nih-gov/pubmed.ncbi.nlm.nih.gov/11585922/index.html

6605 lines
No EOL
279 KiB
HTML
Raw Permalink Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<!DOCTYPE html>
<html lang="en" >
<head itemscope itemtype="http://schema.org/WebPage" prefix="og: http://ogp.me/ns#" >
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<!-- Mobile properties -->
<meta name="HandheldFriendly" content="True">
<meta name="MobileOptimized" content="320">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="preconnect" href="https://cdn.ncbi.nlm.nih.gov">
<link rel="preconnect" href="https://www.ncbi.nlm.nih.gov">
<link rel="preconnect" href="https://www.google-analytics.com">
<link rel="stylesheet" href="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/CACHE/css/output.ba8099dd2df4.css" type="text/css">
<link rel="stylesheet" href="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/CACHE/css/output.452c70ce66f7.css" type="text/css">
<link rel="stylesheet" href="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/CACHE/css/output.7bf600913d6e.css" type="text/css">
<link rel="stylesheet" href="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/CACHE/css/output.0bfa59184c7a.css" type="text/css">
<link rel="stylesheet" href="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/CACHE/css/output.b576742ffc3e.css" type="text/css">
<title>Common regulation of growth arrest and differentiation of osteoblasts by helix-loop-helix factors - PubMed</title>
<link rel="preload" as="font" href="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/uswds/dist/fonts/merriweather-bold-webfont.woff2" type="font/woff2" crossorigin />
<!-- Favicons -->
<link rel="shortcut icon" type="image/ico" href="https://cdn.ncbi.nlm.nih.gov/coreutils/nwds/img/favicons/favicon.ico" />
<link rel="icon" type="image/png" href="https://cdn.ncbi.nlm.nih.gov/coreutils/nwds/img/favicons/favicon.png" />
<!-- 192x192, as recommended for Android
http://updates.html5rocks.com/2014/11/Support-for-theme-color-in-Chrome-39-for-Android
-->
<link rel="icon" type="image/png" sizes="192x192" href="https://cdn.ncbi.nlm.nih.gov/coreutils/nwds/img/favicons/favicon-192.png" />
<!-- 57x57 (precomposed) for iPhone 3GS, pre-2011 iPod Touch and older Android devices -->
<link rel="apple-touch-icon-precomposed" href="https://cdn.ncbi.nlm.nih.gov/coreutils/nwds/img/favicons/favicon-57.png">
<!-- 72x72 (precomposed) for 1st generation iPad, iPad 2 and iPad mini -->
<link rel="apple-touch-icon-precomposed" sizes="72x72" href="https://cdn.ncbi.nlm.nih.gov/coreutils/nwds/img/favicons/favicon-72.png">
<!-- 114x114 (precomposed) for iPhone 4, 4S, 5 and post-2011 iPod Touch -->
<link rel="apple-touch-icon-precomposed" sizes="114x114" href="https://cdn.ncbi.nlm.nih.gov/coreutils/nwds/img/favicons/favicon-114.png">
<!-- 144x144 (precomposed) for iPad 3rd and 4th generation -->
<link rel="apple-touch-icon-precomposed" sizes="144x144" href="https://cdn.ncbi.nlm.nih.gov/coreutils/nwds/img/favicons/favicon-144.png">
<!-- For Pinger + Google Optimize integration (NS-820) -->
<meta name="ncbi_sg_optimize_id" content="">
<!-- Mobile browser address bar color -->
<meta name="theme-color" content="#20558a">
<!-- Preserve the Referrer when going from HTTPS to HTTP -->
<meta name="referrer" content="origin-when-cross-origin">
<meta name="ncbi_pinger_gtm_track" content="true"/>
<!-- Logging params: Pinger defaults -->
<meta name="ncbi_app" content="pubmed" />
<meta name="ncbi_db" content="pubmed" />
<meta name="ncbi_phid" content="CFA10001F781511500002F4F7AD71F91.1.m_6" />
<meta name="ncbi_pinger_stat_url" content="https://www.ncbi.nlm.nih.gov/stat" />
<meta name="log_category" content="literature" />
<meta name="ncbi_cost_center" content="pubmed" />
<!-- Logging params: Pinger custom -->
<meta name="ncbi_pdid" content="abstract" />
<meta name="log_op" content="retrieve" />
<meta name="uid" content="11585922" />
<meta name="ncbi_uid" content="11585922" />
<meta name="log_displayeduids" content="11585922" />
<meta name="log_source_db" content="pubmed,pmc" />
<meta name="log_icons_present" content="true" />
<meta name="ncbi_search_id" content="X27ObuQ9OoptYmrx8XylAw:094e0e2098ab25fbc3bb90780006a3b5" />
<meta name="ncbi_adj_nav_search_id" content="DtL_SrSCGBxWgIR0iktzIQ:fffffb53ba6c977921bf6152a8a8e5d3" />
<!-- Social meta tags for unfurling urls -->
<meta name="description" content="Cellular differentiation entails the coordination of cell cycle arrest and tissue-specific gene expression. We investigated the involvement of basic helix-loop-helix (bHLH) factors in differentiation of osteoblasts using the human osteoblastic cell line MG63. Serum starvation induced growth arrest a …"><meta name="keywords" content="pmid:11585922, PMC99914, doi:10.1128/MCB.21.21.7416-7428.2001, Research Support, Non-U.S. Gov&#x27;t, N Funato, K Ohtani, M Nakamura, Alkaline Phosphatase / metabolism, Basic Helix-Loop-Helix Transcription Factors, Blotting, Western, Bromodeoxyuridine / metabolism, Cell Differentiation, Cell Division, Cell Line, Culture Media, Serum-Free / pharmacology, Cyclin-Dependent Kinase Inhibitor p21, Cyclins / genetics, Cyclins / metabolism, Cytoplasm / metabolism, DNA-Binding Proteins / chemistry*, DNA-Binding Proteins / metabolism*, G1 Phase, Genes, Reporter, Helix-Loop-Helix Motifs*, Humans, Immunohistochemistry, Microscopy, Fluorescence, Models, Biological, Models, Genetic, Mutation, Nuclear Proteins / metabolism, Osteoblasts / cytology*, Osteoblasts / metabolism*, Plasmids / metabolism, Promoter Regions, Genetic, Protein Binding, Protein-Tyrosine Kinases*, Receptor, Fibroblast Growth Factor, Type 3, Receptors, Fibroblast Growth Factor / metabolism, Signal Transduction, Skull / embryology, Skull / pathology, Transcription Factors / chemistry*, Transcription Factors / metabolism*, Transcription, Genetic, Transfection, Twist-Related Protein 1, PubMed Abstract, NIH, NLM, NCBI, National Institutes of Health, National Center for Biotechnology Information, National Library of Medicine, MEDLINE"><meta name="robots" content="index,nofollow,noarchive"><meta property="og:title" content="Common regulation of growth arrest and differentiation of osteoblasts by helix-loop-helix factors - PubMed"><meta property="og:url" content="https://pubmed.ncbi.nlm.nih.gov/11585922/"><meta property="og:description" content="Cellular differentiation entails the coordination of cell cycle arrest and tissue-specific gene expression. We investigated the involvement of basic helix-loop-helix (bHLH) factors in differentiation of osteoblasts using the human osteoblastic cell line MG63. Serum starvation induced growth arrest a …"><meta property="og:image" content="https://cdn.ncbi.nlm.nih.gov/pubmed/persistent/pubmed-meta-image-v2.jpg"><meta property="og:image:secure_url" content="https://cdn.ncbi.nlm.nih.gov/pubmed/persistent/pubmed-meta-image-v2.jpg"><meta property="og:type" content="website"><meta property="og:site_name" content="PubMed"><meta name="twitter:domain" content="pubmed.ncbi.nlm.nih.gov"><meta name="twitter:card" content="summary_large_image"><meta name="twitter:title" content="Common regulation of growth arrest and differentiation of osteoblasts by helix-loop-helix factors - PubMed"><meta name="twitter:url" content="https://pubmed.ncbi.nlm.nih.gov/11585922/"><meta name="twitter:description" content="Cellular differentiation entails the coordination of cell cycle arrest and tissue-specific gene expression. We investigated the involvement of basic helix-loop-helix (bHLH) factors in differentiation of osteoblasts using the human osteoblastic cell line MG63. Serum starvation induced growth arrest a …"><meta name="twitter:image" content="https://cdn.ncbi.nlm.nih.gov/pubmed/persistent/pubmed-meta-image-v2.jpg">
<!-- OpenSearch XML -->
<link rel="search" type="application/opensearchdescription+xml" href="https://cdn.ncbi.nlm.nih.gov/pubmed/persistent/opensearch.xml" title="PubMed search">
<!-- Disables severely broken elements when no JS -->
<noscript>
<link rel="stylesheet" type="text/css" href="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/core/no-script.css">
</noscript>
<meta name="citation_title" content="Common regulation of growth arrest and differentiation of osteoblasts by helix-loop-helix factors">
<meta name="citation_authors" content="Funato N;Ohtani K;Ohyama K;Kuroda T;Nakamura M;">
<meta name="citation_date" content="2001 Nov">
<meta name="citation_publisher" content="Mol Cell Biol">
<meta name="citation_journal_title" content="Molecular and cellular biology">
<meta name="citation_pmid" content="11585922">
<meta name="citation_abstract_html_url" content="https://pubmed.ncbi.nlm.nih.gov/11585922/">
<meta name="citation_volume" content="21">
<meta name="citation_issue" content="21">
<meta name="citation_doi" content="10.1128/MCB.21.21.7416-7428.2001">
<meta name="citation_issn" content="0270-7306">
<link rel="canonical" href="https://pubmed.ncbi.nlm.nih.gov/11585922/" />
</head>
<body >
<noscript>
<div class="no-script-banner" id="no-script-banner">
<div class="warning-message">
<div class="warning-message-text">
This site needs JavaScript to work properly. Please enable it to take advantage of the complete set of features!
</div>
</div>
</div>
</noscript>
<div class="no-session-banner" id="no-session-banner" hidden>
<div class="warning-message">
<div class="warning-message-text">
Clipboard, Search History, and several other advanced features are temporarily unavailable.
</div>
<button class="close-banner-button"
title="Close Clipboard and Search History not available warning banner"
ref="linksrc=close_no_session_banner"
aria-controls="no-session-banner"
aria-label="Close Clipboard and Search History not available warning banner"
aria-expanded="true">
</button>
</div>
</div>
<a class="usa-skipnav" href="#article-details">
Skip to main page content
</a>
<!-- ========== BEGIN HEADER ========== -->
<section class="usa-banner">
<div class="usa-accordion">
<header class="usa-banner-header">
<div class="usa-grid usa-banner-inner">
<img src="https://www.ncbi.nlm.nih.gov/coreutils/uswds/img/favicons/favicon-57.png" alt="U.S. flag" />
<p>An official website of the United States government</p>
<button
class="usa-accordion-button usa-banner-button"
aria-expanded="false"
aria-controls="gov-banner-top"
>
<span class="usa-banner-button-text">Here's how you know</span>
</button>
</div>
</header>
<div
class="usa-banner-content usa-grid usa-accordion-content"
id="gov-banner-top"
>
<div class="usa-banner-guidance-gov usa-width-one-half">
<img
class="usa-banner-icon usa-media_block-img"
src="https://www.ncbi.nlm.nih.gov/coreutils/uswds/img/icon-dot-gov.svg"
alt="Dot gov"
/>
<div class="usa-media_block-body">
<p>
<strong>The .gov means its official.</strong>
<br />
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure youre on a federal
government site.
</p>
</div>
</div>
<div class="usa-banner-guidance-ssl usa-width-one-half">
<img
class="usa-banner-icon usa-media_block-img"
src="https://www.ncbi.nlm.nih.gov/coreutils/uswds/img/icon-https.svg"
alt="Https"
/>
<div class="usa-media_block-body">
<p>
<strong>The site is secure.</strong>
<br />
The <strong>https://</strong> ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
</p>
</div>
</div>
</div>
</div>
</section>
<div class="usa-overlay"></div>
<header class="ncbi-header" role="banner" data-section="Header">
<div class="usa-grid">
<div class="usa-width-one-whole">
<div class="ncbi-header__logo">
<a href="https://www.ncbi.nlm.nih.gov/" class="logo" aria-label="NCBI Logo" data-ga-action="click_image" data-ga-label="NIH NLM Logo">
<img src="https://www.ncbi.nlm.nih.gov/coreutils/nwds/img/logos/AgencyLogo.svg" alt="NIH NLM Logo" />
</a>
</div>
<div class="ncbi-header__account">
<a id="account_login" href="https://account.ncbi.nlm.nih.gov" class="usa-button header-button" style="display:none" data-ga-action="open_menu" data-ga-label="account_menu">Log in</a>
<button id="account_info" class="header-button" style="display:none"
aria-controls="account_popup">
<span class="fa fa-user" aria-hidden="true"></span>
<span class="username desktop-only" aria-hidden="true" id="uname_short"></span>
<span class="sr-only">Show account info</span>
</button>
</div>
<div class="ncbi-popup-anchor">
<div class="ncbi-popup account-popup" id="account_popup" aria-hidden="true">
<div class="ncbi-popup-head">
<button class="ncbi-close-button" data-ga-action="close_menu" data-ga-label="account_menu"><span class="fa fa-times"></span><span class="usa-sr-only">Close</span></button>
<h4>Account</h4>
</div>
<div class="account-user-info">
Logged in as:<br/>
<b><span class="username" id="uname_long">username</span></b>
</div>
<div class="account-links">
<ul class="usa-unstyled-list">
<li><a id="account_myncbi" href="/myncbi/" class="set-base-url" data-ga-action="click_menu_item" data-ga-label="account_myncbi">Dashboard</a></li>
<li><a id="account_pubs" href="/myncbi/collections/bibliography/" class="set-base-url" data-ga-action="click_menu_item" data-ga-label="account_pubs">Publications</a></li>
<li><a id="account_settings" href="/account/settings/" class="set-base-url" data-ga-action="click_menu_item" data-ga-label="account_settings">Account settings</a></li>
<li><a id="account_logout" href="/account/signout/" class="set-base-url" data-ga-action="click_menu_item" data-ga-label="account_logout">Log out</a></li>
</ul>
</div>
</div>
</div>
</div>
</div>
</header>
<div role="navigation" aria-label="access keys">
<a id="nws_header_accesskey_0" href="https://www.ncbi.nlm.nih.gov/guide/browsers/#ncbi_accesskeys" class="usa-sr-only" accesskey="0" tabindex="-1">Access keys</a>
<a id="nws_header_accesskey_1" href="https://www.ncbi.nlm.nih.gov" class="usa-sr-only" accesskey="1" tabindex="-1">NCBI Homepage</a>
<a id="nws_header_accesskey_2" href="/myncbi/" class="set-base-url usa-sr-only" accesskey="2" tabindex="-1">MyNCBI Homepage</a>
<a id="nws_header_accesskey_3" href="#maincontent" class="usa-sr-only" accesskey="3" tabindex="-1">Main Content</a>
<a id="nws_header_accesskey_4" href="#" class="usa-sr-only" accesskey="4" tabindex="-1">Main Navigation</a>
</div>
<section data-section="Alerts">
<div class="ncbi-alerts-placeholder"></div>
</section>
<!-- ========== END HEADER ========== -->
<a id="maincontent" aria-label="Main page content below" role="navigation"></a>
<input type="hidden" name="csrfmiddlewaretoken" value="b4bibkuEbkzTBblPVG8WXxtu63oqdCmhsRVnOaX0LVmnvCrFyZLYrFZ8E76C6dUB">
<form action="/" method="get" autocomplete="off" class="usa-search usa-search-big search-form content-page-layout" id="search-form" role="search">
<div class="inner-wrap">
<a class="pubmed-logo"
aria-label="Pubmed Logo"
href="/"
data-ga-category="featured_link"
data-ga-action="pubmed_logo">
<img src="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/core/images/pubmed-logo-blue.svg" alt="pubmed logo" />
</a>
<a href="#" class="search-input-trigger" data-alt-title="Hide search bar" title="Show search bar" aria-label="Show search bar">
</a>
<div role="search" class="search-input">
<div class="form-field ">
<label class="usa-sr-only" for="id_term">
Search:
</label>
<input
type="search"
name="term"
data-skip-ie-scroll-to-top=""
data-replace-term-with-exact=""
data-exact-query=""
placeholder=""
class="term-input"
required="required"
id="id_term"/><a href="#" class="clear-btn" aria-label="Clear search input" title="Clear search input" role="button" data-pinger-ignore></a><button type="submit" class="search-btn" aria-label="Search" disabled data-pinger-ignore><span class="usa-search-submit-text">Search</span></button>
</div>
</div>
<!-- Create alert and Create RSS are buttons that look like links -->
<!-- Better for them to look like buttons but no space -->
<div class="search-links-wrapper content-page-layout">
<div class="search-links">
<a href="/advanced/"
class="search-input-link adv-search-link"
data-ga-category="featured_link"
data-ga-action="adv_search">Advanced</a>
<a href="/clipboard/"
class="search-input-link clipboard-link hidden"
data-ga-category="featured_link"
data-ga-action="clipboard">
Clipboard <span class="amount-in-clipboard"></span>
</a>
</div>
<span class="search-input-link user-guide-link" role="navigation" aria-label="User guide">
<a href="/help/"
data-ga-category="featured_link"
data-ga-action="user_guide">
User Guide
</a>
</span>
</div>
</div>
</form>
<div id="article-page-header">
<div id="article-top-actions-bar" class="article-top-actions-bar">
<div class="inner-wrap">
<div class="actions-container">
<div class="return-to-search">
</div>
<div class="multiple-results-actions " role="region" aria-label="save, email, send to">
<button id="save-results-panel-trigger"
type="button"
class="save-results save-results-panel-trigger"
aria-expanded="false"
aria-controls="save-action-panel"
data-ga-category="save_share"
data-ga-action="save"
data-ga-label="open">
Save
</button><button id="email-results-panel-trigger"
type="button"
class="email-results email-results-panel-trigger"
aria-expanded="false"
aria-controls="email-action-panel"
data-ga-category="save_share"
data-ga-action="email"
data-ga-label="open">
Email
</button><div class="more-actions dropdown-block"><button id="more-actions-trigger"
type="button"
class="trigger more-actions-trigger"
ref="linksrc=show_moreactions_btn"
aria-label="Send to"
aria-controls="more-actions-dropdown">Send to</button><div id="more-actions-dropdown" class="dropdown dropdown-container" hidden><div class="content"><ul class="more-actions-links"><li><a class="clipboard-panel-trigger dropdown-block-link "
href="#"
role="button"
data-ga-category="save_share"
data-ga-action="clipboard"
data-ga-label="send">
Clipboard
</a></li><li><a role="button" class="dropdown-block-link bibliography-trigger-target" href="https://account.ncbi.nlm.nih.gov/?back_url=https%3A%2F%2Fpubmed.ncbi.nlm.nih.gov%2F11585922%2F%23open-bibliography-panel">My Bibliography</a></li><li><a role="button" class="dropdown-block-link collections-trigger-target" href="https://account.ncbi.nlm.nih.gov/?back_url=https%3A%2F%2Fpubmed.ncbi.nlm.nih.gov%2F11585922%2F%23open-collections-panel">Collections</a></li><li><a role="button" class="citation-manager-panel-trigger dropdown-block-link citation-manager-trigger-target" href="#">Citation manager</a></li></ul></div></div></div>
</div>
<div class="display-options" data-format-key="format"
data-default-format-value="abstract"
data-current-format-value="abstract" role="region">
<button
class="trigger usa-button"
title="Change format"
data-ga-category="display_options"
data-ga-action="display_options_dialog">
<span class="button-label">Display options</span>
</button>
<div class="dropdown" hidden>
<div class="title">
Display options
</div>
<div class="content">
<div class="format-container">
<span class="option-label">
Format
</span>
<select name="format" data-initial-value="abstract" aria-label="Display format" id="article-display-format">
<option value="abstract">Abstract</option>
<option value="pubmed">PubMed</option>
<option value="pmid">PMID</option>
</select>
</div>
</div>
</div>
</div>
<input type="hidden" name="csrfmiddlewaretoken" value="b4bibkuEbkzTBblPVG8WXxtu63oqdCmhsRVnOaX0LVmnvCrFyZLYrFZ8E76C6dUB">
</div>
</div>
</div>
<div id="article-panels-container" class="article-panels-container">
<div id="save-action-panel" class="save-action-panel action-panel" aria-hidden="true">
<div class="inner-wrap">
<h2 class="action-panel-heading">
Save citation to file
</h2>
<form id="save-action-panel-form"
class="action-panel-content action-form"
action="/results-export-ids/"
data-by-search-action="/results-export-search-data/"
data-by-ids-action="/results-export-ids/"
method="post"
data-by-search-method="post"
data-by-ids-method="post">
<input type="hidden" name="csrfmiddlewaretoken" value="b4bibkuEbkzTBblPVG8WXxtu63oqdCmhsRVnOaX0LVmnvCrFyZLYrFZ8E76C6dUB">
<div class="action-panel-control-wrap">
<label for="save-action-format" class="action-panel-label">
Format:
</label>
<select id="save-action-format" name="results-format" class="action-panel-selector">
<option value="summary-text">Summary (text)</option>
<option value="pubmed-text">PubMed</option>
<option value="pmid">PMID</option>
<option value="abstract">Abstract (text)</option>
<option value="csv">CSV</option>
</select>
</div>
<div class="action-panel-actions">
<button class="action-panel-submit"
type="submit"
data-loading-label="Saving..."
data-ga-category="save_share"
data-ga-action="save"
data-ga-label="save">
Create file
</button>
<button class="action-panel-cancel"
aria-label="Close 'Save citations to file' panel"
ref="linksrc=close_save_panel"
aria-controls="save-action-panel"
aria-expanded="false"
data-ga-category="save_share"
data-ga-action="save"
data-ga-label="cancel">
Cancel
</button>
</div>
</form>
</div>
</div>
<div id="email-action-panel"
class="email-action-panel action-panel"
aria-hidden="true"
data-recaptcha-script-url="https://www.recaptcha.net/recaptcha/enterprise.js?render=explicit&onload=onloadCaptchaCallback"
data-recaptcha-enabled="true">
<div class="inner-wrap">
<h2 class="action-panel-heading">
Email citation
</h2>
<form id="email-action-panel-form"
class="action-panel-content action-form"
action="/send-email/"
data-by-search-action="/results-export-email-by-search-data/"
data-by-ids-action="/send-email/"
data-by-search-method="post"
data-by-ids-method="post"
method="post"
>
<input type="hidden" name="csrfmiddlewaretoken" value="b4bibkuEbkzTBblPVG8WXxtu63oqdCmhsRVnOaX0LVmnvCrFyZLYrFZ8E76C6dUB">
<div class="action-panel-control-wrap">
<span class="action-panel-label">
Subject:
</span>
<span class="email-subject" id="email-subject" aria-label="Email subject">1 selected item: 11585922 - PubMed</span>
<input type="hidden" name="email-subject" value="1 selected item: 11585922"/>
<input type="hidden" name="email-subject-hash" value="7ec6f5fe7d4882bef3a029bdeb0c8959ddbfaadcca07383d46aab0fa7c14d4ca"/>
</div>
<div class="action-panel-control-wrap">
<label for="email-to" class="action-panel-label required-field-asterisk">
To:
</label>
<input type="email" aria-label="Recipient Email Address" placeholder="email@example.com" id="email-to" class="email-to" pattern="^[a-zA-Z0-9_.+-]+@[a-zA-Z0-9-]+\.[a-zA-Z0-9-.]+$" maxlength="100" required>
</div>
<div class="action-panel-control-wrap">
<label for="email-from" class="action-panel-label">
From:
</label>
<input type="email" aria-label="Sender Email Address" placeholder="email@example.com" id="email-from" class="email-from" pattern="^[a-zA-Z0-9_.+-]+@[a-zA-Z0-9-]+\.[a-zA-Z0-9-.]+$" maxlength="256">
</div>
<div class="action-panel-control-wrap">
<label for="email-citation-format" class="action-panel-label">
Format:
</label>
<select id="email-citation-format" name="citation-format" class="action-panel-selector email-citation-format">
<option selected="selected" value="summary">Summary</option>
<option value="summary-text">Summary (text)</option>
<option value="abstract">Abstract</option>
<option value="abstract-text">Abstract (text)</option>
</select>
</div>
<div class="include-supplemental-container">
<input type="checkbox" aria-label="Include MeSH and other data" name="include-supplemental" id="email-include-supplemental" class="email-include-supplemental">
<label for="email-include-supplemental" class="email-include-supplemental-label">MeSH and other data</label>
</div>
<div class="form-field recaptcha ">
<div class="g-recaptcha" id="id-recaptcha" data-sitekey="6LfsWHMdAAAAAClKbtOpjQ2pMjgsGxvv7NdZW9uI"></div>
</div>
<div id="captcha-error-message" class="usa-input-error-message captcha-validation-message" role="alert"></div>
<div class="action-panel-actions">
<button class="action-panel-submit"
type="submit"
data-loading-label="Sending..."
data-ga-category="save_share"
data-ga-action="email"
data-ga-label="send">
Send email
</button>
<button class="action-panel-cancel"
aria-label="Close 'Email citations' panel"
ref="linksrc=close_email_panel"
aria-controls="email-action-panel"
aria-expanded="false"
data-ga-category="save_share"
data-ga-action="email"
data-ga-label="cancel">
Cancel
</button>
</div>
<input type="hidden" name="email-search-details" value="" />
<input type="hidden" name="email-search-details-hash" value="0e42663a6c3bd85498fcb88798998fed7bfdc45d457db35281e41afe13cc0524" />
</form>
</div>
</div>
<div id="collections-action-panel"
class="collections-action-panel action-panel in-progress-dots-panel"
aria-hidden="true"
data-collections-open-panel-enabled="false"
data-collections-open-panel-url-hash="#open-collections-panel">
<div class="inner-wrap">
<h3 class="action-panel-heading">
Add to Collections
</h3>
<form id="collections-action-panel-form"
class="collections-action-panel-form action-panel-content action-form action-panel-smaller-selectors"
data-existing-collections-url="/list-existing-collections/"
data-add-to-existing-collection-url="/add-to-existing-collection/"
data-create-and-add-to-new-collection-url="/create-and-add-to-new-collection/"
data-get-article-ids-by-search-url="/get-article-ids-by-search/"
data-myncbi-max-collection-name-length="100"
data-add-to-collection-max-amount="1000"
data-collections-root-url="https://www.ncbi.nlm.nih.gov/myncbi/collections/">
<input type="hidden" name="csrfmiddlewaretoken" value="b4bibkuEbkzTBblPVG8WXxtu63oqdCmhsRVnOaX0LVmnvCrFyZLYrFZ8E76C6dUB">
<div class="choice-group" role="radiogroup">
<ul class="radio-group-items">
<li>
<input type="radio"
id="collections-action-panel-new"
class="collections-new"
name="collections"
value="new"
data-ga-category="save_share"
data-ga-action="collections"
data-ga-label="collections_radio_new">
<label for="collections-action-panel-new">Create a new collection</label>
</li>
<li>
<input type="radio"
id="collections-action-panel-existing"
class="collections-existing"
name="collections"
value="existing"
checked="true"
data-ga-category="save_share"
data-ga-action="collections"
data-ga-label="collections_radio_existing">
<label for="collections-action-panel-existing">Add to an existing collection</label>
</li>
</ul>
</div>
<div class="controls-wrapper">
<div class="action-panel-control-wrap new-collections-controls">
<label for="collections-action-panel-add-to-new" class="action-panel-label required-field-asterisk">
Name your collection:
</label>
<input
type="text"
name="add-to-new-collection"
id="collections-action-panel-add-to-new"
class="collections-action-add-to-new"
pattern="[^&quot;&amp;=&lt;&gt;\/]*" title="The following characters are not allowed in the Name field: &quot;&amp;=&lt;&gt;/"
maxlength="100"
data-ga-category="save_share"
data-ga-action="create_collection"
data-ga-label="non_favorties_collection">
<div class="collections-new-name-too-long usa-input-error-message selection-validation-message">
Name must be less than 100 characters
</div>
</div>
<div class="action-panel-control-wrap existing-collections-controls">
<label for="collections-action-panel-add-to-existing" class="action-panel-label">
Choose a collection:
</label>
<select id="collections-action-panel-add-to-existing"
class="action-panel-selector collections-action-add-to-existing"
data-ga-category="save_share"
data-ga-action="select_collection"
data-ga-label="($('#collections-action-add-to-existing').val() === 'Favorites') ? 'Favorites' : 'non_favorites_collection'">
</select>
<div class="collections-retry-load-on-error usa-input-error-message selection-validation-message">
Unable to load your collection due to an error<br>
<a href="#">Please try again</a>
</div>
</div>
</div>
<div class="action-panel-actions">
<button class="action-panel-submit"
type="submit"
data-loading-label="Adding..."
data-pinger-ignore
data-ga-category="save_share"
data-ga-action="collections"
data-ga-label="add">
Add
</button>
<button class="action-panel-cancel"
aria-label="Close 'Add to Collections' panel"
ref="linksrc=close_collections_panel"
aria-controls="collections-action-panel"
aria-expanded="false"
data-ga-category="save_share"
data-ga-action="collections"
data-ga-label="cancel">
Cancel
</button>
</div>
</form>
</div>
</div>
<div id="bibliography-action-panel"
class="bibliography-action-panel action-panel in-progress-dots-panel"
aria-hidden="true"
data-bibliography-open-panel-enabled="false"
data-bibliography-open-panel-url-hash="#open-bibliography-panel">
<div class="inner-wrap">
<h3 class="action-panel-heading">
Add to My Bibliography
</h3>
<form id="bibliography-action-panel-form"
class="bibliography-action-panel-form action-panel-content action-form action-panel-smaller-selectors"
data-add-to-bibliography-max-amount="100"
data-add-to-bibliography-batch-size="10"
data-bibliography-delegates-url="/list-bibliography-delegates/"
data-add-to-bibliography-url="/add-to-bibliography/"
data-get-article-ids-by-search-url="/get-article-ids-by-search/"
data-mybib-root-url="https://www.ncbi.nlm.nih.gov/myncbi/collections/mybibliography/">
<input type="hidden" name="csrfmiddlewaretoken" value="b4bibkuEbkzTBblPVG8WXxtu63oqdCmhsRVnOaX0LVmnvCrFyZLYrFZ8E76C6dUB">
<div class="action-panel-control-wrap bibliographies-controls">
<div class="choice-group">
<ul class="bibliographies-action-add radio-group-items">
<li>
<input name="bibliography" id="my-bibliography" class="my-bibliography" type="radio" checked/>
<label for="my-bibliography">My Bibliography</label>
</li>
</ul>
</div>
</div>
<div class="bibliographies-retry-load-on-error usa-input-error-message selection-validation-message">
Unable to load your delegates due to an error<br>
<a href="#">Please try again</a>
</div>
<div class="action-panel-actions">
<button class="action-panel-submit"
type="submit"
data-loading-label="Adding..."
data-pinger-ignore>
Add
</button>
<button class="action-panel-cancel"
aria-label="Close 'Add to bibliography' panel"
ref="linksrc=close_bibliography_panel"
aria-controls="bibliography-action-panel"
aria-expanded="false"
data-ga-category="save_share"
data-ga-action="mybib"
data-ga-label="cancel">
Cancel
</button>
</div>
</form>
</div>
</div>
<div id="saved-search-action-panel" class="saved-search-action-panel action-panel " aria-hidden="true"
data-saved-search-open-panel-enabled="false"
data-saved-search-open-panel-url-hash="#open-saved-search-panel">
<div class="inner-wrap">
<h2 class="action-panel-heading">
Your saved search
</h2>
<form id="saved-search-action-panel-form"
class="saved-search-action-panel-form action-panel-content action-form"
data-create-saved-search-url="/create-saved-search/"
data-try-search-terms-url="/try-search-term/"
data-saved-search-root-url="https://www.ncbi.nlm.nih.gov/myncbi/searches/">
<input type="hidden" name="csrfmiddlewaretoken" value="b4bibkuEbkzTBblPVG8WXxtu63oqdCmhsRVnOaX0LVmnvCrFyZLYrFZ8E76C6dUB">
<div class="action-panel-control-wrap">
<label for="saved-search-name" class="action-panel-label saved-search-name-label required-field-asterisk">
Name of saved search:
</label>
<input maxlength="200"
type="text"
name="saved-search-name"
id="saved-search-name"
class="saved-search-name"
value=""
required
pattern="[^&quot;&amp;=&lt;&gt;\/]*" title="The following characters are not allowed in the Name field: &quot;&amp;=&lt;&gt;/">
</div>
<div class="action-panel-control-wrap">
<label for="saved-search-term" class="action-panel-label required-field-asterisk">
Search terms:
</label>
<textarea name="saved-search-term" id="saved-search-term" class="saved-search-term" required></textarea>
</div>
<div class="test-search-term-wrap">
<a href="#" class="try-search-term">Test search terms</a>
</div>
<div class="choice-group action-panel-extra-margin-top">
<span class="action-panel-label" id="fieldset-label">
Would you like email updates of new search results?
</span>
<fieldset id="saved-search-alert" aria-describedby="fieldset-label">
<legend class="usa-sr-only">Saved Search Alert Radio Buttons</legend>
<ul class="radio-group-items">
<li>
<input type="radio" id="saved-search-alert-yes" class="saved-search-alert-yes" name="saved-search-alert" value="yes" checked>
<label for="saved-search-alert-yes" class="action-panel-label">Yes</label>
</li>
<li>
<input aria-label="No radio input" type="radio" id="saved-search-alert-no" class="saved-search-alert-no" name="saved-search-alert" value="no">
<label for="saved-search-alert-no" class="action-panel-label">No</label>
</li>
</ul>
</fieldset>
</div>
<div class="alert-schedule-wrap">
<div class="action-panel-control-wrap">
<label class="action-panel-label">
Email:
</label>
<span aria-label="Email address" id="saved-search-email" class="action-panel-label"><span class="action-panel-label-bold"></span> (<a class="myncbi-account-settings" href="https://www.ncbi.nlm.nih.gov/account/settings/">change</a>)</span>
</div>
<div class="action-panel-control-wrap action-panel-extra-margin-top">
<label for="saved-search-frequency" class="action-panel-label">
Frequency:
</label>
<select id="saved-search-frequency" class="no-border-panel-selector saved-search-frequency">
<option value="monthly">Monthly</option>
<option value="weekly">Weekly</option>
<option value="daily">Daily</option>
</select>
</div>
<div class="action-panel-control-wrap saved-search-monthly-additional">
<label for="saved-search-monthly-on-day" class="action-panel-label">
Which day?
</label>
<select id="saved-search-monthly-on-day" class="no-border-panel-selector">
<option value="Sunday">The first Sunday</option>
<option value="Monday">The first Monday</option>
<option value="Tuesday">The first Tuesday</option>
<option value="Wednesday">The first Wednesday</option>
<option value="Thursday">The first Thursday</option>
<option value="Friday">The first Friday</option>
<option value="Saturday">The first Saturday</option>
<option value="day">The first day</option>
<option value="weekday">The first weekday</option>
</select>
</div>
<div class="action-panel-control-wrap saved-search-weekly-additional">
<label for="saved-search-weekly-on-day" class="action-panel-label">
Which day?
</label>
<select id="saved-search-weekly-on-day" class="no-border-panel-selector saved-search-weekly-on-day">
<option value="Sunday">Sunday</option>
<option value="Monday">Monday</option>
<option value="Tuesday">Tuesday</option>
<option value="Wednesday">Wednesday</option>
<option value="Thursday">Thursday</option>
<option value="Friday">Friday</option>
<option value="Saturday">Saturday</option>
</select>
</div>
<div class="action-panel-control-wrap">
<label for="saved-search-report" class="action-panel-label">
Report format:
</label>
<select id="saved-search-report" class="no-border-panel-selector saved-search-report">
<option value="DocSum">Summary</option>
<option value="DocSumText">Summary (text)</option>
<option value="Abstract">Abstract</option>
<option value="AbstractText">Abstract (text)</option>
<option value="MEDLINE">PubMed</option>
</select>
</div>
<div class="action-panel-control-wrap">
<label for="saved-search-amount" class="action-panel-label">
Send at most:
</label>
<select id="saved-search-amount" class="no-border-panel-selector saved-search-amount">
<option value="1">1 item</option>
<option value="5" selected>5 items</option>
<option value="10">10 items</option>
<option value="20">20 items</option>
<option value="50">50 items</option>
<option value="100">100 items</option>
<option value="200">200 items</option>
</select>
</div>
<div>
<input type="checkbox" id="saved-search-send-if-no-result" class="saved-search-send-if-no-result" name="saved-search-send-if-no-result">
<label for="saved-search-send-if-no-result" class="action-panel-label smaller-checkbox">
Send even when there aren't any new results
</label>
</div>
<div class="action-panel-control-wrap option-text-in-email-wrap">
<label for="saved-search-email-text" class="action-panel-label">
Optional text in email:
</label>
<textarea name="saved-search-email-text"
id="saved-search-email-text"
class="saved-search-email-text"></textarea>
</div>
</div>
<div class="action-panel-actions">
<button class="action-panel-submit"
type="submit"
data-loading-label="Saving..."
data-ga-category="save_share"
data-ga-action="alert"
data-ga-label="save">
Save
</button>
<button class="action-panel-cancel"
aria-label="Close 'Your saved search' panel"
ref="linksrc=close_saved_search_panel"
aria-controls="saved-search-action-panel"
aria-expanded="false"
data-ga-category="save_share"
data-ga-action="alert"
data-ga-label="cancel">
Cancel
</button>
</div>
</form>
</div>
</div>
<div id="citation-manager-action-panel" class="citation-manager-action-panel action-panel" aria-hidden="true">
<div class="inner-wrap">
<h2 class="action-panel-heading">
Create a file for external citation management software
</h2>
<form id="citation-manager-action-panel-form"
class="action-panel-content action-form"
action="/results-export-ids/"
data-by-search-action="/results-export-search-data/"
data-by-ids-action="/results-export-ids/"
method="post"
data-by-search-method="post"
data-by-ids-method="post">
<input type="hidden" name="csrfmiddlewaretoken" value="b4bibkuEbkzTBblPVG8WXxtu63oqdCmhsRVnOaX0LVmnvCrFyZLYrFZ8E76C6dUB">
<input name="results-format" type="hidden" value="pubmed"/>
<div class="action-panel-actions">
<button class="action-panel-submit"
type="submit"
data-loading-label="Sending..."
data-ga-category="save_share"
data-ga-action="citation_manager"
data-ga-label="save">
Create file
</button>
<button class="action-panel-cancel"
aria-label="Close 'Send citations to citation manager' panel"
ref="linksrc=close_citation_manager_panel"
aria-controls="citation-manager-action-panel"
aria-expanded="false"
data-ga-category="save_share"
data-ga-action="citation_manager"
data-ga-label="cancel">
Cancel
</button>
</div>
</form>
</div>
</div>
<div id="rss-action-panel" class="rss-action-panel action-panel " aria-hidden="true">
<div class="inner-wrap">
<h2 class="action-panel-heading">
Your RSS Feed
</h2>
<form id="rss-action-panel-form"
class="rss-action-panel-form action-panel-content action-form"
data-create-rss-feed-url="/create-rss-feed-url/"
data-search-form-term-value="">
<input type="hidden" name="csrfmiddlewaretoken" value="b4bibkuEbkzTBblPVG8WXxtu63oqdCmhsRVnOaX0LVmnvCrFyZLYrFZ8E76C6dUB">
<div class="action-panel-control-wrap">
<label for="rss-name" class="action-panel-label required-field-asterisk">
Name of RSS Feed:
</label>
<input maxlength="200"
placeholder="Name"
type="text"
name="rss-name"
id="rss-name"
class="rss-name"
value=''
required
pattern="[^&quot;&amp;=&lt;&gt;\/]*" title="The following characters are not allowed in the Name field: &quot;&amp;=&lt;&gt;/">
</div>
<div class="rss-limit-wrap">
<div class="action-panel-control-wrap action-panel-extra-margin-top">
<label for="rss-limit" class="action-panel-label">
Number of items displayed:
</label>
<select id="rss-limit" class="no-border-panel-selector rss-limit">
<option value="5">5</option>
<option value="10">10</option>
<option value="15" selected="selected">15</option>
<option value="20">20</option>
<option value="50">50</option>
<option value="100">100</option>
</select>
</div>
</div>
<div class="action-panel-actions">
<button class="action-panel-submit"
type="submit"
data-loading-label="Creating..."
data-ga-category="save_share"
data-ga-action="alert"
data-ga-label="save">
Create RSS
</button>
<button class="action-panel-cancel"
aria-label="Close 'Your RSS' panel"
ref="linksrc=close_rss_panel"
aria-controls="rss-action-panel"
aria-expanded="false"
data-ga-category="save_share"
data-ga-action="alert"
data-ga-label="cancel">
Cancel
</button>
</div>
<div class="action-panel-control-wrap rss-link-copy-wrap">
<label for="rss-link" class="usa-sr-only">RSS Link</label>
<input placeholder="Your RSS Feed Link" type="text" name="rss-link" id="rss-link" class="rss-link" title="RSS Link">
<button
type="button"
disabled
class="rss-link-copy-button disabled"
data-ga-category="save_share"
data-ga-action="rss"
data-ga-label="copy">
Copy
</button>
</div>
</form>
</div>
</div>
</div>
</div>
<div class="article-page" id="article-page" data-article-pmid="11585922">
<aside class="page-sidebar">
<div class="inner-wrap">
<div class="full-text-links">
<div class="full-view">
<h3 class="title">
Full text links
</h3>
<div class="full-text-links-list">
<a class="link-item
dialog-focus"
href="https://www.tandfonline.com/doi/10.1128/MCB.21.21.7416-7428.2001?url_ver=Z39.88-2003&amp;rfr_id=ori:rid:crossref.org&amp;rfr_dat=cr_pub 0pubmed"
target="_blank"
rel="noopener"
ref="linksrc=fulltextorjournal_fulltext&amp;is_pmc=False&amp;PrId=4487&amp;itool=Abstract-def&amp;log$=linkouticon&amp;uid=11585922&amp;db=pubmed&amp;nlmid=8109087"
title="See full text options at Atypon"
data-ga-category="full_text"
data-ga-action="Atypon"
data-ga-label="11585922"
><img src="https://cdn.ncbi.nlm.nih.gov/corehtml/query/egifs/https:--www.tandfonline.com-pb-assets-tandf-logos-tf_pubmed_fulltext_icon.png" alt="Atypon full text link"><span class="text">
Atypon
</span></a><a class="link-item
pmc
"
href="https://pmc.ncbi.nlm.nih.gov/articles/pmid/11585922/"
target="_blank"
rel="noopener"
ref="linksrc=fulltextorjournal_fulltext&amp;is_pmc=True&amp;PrId=3494&amp;itool=Abstract-def&amp;log$=linkouticon&amp;uid=11585922&amp;db=pubmed&amp;nlmid=8109087"
title="Free full text at PubMed Central"
data-ga-category="full_text"
data-ga-action="PMC"
data-ga-label="11585922"
><span class="text">
Free PMC article
</span></a>
</div>
</div>
<div class="short-view">
<a href="#" class="full-text-links-button full-text-links-dialog-trigger">
Full text links
</a>
</div>
</div>
<div class="actions-buttons sidebar"><h3 class="title">Actions</h3><div class="inner-wrap"><button class="citation-button citation-dialog-trigger"
aria-label="Open dialog with citation text in different styles"
data-ga-category="save_share"
data-ga-action="cite"
data-ga-label="open"
data-all-citations-url="/11585922/citations/"
data-citation-style="nlm"
data-pubmed-format-link="/11585922/export/"><span class="button-label">Cite</span></button><link type="text/css" href="ncbi-overlay-block/src/overlay-block.css"><div class="collections-button-container" data-article-id="11585922" data-article-db="pubmed"><button class="collections-button collections-dialog-trigger"
aria-label="Save article in MyNCBI collections."
data-ga-category="collections_button"
data-ga-action="click"
data-ga-label="collections_button"
data-collections-open-dialog-enabled="false"
data-collections-open-dialog-url="https://account.ncbi.nlm.nih.gov/?back_url=https%3A%2F%2Fpubmed.ncbi.nlm.nih.gov%2F11585922%2F%23open-collections-dialog"
data-in-collections="false"><span class="button-label">Collections</span></button><div class="overlay" role="dialog"><div id="collections-action-dialog"
class="dialog collections-dialog"
aria-hidden="true"><div class="title">Add to Collections</div><div class="collections-action-panel action-panel"><form id="collections-action-dialog-form"
class="collections-action-panel-form action-panel-content action-form action-panel-smaller-selectors"
data-existing-collections-url="/list-existing-collections/"
data-add-to-existing-collection-url="/add-to-existing-collection/"
data-create-and-add-to-new-collection-url="/create-and-add-to-new-collection/"
data-myncbi-max-collection-name-length="100"
data-collections-root-url="https://www.ncbi.nlm.nih.gov/myncbi/collections/"><input type="hidden" name="csrfmiddlewaretoken" value="b4bibkuEbkzTBblPVG8WXxtu63oqdCmhsRVnOaX0LVmnvCrFyZLYrFZ8E76C6dUB"><div class="choice-group" role="radiogroup"><ul class="radio-group-items"><li><input type="radio"
id="collections-action-dialog-new"
class="collections-new"
name="collections"
value="new"
data-ga-category="collections_button"
data-ga-action="click"
data-ga-label="collections_radio_new"><label for="collections-action-dialog-new">Create a new collection</label></li><li><input type="radio"
id="collections-action-dialog-existing"
class="collections-existing"
name="collections"
value="existing"
checked="true"
data-ga-category="collections_button"
data-ga-action="click"
data-ga-label="collections_radio_existing"><label for="collections-action-dialog-existing">Add to an existing collection</label></li></ul></div><div class="controls-wrapper"><div class="action-panel-control-wrap new-collections-controls"><label for="collections-action-dialog-add-to-new" class="action-panel-label required-field-asterisk">
Name your collection:
</label><input
type="text"
name="add-to-new-collection"
id="collections-action-dialog-add-to-new"
class="collections-action-add-to-new"
pattern="[^&quot;&amp;=&lt;&gt;\/]*" title="The following characters are not allowed in the Name field: &quot;&amp;=&lt;&gt;/"
maxlength="100"
data-ga-category="collections_button"
data-ga-action="create_collection"
data-ga-label="non_favorties_collection"><div class="collections-new-name-too-long usa-input-error-message selection-validation-message">
Name must be less than 100 characters
</div></div><div class="action-panel-control-wrap existing-collections-controls"><label for="collections-action-dialog-add-to-existing" class="action-panel-label">
Choose a collection:
</label><select id="collections-action-dialog-add-to-existing"
class="action-panel-selector collections-action-add-to-existing"
data-ga-category="collections_button"
data-ga-action="select_collection"
data-ga-label="($('.collections-action-add-to-existing').val() === 'Favorites') ? 'Favorites' : 'non_favorites_collection'"></select><div class="collections-retry-load-on-error usa-input-error-message selection-validation-message">
Unable to load your collection due to an error<br><a href="#">Please try again</a></div></div></div><div class="action-panel-actions"><button class="action-panel-submit"
type="submit"
data-loading-label="Adding..."
data-pinger-ignore
data-ga-category="collections_button"
data-ga-action="click"
data-ga-label="add">
Add
</button><button class="action-panel-cancel"
aria-label="Close 'Add to Collections' panel"
ref="linksrc=close_collections_panel"
aria-controls="collections-action-panel"
aria-expanded="false"
data-ga-category="collections_button"
data-ga-action="click"
data-ga-label="cancel">
Cancel
</button></div></form></div></div></div></div><button class="more-actions-button more-actions-dialog-trigger"
title="Open dialog with more actions to take"
ref="linksrc=more_actions_btn"></button><div class="display-options" data-format-key="format"
data-default-format-value="abstract"
data-current-format-value="abstract" role="region"><button
class="trigger usa-button"
title="Change format"
data-ga-category="display_options"
data-ga-action="display_options_dialog"><span class="button-label">Display options</span></button><div class="dropdown" hidden><div class="title">
Display options
</div><div class="content"><div class="format-container"><span class="option-label">
Format
</span><select name="format" data-initial-value="abstract" aria-label="Display format" id="sidebar-actions-display-format"><option value="abstract">Abstract</option><option value="pubmed">PubMed</option><option value="pmid">PMID</option></select></div></div></div></div></div></div>
<div class="social-sharing">
<h3 class="title">
Share
</h3>
<ul class="social-sharing-links usa-unstyled-list">
<li>
<a href="http://twitter.com/intent/tweet?text=Common%20regulation%20of%20growth%20arrest%20and%20differentiation%20of%20osteoblasts%20by%20helix-loop-helix%20factors%20https%3A//pubmed.ncbi.nlm.nih.gov/11585922/"
class="share-link share-link-twitter"
rel="noreferrer noopener"
target="Pubmed-Social-Media-Share-Popup"
title="Share article on Twitter"
data-ga-category="save_share"
data-ga-action="social"
data-ga-label="twitter"></a>
</li>
<li>
<a href="http://www.facebook.com/sharer/sharer.php?u=https%3A//pubmed.ncbi.nlm.nih.gov/11585922/"
class="share-link share-link-facebook"
rel="noreferrer noopener"
target="Pubmed-Social-Media-Share-Popup"
title="Share article on Facebook"
data-ga-category="save_share"
data-ga-action="social"
data-ga-label="fb"></a>
</li>
<li>
<div class="share-permalink">
<button class="trigger"
title="Show article permalink"
ref="linksrc=show_permalink_btn">
</button>
<div class="dropdown" hidden>
<div class="title">
Permalink
</div>
<div class="content">
<input type="text"
class="permalink-text"
value="https://pubmed.ncbi.nlm.nih.gov/11585922/"
aria-label="Article permalink"/><button class="permalink-copy-button usa-button-primary"
title="Copy article permalink"
data-ga-category="save_share"
data-ga-action="link"
data-ga-label="copy_link"><span class="button-title">Copy</span></button>
</div>
</div>
</div>
</li>
</ul>
</div>
<nav class="page-navigator" role="navigation" aria-label="Page navigation">
<div class="full-view">
<h3 class="title">
Page navigation
</h3>
<ul class="items-list">
<li class="heading ">
<a href="#heading"
aria-label="navigate to Title &amp; authors section"
data-ga-category="page_nav"
data-ga-action="heading">
Title &amp; authors
</a>
</li>
<li class="abstract ">
<a href="#abstract"
aria-label="navigate to Abstract section"
data-ga-category="page_nav"
data-ga-action="abstract">
Abstract
</a>
</li>
<li class="figures ">
<a href="#figures"
aria-label="navigate to Figures section"
data-ga-category="page_nav"
data-ga-action="figures">
Figures
</a>
</li>
<li class="similar ">
<a href="#similar"
aria-label="navigate to Similar articles section"
data-ga-category="page_nav"
data-ga-action="similar">
Similar articles
</a>
</li>
<li class="citedby ">
<a href="#citedby"
aria-label="navigate to Cited by section"
data-ga-category="page_nav"
data-ga-action="citedby">
Cited by
</a>
</li>
<li class="references ">
<a href="#references"
aria-label="navigate to References section"
data-ga-category="page_nav"
data-ga-action="references">
References
</a>
</li>
<li class="publication-types ">
<a href="#publication-types"
aria-label="navigate to Publication types section"
data-ga-category="page_nav"
data-ga-action="publication-types">
Publication types
</a>
</li>
<li class="mesh-terms ">
<a href="#mesh-terms"
aria-label="navigate to MeSH terms section"
data-ga-category="page_nav"
data-ga-action="mesh-terms">
MeSH terms
</a>
</li>
<li class="substances ">
<a href="#substances"
aria-label="navigate to Substances section"
data-ga-category="page_nav"
data-ga-action="substances">
Substances
</a>
</li>
<li class="related-links ">
<a href="#related-links"
aria-label="navigate to Related information section"
data-ga-category="page_nav"
data-ga-action="related-links">
Related information
</a>
</li>
<li class="linkout ">
<a href="#linkout"
aria-label="navigate to LinkOut - more resources section"
data-ga-category="page_nav"
data-ga-action="linkout">
LinkOut - more resources
</a>
</li>
</ul>
</div>
<select class="short-view" autocomplete="off" title="navigate to selected section" aria-label="Navigate to page section">
<option value="heading">Title &amp; authors</option>
<option value="abstract">Abstract</option>
<option value="figures">Figures</option>
<option value="similar">Similar articles</option>
<option value="citedby">Cited by</option>
<option value="references">References</option>
<option value="publication-types">Publication types</option>
<option value="mesh-terms">MeSH terms</option>
<option value="substances">Substances</option>
<option value="related-links">Related information</option>
<option value="linkout">LinkOut - more resources</option>
</select>
</nav>
</div>
</aside>
<main class="article-details" id="article-details">
<!-- "Filters applied" shows only when page is redirected from search -->
<!-- because search found one result -->
<header class="heading" id="heading">
<div class="full-view" id="full-view-heading">
<div class="article-citation">
<div class="article-source">
<div class="journal-actions dropdown-block"><button id="full-view-journal-trigger"
class="journal-actions-trigger trigger"
ref="linksrc=journal_actions_btn"
title="Molecular and cellular biology"
tabindex="0"
aria-controls="full-view-journal"
aria-expanded="false"
aria-label="Toggle dropdown menu for journal Molecular and cellular biology"
data-pinger-ignore>
Mol Cell Biol
</button><div id="full-view-journal"
class="journal-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for journal Molecular and cellular biology"><div class="title">Actions</div><div class="content"><ul class="journal-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Mol+Cell+Biol%22%5Bjour%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Mol+Cell+Biol%22%5Bjour%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_journal_name_link&amp;journal_abbrev=Mol Cell Biol"
data-ga-category="search"
data-ga-action="journal_link"
data-ga-label="Mol Cell Biol">
Search in PubMed
</a></li><li><a class="search-in-nlm-catalog-link dropdown-block-link"
ref ="linksrc=search_in_nlm_catalog_link"
href="https://www.ncbi.nlm.nih.gov/nlmcatalog?term=%22Mol+Cell+Biol%22%5BTitle+Abbreviation%5D"
data-ga-category="search_catalog"
data-ga-action="journal_link"
data-ga-label="Mol Cell Biol">
Search in NLM Catalog
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref ="linksrc=add_to_search_link"
role="button"
data-search-term='"Mol Cell Biol"[jour]'
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label='"Mol Cell Biol"[jour]'
href="#">
Add to Search
</a></li></ul></div></div></div><span class="period">. </span><span class="cit">2001 Nov;21(21):7416-28.</span>
</div>
<span class="citation-doi">
doi: 10.1128/MCB.21.21.7416-7428.2001.
</span>
</div>
<h1 class="heading-title">
Common regulation of growth arrest and differentiation of osteoblasts by helix-loop-helix factors
</h1>
<div class="inline-authors">
<div class="authors">
<div class="authors-list">
<span class="authors-list-item "><a class="full-name"
href="/?term=Funato+N&amp;cauthor_id=11585922"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="N Funato">N Funato</a><sup class="affiliation-links"><span class="author-sup-separator">&nbsp;</span><a class="affiliation-link" title="Human Gene Sciences Center, Tokyo Medical and Dental University, Bunkyo-ku, Tokyo 113-8510, Japan." href="#full-view-affiliation-1" ref="linksrc=author_aff">
1
</a></sup><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Ohtani+K&amp;cauthor_id=11585922"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="K Ohtani">K Ohtani</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Ohyama+K&amp;cauthor_id=11585922"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="K Ohyama">K Ohyama</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Kuroda+T&amp;cauthor_id=11585922"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="T Kuroda">T Kuroda</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Nakamura+M&amp;cauthor_id=11585922"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="M Nakamura">M Nakamura</a></span>
</div>
</div>
</div>
<div class="short-article-details">
Affiliations
<button
class="more-details"
id="toggle-authors"
data-alt-text="Collapse"
aria-controls="expanded-authors"
aria-expanded="false"
data-pinger-ignore
data-fetch-url="/11585922/long-authors/"
data-id-prefix="">
<span class="title">
Expand
</span>
</button>
</div>
<div class="extended-article-details" id="expanded-authors" aria-hidden="true">
<div class="expanded-authors" id="full-view-expanded-authors">
<div class="affiliations">
<h3 class="title">
Affiliation
</h3>
<ul class="item-list">
<li data-affiliation-id="full-view-affiliation-1"
id="full-view-affiliation-1"
><sup class="key">1</sup> Human Gene Sciences Center, Tokyo Medical and Dental University, Bunkyo-ku, Tokyo 113-8510, Japan.</li>
</ul>
</div>
</div>
</div>
<ul class="identifiers" id="full-view-identifiers">
<li>
<span class="identifier pubmed">
<span class="id-label">
PMID:
</span>
<strong class="current-id" title="PubMed ID">11585922</strong>
</span>
</li>
<li>
<span class="identifier pmc">
<span class="id-label">
PMCID:
</span>
<a class="id-link"
target="_blank"
rel="noopener"
ref="linksrc=article_id_link&amp;article_id=PMC99914&amp;id_type=PMC"
href="https://pmc.ncbi.nlm.nih.gov/articles/PMC99914/"
data-ga-category="full_text"
data-ga-action="PMCID"
>
PMC99914
</a>
</span>
</li>
<li>
<span class="identifier doi">
<span class="id-label">
DOI:
</span>
<a class="id-link"
target="_blank"
rel="noopener"
ref="linksrc=article_id_link&amp;article_id=10.1128/MCB.21.21.7416-7428.2001&amp;id_type=DOI"
href="https://doi.org/10.1128/mcb.21.21.7416-7428.2001"
data-ga-category="full_text"
data-ga-action="DOI"
>
10.1128/MCB.21.21.7416-7428.2001
</a>
</span>
</li>
</ul>
<div class="in-clipboard-label " hidden>
Item in Clipboard
</div>
</div>
<div class="short-view" id="short-view-heading">
<h1 class="heading-title">
Common regulation of growth arrest and differentiation of osteoblasts by helix-loop-helix factors
</h1>
<div class="short-citation">
<span class="authors-list">
<span class="authors-list-item "><span class="full-name">N Funato</span><span class="citation-separator">&nbsp;et al.</span></span>
</span>
<span class="citation-journal">
Mol Cell Biol<span class="citation-separator">.</span>
</span>
<span class="date">
<span class="citation-year">2001 Nov</span><span class="citation-separator">.</span>
</span>
</div>
<div class="more-article-details-section with-display-settings">
<button class="more-article-details"
id="toggle-article-details"
data-alt-text="Hide details"
ref="linksrc=toggle_article_details"
aria-controls="full-article-details"
aria-expanded="false"
data-fetch-url="/11585922/long-authors/"
data-id-prefix="">
<span class="title">Show details</span>
</button>
<div class="display-options" data-format-key="format"
data-default-format-value="abstract"
data-current-format-value="abstract" role="region">
<button
class="trigger usa-button"
title="Change format"
data-ga-category="display_options"
data-ga-action="display_options_dialog">
<span class="button-label">Display options</span>
</button>
<div class="dropdown" hidden>
<div class="title">
Display options
</div>
<div class="content">
<div class="format-container">
<span class="option-label">
Format
</span>
<select name="format" data-initial-value="abstract" aria-label="Display format" id="mobile-display-format">
<option value="abstract">Abstract</option>
<option value="pubmed">PubMed</option>
<option value="pmid">PMID</option>
</select>
</div>
</div>
</div>
</div>
</div>
<div class="extended-article-details" id="full-article-details" aria-hidden="true">
<div class="article-citation">
<div class="article-source">
<div class="journal-actions dropdown-block"><button id="short-view-journal-trigger"
class="journal-actions-trigger trigger"
ref="linksrc=journal_actions_btn"
title="Molecular and cellular biology"
tabindex="0"
aria-controls="short-view-journal"
aria-expanded="false"
aria-label="Toggle dropdown menu for journal Molecular and cellular biology"
data-pinger-ignore>
Mol Cell Biol
</button><div id="short-view-journal"
class="journal-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for journal Molecular and cellular biology"><div class="title">Actions</div><div class="content"><ul class="journal-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Mol+Cell+Biol%22%5Bjour%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Mol+Cell+Biol%22%5Bjour%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_journal_name_link&amp;journal_abbrev=Mol Cell Biol"
data-ga-category="search"
data-ga-action="journal_link"
data-ga-label="Mol Cell Biol">
Search in PubMed
</a></li><li><a class="search-in-nlm-catalog-link dropdown-block-link"
ref ="linksrc=search_in_nlm_catalog_link"
href="https://www.ncbi.nlm.nih.gov/nlmcatalog?term=%22Mol+Cell+Biol%22%5BTitle+Abbreviation%5D"
data-ga-category="search_catalog"
data-ga-action="journal_link"
data-ga-label="Mol Cell Biol">
Search in NLM Catalog
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref ="linksrc=add_to_search_link"
role="button"
data-search-term='"Mol Cell Biol"[jour]'
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label='"Mol Cell Biol"[jour]'
href="#">
Add to Search
</a></li></ul></div></div></div><span class="period">. </span><span class="cit">2001 Nov;21(21):7416-28.</span>
</div>
<span class="citation-doi">
doi: 10.1128/MCB.21.21.7416-7428.2001.
</span>
</div>
<div class="expanded-authors" id="short-view-expanded-authors">
<div class="authors">
<h3 class="title">
Authors
</h3>
<div class="authors-list">
<span class="authors-list-item "><a class="full-name"
href="/?term=Funato+N&amp;cauthor_id=11585922"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="N Funato">N Funato</a><sup class="affiliation-links"><span class="author-sup-separator">&nbsp;</span><a class="affiliation-link" title="Human Gene Sciences Center, Tokyo Medical and Dental University, Bunkyo-ku, Tokyo 113-8510, Japan." href="#short-view-affiliation-1" ref="linksrc=author_aff">
1
</a></sup><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Ohtani+K&amp;cauthor_id=11585922"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="K Ohtani">K Ohtani</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Ohyama+K&amp;cauthor_id=11585922"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="K Ohyama">K Ohyama</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Kuroda+T&amp;cauthor_id=11585922"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="T Kuroda">T Kuroda</a><span class="comma">,&nbsp;</span></span><span class="authors-list-item "><a class="full-name"
href="/?term=Nakamura+M&amp;cauthor_id=11585922"
ref="linksrc=author_name_link"
data-ga-category="search"
data-ga-action="author_link"
data-ga-label="M Nakamura">M Nakamura</a></span>
</div>
</div>
<div class="affiliations">
<h3 class="title">
Affiliation
</h3>
<ul class="item-list">
<li data-affiliation-id="short-view-affiliation-1"
id="short-view-affiliation-1"
><sup class="key">1</sup> Human Gene Sciences Center, Tokyo Medical and Dental University, Bunkyo-ku, Tokyo 113-8510, Japan.</li>
</ul>
</div>
</div>
<ul class="identifiers" id="short-view-identifiers">
<li>
<span class="identifier pubmed">
<span class="id-label">
PMID:
</span>
<strong class="current-id" title="PubMed ID">11585922</strong>
</span>
</li>
<li>
<span class="identifier pmc">
<span class="id-label">
PMCID:
</span>
<a class="id-link"
target="_blank"
rel="noopener"
ref="linksrc=article_id_link&amp;article_id=PMC99914&amp;id_type=PMC"
href="https://pmc.ncbi.nlm.nih.gov/articles/PMC99914/"
data-ga-category="full_text"
data-ga-action="PMCID"
>
PMC99914
</a>
</span>
</li>
<li>
<span class="identifier doi">
<span class="id-label">
DOI:
</span>
<a class="id-link"
target="_blank"
rel="noopener"
ref="linksrc=article_id_link&amp;article_id=10.1128/MCB.21.21.7416-7428.2001&amp;id_type=DOI"
href="https://doi.org/10.1128/mcb.21.21.7416-7428.2001"
data-ga-category="full_text"
data-ga-action="DOI"
>
10.1128/MCB.21.21.7416-7428.2001
</a>
</span>
</li>
</ul>
<div class="in-clipboard-label " hidden>
Item in Clipboard
</div>
</div>
</div>
</header>
<div class="actions-buttons inline"><div class="inner-wrap"><button class="full-text-links-button full-text-links-dialog-trigger"
title="Open dialog with full text links"
ref="linksrc=full_text_links">
Full text links
</button><button class="citation-button citation-dialog-trigger"
aria-label="Open dialog with citation text in different styles"
data-ga-category="save_share"
data-ga-action="cite"
data-ga-label="open"
data-all-citations-url="/11585922/citations/"
data-citation-style="nlm"
data-pubmed-format-link="/11585922/export/"><span class="button-label">Cite</span></button><button class="more-actions-button more-actions-dialog-trigger"
title="Open dialog with more actions to take"
ref="linksrc=more_actions_btn"></button><div class="display-options" data-format-key="format"
data-default-format-value="abstract"
data-current-format-value="abstract" role="region"><button
class="trigger usa-button"
title="Change format"
data-ga-category="display_options"
data-ga-action="display_options_dialog"><span class="button-label">Display options</span></button><div class="dropdown" hidden><div class="title">
Display options
</div><div class="content"><div class="format-container"><span class="option-label">
Format
</span><select name="format" data-initial-value="abstract" aria-label="Display format" id="inline-actions-display-format"><option value="abstract">Abstract</option><option value="pubmed">PubMed</option><option value="pmid">PMID</option></select></div></div></div></div></div></div>
<div class="abstract" id="abstract">
<h2 class="title">
Abstract
</h2>
<div class="abstract-content selected"
id="eng-abstract">
<p>
Cellular differentiation entails the coordination of cell cycle arrest and tissue-specific gene expression. We investigated the involvement of basic helix-loop-helix (bHLH) factors in differentiation of osteoblasts using the human osteoblastic cell line MG63. Serum starvation induced growth arrest at G1 phase, accompanied by expression of cyclin-dependent kinase inhibitor p21(WAF1/Cip1). Reporter assays with the p21 gene promoter demonstrated that the combination of E2A (E12 or E47) and coactivator CBP was responsible for p21 induction independent of p53. Twist inhibited E2A-CBP-dependent activation of the exogenous and endogenous p21 promoters. Ids similarly inhibited the exogenously transfected p21 promoter; however less antagonistic effect on the endogenous p21 promoter was observed. Twist was predominantly present in nuclei in MG63 cells growing in complete medium, while it localized mainly in the cytoplasm after serum starvation. The fibroblast growth factor receptor 3 gene (FGFR3), which generates signals leading to differentiation of osteoblasts, was found to be controlled by the same transcriptional regulation as the p21 gene. E2A and Twist influenced alkaline phosphatase expression, a consensus marker of osteoblast differentiation. Expression of E2A and FGFR3 was seen at the location of osteoblast differentiation in the calvaria of mouse embryos, implicating bHLH molecules in physiological osteoblast differentiation. These results demonstrate that a common regulatory system is involved in at least two distinct steps in osteoblastic differentiation. Our results also provide the molecular basis of Saethre-Chotzen syndrome, caused by mutations of the TWIST and FGFR3 genes.
</p>
</div>
</div>
<p class="disclaimer" id="disclaimer">
<a href="/disclaimer/" target="_blank" data-ga-category="literature_resources"
data-ga-action="disclaimer_link" data-ga-label="under_abstract">PubMed Disclaimer</a>
</p>
<div class="figures" id="figures">
<h2 class="title">
Figures
</h2>
<div class="figures-list" id="slides-container"
itemscope itemtype="http://schema.org/ImageGallery">
<figure class="figure-item "
itemscope itemtype="http://schema.org/ImageObject"
itemprop="associatedMedia"
data-slide-index="0"
data-label-slug="fig-1">
<a class="figure-link"
href="https://cdn.ncbi.nlm.nih.gov/pmc/blobs/3c49/99914/a7beabcabefc/mb2110579001.jpg"
itemprop="contentUrl"
aria-describedby="figure-caption-0"
role="button"
data-image-width="400"
data-image-height="323"
data-image-alt="FIG. 1"
data-pmc-id="PMC99914"
data-figure-id="F1">
<img class="figure-thumb" itemprop="thumbnail"
id="article-image-0"
src="https://cdn.ncbi.nlm.nih.gov/pmc/blobs/3c49/99914/55bdf106cef0/mb2110579001.gif"
alt="FIG. 1" />
</a>
<meta itemprop="width" itemtype="http://schema.org/ImageObject" content="400">
<meta itemprop="height" itemtype="http://schema.org/ImageObject" content="323">
<div class="figure-caption figure-caption-text" itemtype="http://schema.org/ImageObject" itemprop="caption" aria-hidden="true">
<div class="caption-wrap">
<strong class="figure-label">
<p> FIG. 1 </p>
</strong>
<div class="figure-caption-contents"><p> Effects of serum starvation on… </p></div>
</div>
</div>
<div class="figure-caption-medium figure-caption-text" aria-hidden="true">
<strong class="figure-label">
<p> FIG. 1 </p>
</strong>
<div class="figure-caption-contents"><p> Effects of serum starvation on cell cycle arrest and p21 expression in MG63… </p></div>
</div>
<figcaption id="figure-caption-0" class="figure-caption-full figure-caption-text" itemtype="http://schema.org/ImageObject" itemprop="description">
<strong class="figure-label">
FIG. 1
</strong>
<div class="figure-caption-contents">Effects of serum starvation on cell cycle arrest and p21 expression in MG63 cells. (A) G<sub>1</sub> arrest by serum starvation. MG63 cells were cultured in DMEM containing 10% FBS (a) or 0.1% FBS (b) for 48 h and analyzed for their DNA content by flow cytometry. (B) Activation of p21 promoter by serum starvation. MG63 cells were transfected with 2.5 μg of p21-luc, cultured in DMEM containing either 10, 2, or 0.1% FBS for 48 h, and collected for luciferase assay. Luciferase activity is expressed as fold increase over that for cells cultured in DMEM containing 10% FBS. (C) Inhibition of cell growth by p21 as measured by BrdU incorporation. MG63 cells were transfected with pCMV-p21 and pCMV-β-gal plasmids and maintained in DMEM containing 10% FBS for 48 h. BrdU was added 1 h before fixation. Arrowheads, positions corresponding to cells. The cells were stained for β-Gal (a), BrdU (b), and DNA (c). DAPI was used for counterstaining to visualize the nucleus. Scale bar, 20 μm.</div>
</figcaption>
</figure>
<figure class="figure-item "
itemscope itemtype="http://schema.org/ImageObject"
itemprop="associatedMedia"
data-slide-index="1"
data-label-slug="fig-2">
<a class="figure-link"
href="https://cdn.ncbi.nlm.nih.gov/pmc/blobs/3c49/99914/c4cd9e621f63/mb2110579002.jpg"
itemprop="contentUrl"
aria-describedby="figure-caption-1"
role="button"
data-image-width="586"
data-image-height="1280"
data-image-alt="FIG. 2"
data-pmc-id="PMC99914"
data-figure-id="F2">
<img class="figure-thumb" itemprop="thumbnail"
id="article-image-1"
src="https://cdn.ncbi.nlm.nih.gov/pmc/blobs/3c49/99914/77e0e7820457/mb2110579002.gif"
alt="FIG. 2" />
</a>
<meta itemprop="width" itemtype="http://schema.org/ImageObject" content="586">
<meta itemprop="height" itemtype="http://schema.org/ImageObject" content="1280">
<div class="figure-caption figure-caption-text" itemtype="http://schema.org/ImageObject" itemprop="caption" aria-hidden="true">
<div class="caption-wrap">
<strong class="figure-label">
<p> FIG. 2 </p>
</strong>
<div class="figure-caption-contents"><p> Effects of serum starvation on… </p></div>
</div>
</div>
<div class="figure-caption-medium figure-caption-text" aria-hidden="true">
<strong class="figure-label">
<p> FIG. 2 </p>
</strong>
<div class="figure-caption-contents"><p> Effects of serum starvation on expression of p21, E2A, Twist, and Id1 in… </p></div>
</div>
<figcaption id="figure-caption-1" class="figure-caption-full figure-caption-text" itemtype="http://schema.org/ImageObject" itemprop="description">
<strong class="figure-label">
FIG. 2
</strong>
<div class="figure-caption-contents">Effects of serum starvation on expression of p21, E2A, Twist, and Id1 in MG63 cells. (A) Proliferating MG63 cells in DMEM containing 10% FBS (a, c, e, and g) and G<sub>1</sub>-arrested MG63 cells in DMEM containing 0.1% FBS (b, d, f, and h) were stained with antibodies for p21 (fluorescein; a and b), E2A (rhodamine; c and d), Twist (rhodamine; e and f), and Id1 (rhodamine; g and h) and observed under a fluorescence microscope. Scale bar, 20 μm. (B) MG63 cells with (+) or without () the E12-expressing plasmid were cultured in indicated concentrations of FBS. Equal amounts of whole-cell extracts were analyzed by Western blotting with antibodies against E2A and α-tubulin, Lane +, expression of E12 in cells exogenously transfected.</div>
</figcaption>
</figure>
<figure class="figure-item "
itemscope itemtype="http://schema.org/ImageObject"
itemprop="associatedMedia"
data-slide-index="2"
data-label-slug="fig-3">
<a class="figure-link"
href="https://cdn.ncbi.nlm.nih.gov/pmc/blobs/3c49/99914/7a797b342466/mb2110579003.jpg"
itemprop="contentUrl"
aria-describedby="figure-caption-2"
role="button"
data-image-width="400"
data-image-height="580"
data-image-alt="FIG. 3"
data-pmc-id="PMC99914"
data-figure-id="F3">
<img class="figure-thumb" itemprop="thumbnail"
id="article-image-2"
src="https://cdn.ncbi.nlm.nih.gov/pmc/blobs/3c49/99914/d7ad83d9a4d0/mb2110579003.gif"
alt="FIG. 3" />
</a>
<meta itemprop="width" itemtype="http://schema.org/ImageObject" content="400">
<meta itemprop="height" itemtype="http://schema.org/ImageObject" content="580">
<div class="figure-caption figure-caption-text" itemtype="http://schema.org/ImageObject" itemprop="caption" aria-hidden="true">
<div class="caption-wrap">
<strong class="figure-label">
<p> FIG. 3 </p>
</strong>
<div class="figure-caption-contents"><p> Activation of p21 promoter by… </p></div>
</div>
</div>
<div class="figure-caption-medium figure-caption-text" aria-hidden="true">
<strong class="figure-label">
<p> FIG. 3 </p>
</strong>
<div class="figure-caption-contents"><p> Activation of p21 promoter by E12 and E47 independent of p53. (A) Transcriptional… </p></div>
</div>
<figcaption id="figure-caption-2" class="figure-caption-full figure-caption-text" itemtype="http://schema.org/ImageObject" itemprop="description">
<strong class="figure-label">
FIG. 3
</strong>
<div class="figure-caption-contents">Activation of p21 promoter by E12 and E47 independent of p53. (A) Transcriptional activation of p21 promoter by E12 and E47. MG63 cells were cotransfected with 2.0 μg of the p21-luc reporter plasmid in combination with pCMV-E12, pCMV-E47, or pCMV-del E12 (Δ1-507). The cells were cultured in DMEM containing 2% FBS for 48 h and collected for luciferase assay. Luciferase activity mediated by pcDNA3 is arbitrarily set at 1. (B) Schematic diagram of luc reporter constructs. The 2.4-kb promoter sequence of the <i>p21</i> gene (solid line) was cloned at the site upstream of the luciferase gene in p21-luc. Possible binding sites for E2A (inverted triangles) and p53 (boxes) in the promoter are shown. Dashed lines, internal deletions. (C) Two micrograms of p21 promoter deletion mutant reporter plasmids with or without the E12 or E47 expression plasmid (2 μg) along with the pCMV-β-gal plasmid was transfected into MG63 cells. The cells were cultured in DMEM containing 2% FBS for 48 h and collected for luciferase assay. Luciferase activities were normalized against β-Gal activities. Activities relative to that mediated by the empty pcDNA3 are shown.</div>
</figcaption>
</figure>
<figure class="figure-item "
itemscope itemtype="http://schema.org/ImageObject"
itemprop="associatedMedia"
data-slide-index="3"
data-label-slug="fig-4">
<a class="figure-link"
href="https://cdn.ncbi.nlm.nih.gov/pmc/blobs/3c49/99914/36de18af9679/mb2110579004.jpg"
itemprop="contentUrl"
aria-describedby="figure-caption-3"
role="button"
data-image-width="855"
data-image-height="1280"
data-image-alt="FIG. 4"
data-pmc-id="PMC99914"
data-figure-id="F4">
<img class="figure-thumb" itemprop="thumbnail"
id="article-image-3"
src="https://cdn.ncbi.nlm.nih.gov/pmc/blobs/3c49/99914/5350840f5d69/mb2110579004.gif"
alt="FIG. 4" />
</a>
<meta itemprop="width" itemtype="http://schema.org/ImageObject" content="855">
<meta itemprop="height" itemtype="http://schema.org/ImageObject" content="1280">
<div class="figure-caption figure-caption-text" itemtype="http://schema.org/ImageObject" itemprop="caption" aria-hidden="true">
<div class="caption-wrap">
<strong class="figure-label">
<p> FIG. 4 </p>
</strong>
<div class="figure-caption-contents"><p> Effects of E12 on endogenous… </p></div>
</div>
</div>
<div class="figure-caption-medium figure-caption-text" aria-hidden="true">
<strong class="figure-label">
<p> FIG. 4 </p>
</strong>
<div class="figure-caption-contents"><p> Effects of E12 on endogenous p21 expression and BrdU incorporation in MG63 cells.… </p></div>
</div>
<figcaption id="figure-caption-3" class="figure-caption-full figure-caption-text" itemtype="http://schema.org/ImageObject" itemprop="description">
<strong class="figure-label">
FIG. 4
</strong>
<div class="figure-caption-contents">Effects of E12 on endogenous p21 expression and BrdU incorporation in MG63 cells. (A) Activation of endogenous p21 by E12 overexpression. MG63 cells were transfected with pCMV-E12 and maintained in DMEM containing 10% FBS for 72 h. The cells were fixed and stained for E12 (rhodamine; a), p21 (fluorescein; b), and DNA (DAPI; c). DAPI was used for counterstaining to visualize the nucleus. Arrowheads, cells transfected with E12. (B) Effects of E12 on cell proliferation. MG63 cells were treated by the same procedure as for panel A. BrdU was added 1 h before fixation. Arrowheads, positions corresponding to cells. The cells were stained for E12 (rhodamine; a), BrdU (fluorescein; b), and DNA (DAPI; c). (C) Impairment of E12-dependent p21 induction by the p21 antisense plasmid. MG63 cells were transfected with pCMV-E12 and an antisense p21 construct (pCMV-p21as) and maintained in DMEM containing 10% FBS for 72 h. The cells were fixed and stained for E12 (rhodamine; a), p21 (fluorescein; b), and DNA (DAPI; c). Arrowheads, cells expressing E12. (D) Impairment of E12-mediated cell cycle attenuation by the p21 antisense plasmid. MG63 cells were treated by the same procedure as for panel C. BrdU was added 1 h before fixation. Arrowheads, positions corresponding to cells. The cells were stained for E12 (rhodamine; a), BrdU (fluorescein; b), and DNA (DAPI; c). Scale bar, 20 μm.</div>
</figcaption>
</figure>
<figure class="figure-item "
itemscope itemtype="http://schema.org/ImageObject"
itemprop="associatedMedia"
data-slide-index="4"
data-label-slug="fig-5">
<a class="figure-link"
href="https://cdn.ncbi.nlm.nih.gov/pmc/blobs/3c49/99914/14266b7c6a35/mb2110579005.jpg"
itemprop="contentUrl"
aria-describedby="figure-caption-4"
role="button"
data-image-width="400"
data-image-height="357"
data-image-alt="FIG. 5"
data-pmc-id="PMC99914"
data-figure-id="F5">
<img class="figure-thumb" itemprop="thumbnail"
id="article-image-4"
src="https://cdn.ncbi.nlm.nih.gov/pmc/blobs/3c49/99914/9898dafbf32a/mb2110579005.gif"
alt="FIG. 5" />
</a>
<meta itemprop="width" itemtype="http://schema.org/ImageObject" content="400">
<meta itemprop="height" itemtype="http://schema.org/ImageObject" content="357">
<div class="figure-caption figure-caption-text" itemtype="http://schema.org/ImageObject" itemprop="caption" aria-hidden="true">
<div class="caption-wrap">
<strong class="figure-label">
<p> FIG. 5 </p>
</strong>
<div class="figure-caption-contents"><p> Effects of Twist, Id1, Id2,… </p></div>
</div>
</div>
<div class="figure-caption-medium figure-caption-text" aria-hidden="true">
<strong class="figure-label">
<p> FIG. 5 </p>
</strong>
<div class="figure-caption-contents"><p> Effects of Twist, Id1, Id2, and CBP on E2A-dependent transactivation of p21. (A)… </p></div>
</div>
<figcaption id="figure-caption-4" class="figure-caption-full figure-caption-text" itemtype="http://schema.org/ImageObject" itemprop="description">
<strong class="figure-label">
FIG. 5
</strong>
<div class="figure-caption-contents">Effects of Twist, Id1, Id2, and CBP on E2A-dependent transactivation of p21. (A) Inhibition of E12-dependent transactivation of p21 by Twist, Id1, and Id2. MG63 cells were cotransfected with 2.5 μg of p21-luc in combination with 2.0 μg of either pCMV-E12, pCMV-Twist, pCMV-Twist (Y103X), pCMV-Id1, or pCMV-Id2. The cells were cultured in DMEM containing 2% FBS for 48 h and collected for luciferase assay. Activation mediated by pcDNA3 is arbitrarily set at 1. (B) Inhibition of E47-dependent transactivation of p21 by Twist, Id1, and Id2. MG63 cells were cotransfected as for panel A except for pCMV-E12, which was replaced with 2.0 μg of pCMV-E47. (C) CBP-mediated suppression of inhibition of E12-dependent p21 transcription by Twist. MG63 cells were cotransfected with 1.0 μg of p21-luc and 0.25 μg of either pcDNA3 or pCMV-E12. The cells were cultured in DMEM containing 2% FBS for 48 h and collected for luciferase assay. Activation mediated by pcDNA3 is arbitrarily set at 1. (D) Twist-mediated inhibition of p21 gene expression induced by serum starvation. MG63 cells were transfected with 2.5 μg of p21-luc and 2.5 μg of pCMV-Twist or pCMV-Twist (Y103X). The cells were cultured in DMEM containing either 10, 2, or 0.1% FBS for 48 h and collected for luciferase assay. Luciferase activity is expressed as fold increase over that for vehicle-transfected cells cultured in DMEM containing 10% FBS. Empty vector pcDNA3 was included to adjust DNA amounts.</div>
</figcaption>
</figure>
<figure class="figure-item "
itemscope itemtype="http://schema.org/ImageObject"
itemprop="associatedMedia"
data-slide-index="5"
data-label-slug="fig-6">
<a class="figure-link"
href="https://cdn.ncbi.nlm.nih.gov/pmc/blobs/3c49/99914/c1e93df67b65/mb2110579006.jpg"
itemprop="contentUrl"
aria-describedby="figure-caption-5"
role="button"
data-image-width="1179"
data-image-height="1280"
data-image-alt="FIG. 6"
data-pmc-id="PMC99914"
data-figure-id="F6">
<img class="figure-thumb" itemprop="thumbnail"
id="article-image-5"
src="https://cdn.ncbi.nlm.nih.gov/pmc/blobs/3c49/99914/cbda591a1677/mb2110579006.gif"
alt="FIG. 6" />
</a>
<meta itemprop="width" itemtype="http://schema.org/ImageObject" content="1179">
<meta itemprop="height" itemtype="http://schema.org/ImageObject" content="1280">
<div class="figure-caption figure-caption-text" itemtype="http://schema.org/ImageObject" itemprop="caption" aria-hidden="true">
<div class="caption-wrap">
<strong class="figure-label">
<p> FIG. 6 </p>
</strong>
<div class="figure-caption-contents"><p> Inhibition of E12-dependent p21 induction… </p></div>
</div>
</div>
<div class="figure-caption-medium figure-caption-text" aria-hidden="true">
<strong class="figure-label">
<p> FIG. 6 </p>
</strong>
<div class="figure-caption-contents"><p> Inhibition of E12-dependent p21 induction by Twist and Ids overexpression. MG63 cells were… </p></div>
</div>
<figcaption id="figure-caption-5" class="figure-caption-full figure-caption-text" itemtype="http://schema.org/ImageObject" itemprop="description">
<strong class="figure-label">
FIG. 6
</strong>
<div class="figure-caption-contents">Inhibition of E12-dependent p21 induction by Twist and Ids overexpression. MG63 cells were transfected with pCMV-E12 and either pCMV-Twist (A), pCMV-Id1 (B), or pCMV-Id2 (C). DNA amounts used for transfection were adjusted by empty vectors. The cells were maintained in DMEM containing 10% FBS for 72 h. The cells were fixed and stained for E12 (rhodamine; a), p21 (fluorescein; b), and DNA (DAPI; c). Arrowheads, cells expressing E12. Scale bar, 20 μm.</div>
</figcaption>
</figure>
<figure class="figure-item tail"
itemscope itemtype="http://schema.org/ImageObject"
itemprop="associatedMedia"
data-slide-index="6"
data-label-slug="fig-7">
<a class="figure-link"
href="https://cdn.ncbi.nlm.nih.gov/pmc/blobs/3c49/99914/a803d03db51c/mb2110579007.jpg"
itemprop="contentUrl"
aria-describedby="figure-caption-6"
role="button"
data-image-width="781"
data-image-height="523"
data-image-alt="FIG. 7"
data-pmc-id="PMC99914"
data-figure-id="F7">
<img class="figure-thumb" itemprop="thumbnail"
id="article-image-6"
src="https://cdn.ncbi.nlm.nih.gov/pmc/blobs/3c49/99914/c4bc74fa7d7e/mb2110579007.gif"
alt="FIG. 7" />
</a>
<meta itemprop="width" itemtype="http://schema.org/ImageObject" content="781">
<meta itemprop="height" itemtype="http://schema.org/ImageObject" content="523">
<div class="figure-caption figure-caption-text" itemtype="http://schema.org/ImageObject" itemprop="caption" aria-hidden="true">
<div class="caption-wrap">
<strong class="figure-label">
<p> FIG. 7 </p>
</strong>
<div class="figure-caption-contents"><p> Effects of E2A, Twist, Id1,… </p></div>
</div>
</div>
<div class="figure-caption-medium figure-caption-text" aria-hidden="true">
<strong class="figure-label">
<p> FIG. 7 </p>
</strong>
<div class="figure-caption-contents"><p> Effects of E2A, Twist, Id1, Id2, and CBP on FGFR3 transcription in MG63… </p></div>
</div>
<figcaption id="figure-caption-6" class="figure-caption-full figure-caption-text" itemtype="http://schema.org/ImageObject" itemprop="description">
<strong class="figure-label">
FIG. 7
</strong>
<div class="figure-caption-contents">Effects of E2A, Twist, Id1, Id2, and CBP on FGFR3 transcription in MG63 cells. (A) Transcriptional activation of the FGFR3 promoter by E12 and E47. MG63 cells were cotransfected with 2.5 μg of the FGFR3-luc reporter plasmid along with pCMV-E12 or pCMV-E47. Cells were harvested 48 h after transfection and then assayed for their luciferase activities. (B) Schematic diagram of luc reporter constructs. The 1.5-kb promoter sequence of the FGFR3 gene (solid line) was cloned at the site upstream of the luciferase gene in FGFR3-luc. Possible binding sites for E2A (inverted triangles) in the promoter are shown. (C) Two micrograms of FGFR3 promoter deletion mutant reporter plasmids with or without the E47 expression plasmid (2 μg) along with the pCMV-β-gal plasmid was transfected into MG63 cells, and luciferase assays were performed. Luciferase activities were normalized against β-Gal activities. Activities relative to that mediated by the empty pcDNA3 are shown. (D) Inhibition of E2A-dependent transactivation of FGFR3 by Twist, Id1, and Id2. MG63 cells were cotransfected with 2.5 μg of p21-luc in combination with 2.0 μg of pCMV-E12, pCMV-E47, pCMV-Twist, pCMV-Twist (Y103X), pCMV-Id1, and pCMV-Id2. The cells were harvested 48 h after transfection and then assayed for reporter gene expression. (E) CBP-mediated suppression of inhibition of E12-dependent FGFR3 transcription by Twist. MG63 cells were cotransfected with 1.0 μg of FGFR3-luc and 0.25 μg of either pcDNA3 or the pCMV-E12 expression vector. Activation mediated by pcDNA3 is arbitrarily set at 1. (F) Additive effect of E2A and 1,25-(OH)<sub>2</sub>D<sub>3</sub> on FGFR3 expression. MG63 cells were transfected with 2.5 μg of FGFR3-luc and 2.5 μg of pCMV-E12. The cells were cultured in DMEM containing either 10, 2, or 0.1% FBS with or without 1,25-(OH)<sub>2</sub>D<sub>3</sub> for 48 h and collected for luciferase assay. Luciferase activity is expressed as fold increase over that for vehicle-transfected cells cultured in DMEM containing 10% FBS. DNA amounts were adjusted by empty vectors.</div>
</figcaption>
</figure>
<figure class="figure-item tail"
itemscope itemtype="http://schema.org/ImageObject"
itemprop="associatedMedia"
data-slide-index="7"
data-label-slug="fig-8">
<a class="figure-link"
href="https://cdn.ncbi.nlm.nih.gov/pmc/blobs/3c49/99914/678287a512fe/mb2110579008.jpg"
itemprop="contentUrl"
aria-describedby="figure-caption-7"
role="button"
data-image-width="1280"
data-image-height="778"
data-image-alt="FIG. 8"
data-pmc-id="PMC99914"
data-figure-id="F8">
<img class="figure-thumb" itemprop="thumbnail"
id="article-image-7"
src="https://cdn.ncbi.nlm.nih.gov/pmc/blobs/3c49/99914/c429a973c262/mb2110579008.gif"
alt="FIG. 8" />
</a>
<meta itemprop="width" itemtype="http://schema.org/ImageObject" content="1280">
<meta itemprop="height" itemtype="http://schema.org/ImageObject" content="778">
<div class="figure-caption figure-caption-text" itemtype="http://schema.org/ImageObject" itemprop="caption" aria-hidden="true">
<div class="caption-wrap">
<strong class="figure-label">
<p> FIG. 8 </p>
</strong>
<div class="figure-caption-contents"><p> Osteoblast differentiation in vivo and… </p></div>
</div>
</div>
<div class="figure-caption-medium figure-caption-text" aria-hidden="true">
<strong class="figure-label">
<p> FIG. 8 </p>
</strong>
<div class="figure-caption-contents"><p> Osteoblast differentiation in vivo and in vitro. (A) E2A and FGFR3 expression in… </p></div>
</div>
<figcaption id="figure-caption-7" class="figure-caption-full figure-caption-text" itemtype="http://schema.org/ImageObject" itemprop="description">
<strong class="figure-label">
FIG. 8
</strong>
<div class="figure-caption-contents">Osteoblast differentiation in vivo and in vitro. (A) E2A and FGFR3 expression in the developing calvarial bones. Frontal sections were stained with antibodies for E2A (a and b) and FGFR3 (c). Solid arrowheads (a to c) and open arrowhead (a), cortical plate and the ventricular zone, respectively. The region between arrows (b and c) indicate parietal bones with osteoblast differentiation. Box (a), magnified area shown in panels b and c. cc, cerebral cortex; pb, parietal bone; tc, temporal cartilages; ep, epithelium. Scale bar, 200 μm. (B) Activation of endogenous FGFR3 by E47 overexpression. MG63 cells were transfected with pCMV-E47 and pnGFP and maintained in DMEM containing 2% FBS for 72 h. The cells were fixed and stained for FGFR3 (rhodamine; b) and DNA (DAPI; c). pnGFP (fluorescein; a) was used as a marker to visualize the transfected cells. DAPI was used for counterstaining to visualize the nucleus. Arrowheads, cells transfected with E47. Scale bar, 20 μm. (C) Effects of 1,25-(OH)<sub>2</sub>D<sub>3</sub> with serum starvation on expression of endogenous FGFR3 in MG63 cells. Proliferating MG63 cells in DMEM containing 10% FBS (a) and G<sub>1</sub>-arrested MG63 cells in DMEM containing 0.1% FBS with 1,25-(OH)<sub>2</sub>D<sub>3</sub> (b) were stained with antibodies for FGFR3 and observed under a confocal laser microscope. Scale bar, 20 μm. (D) ALP activity in MG63 cells. Cells were transfected with either pCMV-E12, pCMV-Twist, or empty vector and cultured with or without 1,25-(OH)<sub>2</sub>D<sub>3</sub> for 96 h. The cells were harvested, and cell extracts were prepared for determining ALP activities. Values are means with standard errors of three independent experiments.</div>
</figcaption>
</figure>
<figure class="figure-item tail"
itemscope itemtype="http://schema.org/ImageObject"
itemprop="associatedMedia"
data-slide-index="8"
data-label-slug="fig-9">
<a class="figure-link"
href="https://cdn.ncbi.nlm.nih.gov/pmc/blobs/3c49/99914/a77cf2bb51d2/mb2110579009.jpg"
itemprop="contentUrl"
aria-describedby="figure-caption-8"
role="button"
data-image-width="400"
data-image-height="295"
data-image-alt="FIG. 9"
data-pmc-id="PMC99914"
data-figure-id="F9">
<img class="figure-thumb" itemprop="thumbnail"
id="article-image-8"
src="https://cdn.ncbi.nlm.nih.gov/pmc/blobs/3c49/99914/ceb7bec2ae69/mb2110579009.gif"
alt="FIG. 9" />
</a>
<meta itemprop="width" itemtype="http://schema.org/ImageObject" content="400">
<meta itemprop="height" itemtype="http://schema.org/ImageObject" content="295">
<div class="figure-caption figure-caption-text" itemtype="http://schema.org/ImageObject" itemprop="caption" aria-hidden="true">
<div class="caption-wrap">
<strong class="figure-label">
<p> FIG. 9 </p>
</strong>
<div class="figure-caption-contents"><p> Regulation of p21 and FGFR3… </p></div>
</div>
</div>
<div class="figure-caption-medium figure-caption-text" aria-hidden="true">
<strong class="figure-label">
<p> FIG. 9 </p>
</strong>
<div class="figure-caption-contents"><p> Regulation of p21 and FGFR3 expression by E2A, Twist, Ids, and CBP during… </p></div>
</div>
<figcaption id="figure-caption-8" class="figure-caption-full figure-caption-text" itemtype="http://schema.org/ImageObject" itemprop="description">
<strong class="figure-label">
FIG. 9
</strong>
<div class="figure-caption-contents">Regulation of p21 and FGFR3 expression by E2A, Twist, Ids, and CBP during osteoblast differentiation. Based on our results, we propose a regulatory mechanism by which expression of p21 and FGFR3 is controlled by E2A proteins, inhibitory HLH proteins, and coactivator CBP. E2A proteins are activators for both the <i>p21</i> and <i>FGFR3</i> genes. Twist inhibits the function of the E2A-CBP complex. The model provides the integrated regulation of the expression of p21 necessary for G<sub>1</sub> arrest of the cell cycle and the expression of FGFR3 as a signal molecule for maturation of osteoblasts. Dysfunction of Twist and overactivation of FGFR3 signaling result in craniosynostosis because of the acceleration of bone differentiation. Twist alters the expression of FGFR3, thereby providing a direct link between the Twist and FGFR3 pathways.</div>
</figcaption>
</figure>
</div>
<div class="see-all actions-bar">
<button
class="show-more"
aria-controls="slides-container"
data-ga-category="figure"
data-ga-action="show_all">
All figures (9)
</button>
</div>
<!-- Root element of PhotoSwipe. Must have class pswp. -->
<div class="pswp figures-dialog" id="figures-dialog" tabindex="-1" role="dialog" aria-hidden="true"
data-image-gallery-uid="article-figures" aria-label="Figures Dialog">
<!-- Background of PhotoSwipe.
It's a separate element as animating opacity is faster than rgba(). -->
<div class="pswp__bg"></div>
<!-- Slides wrapper with overflow:hidden. -->
<div class="pswp__scroll-wrap">
<!-- Container that holds slides.
PhotoSwipe keeps only 3 of them in the DOM to save memory.
Don't modify these 3 pswp__item elements, data is added later on. -->
<div class="pswp__container">
<div class="pswp__item"></div>
<div class="pswp__item"></div>
<div class="pswp__item"></div>
</div>
<!-- Default (PhotoSwipeUI_Default) interface on top of sliding area. Can be changed. -->
<div class="pswp__ui pswp__ui--hidden">
<div class="pswp__top-bar">
<!-- Controls are self-explanatory. Order can be changed. -->
<div class="pswp__counter"></div>
<button class="pswp__button pswp__button--close" title="Close (Esc)"></button>
<button class="pswp__button pswp__button--share" title="Share"></button>
<button class="pswp__button pswp__button--fs" title="Toggle fullscreen"></button>
<button class="pswp__button pswp__button--zoom" title="Zoom in/out"></button>
<!-- Preloader demo http://codepen.io/dimsemenov/pen/yyBWoR -->
<!-- element will get class pswp__preloader--active when preloader is running -->
<div class="pswp__preloader">
<div class="pswp__preloader__icn">
<div class="pswp__preloader__cut">
<div class="pswp__preloader__donut"></div>
</div>
</div>
</div>
</div>
<div class="pswp__share-modal pswp__share-modal--hidden pswp__single-tap">
<div class="pswp__share-tooltip"></div>
</div>
<button class="pswp__button pswp__button--arrow--left" title="Previous (arrow left)">
</button>
<button class="pswp__button pswp__button--arrow--right" title="Next (arrow right)">
</button>
<div class="pswp__caption">
<div class="pswp__caption__center"></div>
</div>
</div>
</div>
</div>
<div class="figure-dialog-caption">
<div class="figure-caption-link-container">
<a class="figure-caption-link" href="#">See this image and copyright information in PMC</a>
</div>
<div class="figure-caption-center"
data-expand-title="click to show full caption"
data-collapse-title="click to hide full caption">
</div>
<button class="figure-caption-toggle-btn"
aria-label="show full caption"
data-expand-text="show full caption"
data-collapse-text="hide full caption">
<!-- Dynamic text -->
</button>
</div>
</div>
<div class="similar-articles" id="similar">
<h2 class="title">
Similar articles
</h2>
<ul class="articles-list" id="similar-articles-list">
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/15555546/"
ref="article_id=15555546&amp;linksrc=similar_articles_link&amp;ordinalpos=1"
data-ga-category="similar_article"
data-ga-action="15555546"
data-ga-label="">
Snail regulates p21(WAF/CIP1) expression in cooperation with E2A and Twist.
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">Takahashi E, Funato N, Higashihori N, Hata Y, Gridley T, Nakamura M.</span>
<span class="docsum-authors short-authors">Takahashi E, et al.</span>
<span class="docsum-journal-citation full-journal-citation">Biochem Biophys Res Commun. 2004 Dec 24;325(4):1136-44. doi: 10.1016/j.bbrc.2004.10.148.</span>
<span class="docsum-journal-citation short-journal-citation">Biochem Biophys Res Commun. 2004.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">15555546</span></span>
</div>
</div>
</li>
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/15024057/"
ref="article_id=15024057&amp;linksrc=similar_articles_link&amp;ordinalpos=2"
data-ga-category="similar_article"
data-ga-action="15024057"
data-ga-label="">
Basic helix-loop-helix proteins bind to TrkB and p21(Cip1) promoters linking differentiation and cell cycle arrest in neuroblastoma cells.
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">Liu Y, Encinas M, Comella JX, Aldea M, Gallego C.</span>
<span class="docsum-authors short-authors">Liu Y, et al.</span>
<span class="docsum-journal-citation full-journal-citation">Mol Cell Biol. 2004 Apr;24(7):2662-72. doi: 10.1128/MCB.24.7.2662-2672.2004.</span>
<span class="docsum-journal-citation short-journal-citation">Mol Cell Biol. 2004.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">15024057</span></span>
<span class="free-resources spaced-citation-item citation-part">Free PMC article.</span>
</div>
</div>
</li>
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/12493738/"
ref="article_id=12493738&amp;linksrc=similar_articles_link&amp;ordinalpos=3"
data-ga-category="similar_article"
data-ga-action="12493738"
data-ga-label="">
Basic helix-loop-helix transcription factor epicardin/capsulin/Pod-1 suppresses differentiation by negative regulation of transcription.
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">Funato N, Ohyama K, Kuroda T, Nakamura M.</span>
<span class="docsum-authors short-authors">Funato N, et al.</span>
<span class="docsum-journal-citation full-journal-citation">J Biol Chem. 2003 Feb 28;278(9):7486-93. doi: 10.1074/jbc.M212248200. Epub 2002 Dec 19.</span>
<span class="docsum-journal-citation short-journal-citation">J Biol Chem. 2003.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">12493738</span></span>
</div>
</div>
</li>
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/12046058/"
ref="article_id=12046058&amp;linksrc=similar_articles_link&amp;ordinalpos=4"
data-ga-category="similar_article"
data-ga-action="12046058"
data-ga-label="">
Effects of histone acetylation and DNA methylation on p21( WAF1) regulation.
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">Fang JY, Lu YY.</span>
<span class="docsum-authors short-authors">Fang JY, et al.</span>
<span class="docsum-journal-citation full-journal-citation">World J Gastroenterol. 2002 Jun;8(3):400-5. doi: 10.3748/wjg.v8.i3.400.</span>
<span class="docsum-journal-citation short-journal-citation">World J Gastroenterol. 2002.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">12046058</span></span>
<span class="free-resources spaced-citation-item citation-part">Free PMC article.</span>
<span class="publication-type spaced-citation-item citation-part">Review.</span>
</div>
</div>
</li>
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/12141426/"
ref="article_id=12141426&amp;linksrc=similar_articles_link&amp;ordinalpos=5"
data-ga-category="similar_article"
data-ga-action="12141426"
data-ga-label="">
Twist functions in mouse development.
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">O'Rourke MP, Tam PP.</span>
<span class="docsum-authors short-authors">O'Rourke MP, et al.</span>
<span class="docsum-journal-citation full-journal-citation">Int J Dev Biol. 2002;46(4):401-13.</span>
<span class="docsum-journal-citation short-journal-citation">Int J Dev Biol. 2002.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">12141426</span></span>
<span class="publication-type spaced-citation-item citation-part">Review.</span>
</div>
</div>
</li>
</ul>
<div class="actions-bar">
<a
class="show-all-linked-articles"
data-href="/?linkname=pubmed_pubmed&from_uid=11585922"
data-ga-category="similar_article"
data-ga-action="show_all"
>
See all similar articles
</a>
</div>
</div>
<div class="citedby-articles" id="citedby">
<h2 class="title">
Cited by
</h2>
<ul class="articles-list" id="citedby-articles-list">
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/17403902/"
ref="article_id=17403902&amp;linksrc=citedby_articles_link&amp;ordinalpos=1"
data-ga-category="cited_by"
data-ga-action="17403902"
data-ga-label="">
Upregulation of Twist-1 by NF-kappaB blocks cytotoxicity induced by chemotherapeutic drugs.
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">Pham CG, Bubici C, Zazzeroni F, Knabb JR, Papa S, Kuntzen C, Franzoso G.</span>
<span class="docsum-authors short-authors">Pham CG, et al.</span>
<span class="docsum-journal-citation full-journal-citation">Mol Cell Biol. 2007 Jun;27(11):3920-35. doi: 10.1128/MCB.01219-06. Epub 2007 Apr 2.</span>
<span class="docsum-journal-citation short-journal-citation">Mol Cell Biol. 2007.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">17403902</span></span>
<span class="free-resources spaced-citation-item citation-part">Free PMC article.</span>
</div>
</div>
</li>
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/28126037/"
ref="article_id=28126037&amp;linksrc=citedby_articles_link&amp;ordinalpos=2"
data-ga-category="cited_by"
data-ga-action="28126037"
data-ga-label="">
Molecular dissection of germline chromothripsis in a developmental context using patient-derived iPS cells.
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">Middelkamp S, van Heesch S, Braat AK, de Ligt J, van Iterson M, Simonis M, van Roosmalen MJ, Kelder MJ, Kruisselbrink E, Hochstenbach R, Verbeek NE, Ippel EF, Adolfs Y, Pasterkamp RJ, Kloosterman WP, Kuijk EW, Cuppen E.</span>
<span class="docsum-authors short-authors">Middelkamp S, et al.</span>
<span class="docsum-journal-citation full-journal-citation">Genome Med. 2017 Jan 26;9(1):9. doi: 10.1186/s13073-017-0399-z.</span>
<span class="docsum-journal-citation short-journal-citation">Genome Med. 2017.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">28126037</span></span>
<span class="free-resources spaced-citation-item citation-part">Free PMC article.</span>
</div>
</div>
</li>
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/22371266/"
ref="article_id=22371266&amp;linksrc=citedby_articles_link&amp;ordinalpos=3"
data-ga-category="cited_by"
data-ga-action="22371266"
data-ga-label="">
Tbx1 regulates oral epithelial adhesion and palatal development.
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">Funato N, Nakamura M, Richardson JA, Srivastava D, Yanagisawa H.</span>
<span class="docsum-authors short-authors">Funato N, et al.</span>
<span class="docsum-journal-citation full-journal-citation">Hum Mol Genet. 2012 Jun 1;21(11):2524-37. doi: 10.1093/hmg/dds071. Epub 2012 Feb 27.</span>
<span class="docsum-journal-citation short-journal-citation">Hum Mol Genet. 2012.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">22371266</span></span>
<span class="free-resources spaced-citation-item citation-part">Free PMC article.</span>
</div>
</div>
</li>
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/20864534/"
ref="article_id=20864534&amp;linksrc=citedby_articles_link&amp;ordinalpos=4"
data-ga-category="cited_by"
data-ga-action="20864534"
data-ga-label="">
TRE17/ubiquitin-specific protease 6 (USP6) oncogene translocated in aneurysmal bone cyst blocks osteoblastic maturation via an autocrine mechanism involving bone morphogenetic protein dysregulation.
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">Lau AW, Pringle LM, Quick L, Riquelme DN, Ye Y, Oliveira AM, Chou MM.</span>
<span class="docsum-authors short-authors">Lau AW, et al.</span>
<span class="docsum-journal-citation full-journal-citation">J Biol Chem. 2010 Nov 19;285(47):37111-20. doi: 10.1074/jbc.M110.175133. Epub 2010 Sep 23.</span>
<span class="docsum-journal-citation short-journal-citation">J Biol Chem. 2010.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">20864534</span></span>
<span class="free-resources spaced-citation-item citation-part">Free PMC article.</span>
</div>
</div>
</li>
<li class="full-docsum">
<div class="docsum-content" style="display:inline;">
<a class="docsum-title"
href="/17130157/"
ref="article_id=17130157&amp;linksrc=citedby_articles_link&amp;ordinalpos=5"
data-ga-category="cited_by"
data-ga-action="17130157"
data-ga-label="">
Transcriptional regulation of the cyclin-dependent kinase inhibitor 1A (p21) gene by NFI in proliferating human cells.
</a>
<div class="docsum-citation full-citation">
<span class="docsum-authors full-authors">Ouellet S, Vigneault F, Lessard M, Leclerc S, Drouin R, Guérin SL.</span>
<span class="docsum-authors short-authors">Ouellet S, et al.</span>
<span class="docsum-journal-citation full-journal-citation">Nucleic Acids Res. 2006;34(22):6472-87. doi: 10.1093/nar/gkl861. Epub 2006 Nov 27.</span>
<span class="docsum-journal-citation short-journal-citation">Nucleic Acids Res. 2006.</span>
<span class="citation-part">PMID: <span class="docsum-pmid">17130157</span></span>
<span class="free-resources spaced-citation-item citation-part">Free PMC article.</span>
</div>
</div>
</li>
</ul>
<div class="actions-bar">
<a
class="show-all-linked-articles"
data-href="/?linkname=pubmed_pubmed_citedin&from_uid=11585922"
data-ga-category="cited_by"
data-ga-action="show_all"
>
See all "Cited by" articles
</a>
</div>
</div>
<div class="references" id="references">
<h2 class="title">
References
</h2>
<div id='top-references-list' class="references-lists-container">
<div class="refs-list">
<ol id="top-references-list-1" class="references-list">
<li>
<ol class="references-and-notes-list">
<li
class="skip-numbering"
value="1">
Aronheim A, Shiran R, Rosen A, Walker M D. The E2A gene product contains two separable and functionally distinct transcription activation domains. Proc Natl Acad Sci USA. 1993;90:80638067.
-
<a
class="reference-link"
href="https://pmc.ncbi.nlm.nih.gov/articles/PMC47288/"
ref="linksrc=references_link&amp;ordinalpos=1"
data-ga-category="reference"
data-ga-action="PMC47288"
>
PMC
</a>
-
<a
class="reference-link"
href="/8367464/"
ref="linksrc=references_link&amp;ordinalpos=2"
data-ga-category="reference"
data-ga-action="8367464"
>
PubMed
</a>
</li>
</ol>
</li>
<li>
<ol class="references-and-notes-list">
<li
class="skip-numbering"
value="1">
Bannister A J, Kouzarides T. The CBP co-activator is a histone acetyltransferase. Nature. 1996;384:641643.
-
<a
class="reference-link"
href="/8967953/"
ref="linksrc=references_link&amp;ordinalpos=1"
data-ga-category="reference"
data-ga-action="8967953"
>
PubMed
</a>
</li>
</ol>
</li>
<li>
<ol class="references-and-notes-list">
<li
class="skip-numbering"
value="1">
Bate M, Rushton E, Currie D A. Cells with persistent twist expression are the embryonic precursors of adult muscles in Drosophila. Development. 1991;113:7989.
-
<a
class="reference-link"
href="/1765010/"
ref="linksrc=references_link&amp;ordinalpos=1"
data-ga-category="reference"
data-ga-action="1765010"
>
PubMed
</a>
</li>
</ol>
</li>
<li>
<ol class="references-and-notes-list">
<li
class="skip-numbering"
value="1">
Benezra R, Davis R L, Lockshon D, Turner D L, Weintraub H. The protein Id: a negative regulator of helix-loop-helix DNA binding proteins. Cell. 1990;61:4959.
-
<a
class="reference-link"
href="/2156629/"
ref="linksrc=references_link&amp;ordinalpos=1"
data-ga-category="reference"
data-ga-action="2156629"
>
PubMed
</a>
</li>
</ol>
</li>
<li>
<ol class="references-and-notes-list">
<li
class="skip-numbering"
value="1">
Blackwell T K, Weintraub H. Differences and similarities in DNA-binding preferences of MyoD and E2A protein complexes revealed by binding site selection. Science. 1990;250:11041110.
-
<a
class="reference-link"
href="/2174572/"
ref="linksrc=references_link&amp;ordinalpos=1"
data-ga-category="reference"
data-ga-action="2174572"
>
PubMed
</a>
</li>
</ol>
</li>
</ol>
<div class="actions-bar">
<button
class="show-all"
ref="linksrc=show_all_references_link"
aria-controls="top-references-list-1"
data-next-page-url="/11585922/references/"
data-ga-category="reference"
data-ga-action="show_more"
>
Show all 71 references
</button>
</div>
</div>
</div>
</div>
<div id="publication-types" class="publication-types keywords-section">
<h2 class="title">
Publication types
</h2>
<ul class="keywords-list"><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Research Support, Non-U.S. Gov&#x27;t"
tabindex="0"
aria-controls="keyword-actions-publication-types-0"
aria-expanded="false"
data-pinger-ignore>
Research Support, Non-U.S. Gov&#x27;t
</button><div id="keyword-actions-publication-types-0"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Research Support, Non-U.S. Gov&#x27;t"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Research+Support%2C+Non-U.S.+Gov%27t%22%5Bpt%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Research+Support%2C+Non-U.S.+Gov%27t%22%5Bpt%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;keyword=&quot;Research Support, Non-U.S. Gov&#x27;t&quot;[pt]"
data-ga-category="search"
data-ga-action="pub_type"
data-ga-label="Research Support, Non-U.S. Gov&#x27;t">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Research+Support%2C+Non-U.S.+Gov%27t"
data-ga-category="search_mesh"
data-ga-action="pub_type_link"
data-ga-label="Research Support, Non-U.S. Gov&#x27;t">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Research Support, Non-U.S. Gov&#x27;t&quot;[pt]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Research Support, Non-U.S. Gov&#x27;t&quot;[pt]"
href="#">
Add to Search
</a></li></ul></div></div></div></li></ul>
</div>
<div id="mesh-terms" class="mesh-terms keywords-section">
<h2 class="title">
MeSH terms
</h2>
<ul class="keywords-list"><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Alkaline Phosphatase / metabolism"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-0"
aria-expanded="false"
data-pinger-ignore>
Alkaline Phosphatase / metabolism
</button><div id="keyword-actions-mesh-terms-0"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Alkaline Phosphatase / metabolism"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Alkaline+Phosphatase%2Fmetabolism%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Alkaline+Phosphatase%2Fmetabolism%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Alkaline Phosphatase/metabolism&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Alkaline Phosphatase / metabolism">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Alkaline+Phosphatase"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Alkaline Phosphatase / metabolism">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Alkaline Phosphatase/metabolism&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Alkaline Phosphatase/metabolism&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Basic Helix-Loop-Helix Transcription Factors"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-1"
aria-expanded="false"
data-pinger-ignore>
Basic Helix-Loop-Helix Transcription Factors
</button><div id="keyword-actions-mesh-terms-1"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Basic Helix-Loop-Helix Transcription Factors"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Basic+Helix-Loop-Helix+Transcription+Factors%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Basic+Helix-Loop-Helix+Transcription+Factors%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Basic Helix-Loop-Helix Transcription Factors&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Basic Helix-Loop-Helix Transcription Factors">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Basic+Helix-Loop-Helix+Transcription+Factors"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Basic Helix-Loop-Helix Transcription Factors">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Basic Helix-Loop-Helix Transcription Factors&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Basic Helix-Loop-Helix Transcription Factors&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Blotting, Western"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-2"
aria-expanded="false"
data-pinger-ignore>
Blotting, Western
</button><div id="keyword-actions-mesh-terms-2"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Blotting, Western"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Blotting%2C+Western%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Blotting%2C+Western%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Blotting, Western&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Blotting, Western">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Blotting%2C+Western"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Blotting, Western">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Blotting, Western&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Blotting, Western&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Bromodeoxyuridine / metabolism"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-3"
aria-expanded="false"
data-pinger-ignore>
Bromodeoxyuridine / metabolism
</button><div id="keyword-actions-mesh-terms-3"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Bromodeoxyuridine / metabolism"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Bromodeoxyuridine%2Fmetabolism%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Bromodeoxyuridine%2Fmetabolism%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Bromodeoxyuridine/metabolism&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Bromodeoxyuridine / metabolism">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Bromodeoxyuridine"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Bromodeoxyuridine / metabolism">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Bromodeoxyuridine/metabolism&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Bromodeoxyuridine/metabolism&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Cell Differentiation"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-4"
aria-expanded="false"
data-pinger-ignore>
Cell Differentiation
</button><div id="keyword-actions-mesh-terms-4"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Cell Differentiation"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Cell+Differentiation%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Cell+Differentiation%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Cell Differentiation&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Cell Differentiation">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Cell+Differentiation"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Cell Differentiation">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Cell Differentiation&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Cell Differentiation&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Cell Division"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-5"
aria-expanded="false"
data-pinger-ignore>
Cell Division
</button><div id="keyword-actions-mesh-terms-5"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Cell Division"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Cell+Division%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Cell+Division%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Cell Division&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Cell Division">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Cell+Division"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Cell Division">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Cell Division&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Cell Division&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Cell Line"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-6"
aria-expanded="false"
data-pinger-ignore>
Cell Line
</button><div id="keyword-actions-mesh-terms-6"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Cell Line"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Cell+Line%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Cell+Line%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Cell Line&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Cell Line">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Cell+Line"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Cell Line">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Cell Line&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Cell Line&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Culture Media, Serum-Free / pharmacology"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-7"
aria-expanded="false"
data-pinger-ignore>
Culture Media, Serum-Free / pharmacology
</button><div id="keyword-actions-mesh-terms-7"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Culture Media, Serum-Free / pharmacology"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Culture+Media%2C+Serum-Free%2Fpharmacology%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Culture+Media%2C+Serum-Free%2Fpharmacology%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Culture Media, Serum-Free/pharmacology&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Culture Media, Serum-Free / pharmacology">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Culture+Media%2C+Serum-Free"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Culture Media, Serum-Free / pharmacology">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Culture Media, Serum-Free/pharmacology&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Culture Media, Serum-Free/pharmacology&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Cyclin-Dependent Kinase Inhibitor p21"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-8"
aria-expanded="false"
data-pinger-ignore>
Cyclin-Dependent Kinase Inhibitor p21
</button><div id="keyword-actions-mesh-terms-8"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Cyclin-Dependent Kinase Inhibitor p21"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Cyclin-Dependent+Kinase+Inhibitor+p21%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Cyclin-Dependent+Kinase+Inhibitor+p21%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Cyclin-Dependent Kinase Inhibitor p21&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Cyclin-Dependent Kinase Inhibitor p21">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Cyclin-Dependent+Kinase+Inhibitor+p21"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Cyclin-Dependent Kinase Inhibitor p21">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Cyclin-Dependent Kinase Inhibitor p21&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Cyclin-Dependent Kinase Inhibitor p21&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Cyclins / genetics"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-9"
aria-expanded="false"
data-pinger-ignore>
Cyclins / genetics
</button><div id="keyword-actions-mesh-terms-9"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Cyclins / genetics"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Cyclins%2Fgenetics%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Cyclins%2Fgenetics%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Cyclins/genetics&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Cyclins / genetics">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Cyclins"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Cyclins / genetics">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Cyclins/genetics&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Cyclins/genetics&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Cyclins / metabolism"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-10"
aria-expanded="false"
data-pinger-ignore>
Cyclins / metabolism
</button><div id="keyword-actions-mesh-terms-10"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Cyclins / metabolism"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Cyclins%2Fmetabolism%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Cyclins%2Fmetabolism%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Cyclins/metabolism&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Cyclins / metabolism">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Cyclins"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Cyclins / metabolism">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Cyclins/metabolism&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Cyclins/metabolism&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Cytoplasm / metabolism"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-11"
aria-expanded="false"
data-pinger-ignore>
Cytoplasm / metabolism
</button><div id="keyword-actions-mesh-terms-11"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Cytoplasm / metabolism"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Cytoplasm%2Fmetabolism%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Cytoplasm%2Fmetabolism%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Cytoplasm/metabolism&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Cytoplasm / metabolism">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Cytoplasm"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Cytoplasm / metabolism">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Cytoplasm/metabolism&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Cytoplasm/metabolism&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link major"
aria-label="Toggle dropdown menu for keyword DNA-Binding Proteins / chemistry*"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-major-12"
aria-expanded="false"
data-pinger-ignore>
DNA-Binding Proteins / chemistry*
</button><div id="keyword-actions-mesh-terms-major-12"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword DNA-Binding Proteins / chemistry*"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22DNA-Binding+Proteins%2Fchemistry%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22DNA-Binding+Proteins%2Fchemistry%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;DNA-Binding Proteins/chemistry&quot;[MAJR]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="DNA-Binding Proteins / chemistry*">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=DNA-Binding+Proteins"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="DNA-Binding Proteins / chemistry*">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;DNA-Binding Proteins/chemistry&quot;[MAJR]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;DNA-Binding Proteins/chemistry&quot;[MAJR]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link major"
aria-label="Toggle dropdown menu for keyword DNA-Binding Proteins / metabolism*"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-major-13"
aria-expanded="false"
data-pinger-ignore>
DNA-Binding Proteins / metabolism*
</button><div id="keyword-actions-mesh-terms-major-13"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword DNA-Binding Proteins / metabolism*"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22DNA-Binding+Proteins%2Fmetabolism%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22DNA-Binding+Proteins%2Fmetabolism%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;DNA-Binding Proteins/metabolism&quot;[MAJR]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="DNA-Binding Proteins / metabolism*">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=DNA-Binding+Proteins"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="DNA-Binding Proteins / metabolism*">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;DNA-Binding Proteins/metabolism&quot;[MAJR]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;DNA-Binding Proteins/metabolism&quot;[MAJR]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword G1 Phase"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-14"
aria-expanded="false"
data-pinger-ignore>
G1 Phase
</button><div id="keyword-actions-mesh-terms-14"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword G1 Phase"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22G1+Phase%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22G1+Phase%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;G1 Phase&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="G1 Phase">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=G1+Phase"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="G1 Phase">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;G1 Phase&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;G1 Phase&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Genes, Reporter"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-15"
aria-expanded="false"
data-pinger-ignore>
Genes, Reporter
</button><div id="keyword-actions-mesh-terms-15"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Genes, Reporter"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Genes%2C+Reporter%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Genes%2C+Reporter%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Genes, Reporter&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Genes, Reporter">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Genes%2C+Reporter"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Genes, Reporter">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Genes, Reporter&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Genes, Reporter&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link major"
aria-label="Toggle dropdown menu for keyword Helix-Loop-Helix Motifs*"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-major-16"
aria-expanded="false"
data-pinger-ignore>
Helix-Loop-Helix Motifs*
</button><div id="keyword-actions-mesh-terms-major-16"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Helix-Loop-Helix Motifs*"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Helix-Loop-Helix+Motifs%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Helix-Loop-Helix+Motifs%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Helix-Loop-Helix Motifs&quot;[MAJR]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Helix-Loop-Helix Motifs*">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Helix-Loop-Helix+Motifs"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Helix-Loop-Helix Motifs*">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Helix-Loop-Helix Motifs&quot;[MAJR]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Helix-Loop-Helix Motifs&quot;[MAJR]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Humans"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-17"
aria-expanded="false"
data-pinger-ignore>
Humans
</button><div id="keyword-actions-mesh-terms-17"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Humans"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Humans%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Humans%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Humans&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Humans">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Humans"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Humans">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Humans&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Humans&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Immunohistochemistry"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-18"
aria-expanded="false"
data-pinger-ignore>
Immunohistochemistry
</button><div id="keyword-actions-mesh-terms-18"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Immunohistochemistry"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Immunohistochemistry%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Immunohistochemistry%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Immunohistochemistry&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Immunohistochemistry">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Immunohistochemistry"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Immunohistochemistry">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Immunohistochemistry&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Immunohistochemistry&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Microscopy, Fluorescence"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-19"
aria-expanded="false"
data-pinger-ignore>
Microscopy, Fluorescence
</button><div id="keyword-actions-mesh-terms-19"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Microscopy, Fluorescence"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Microscopy%2C+Fluorescence%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Microscopy%2C+Fluorescence%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Microscopy, Fluorescence&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Microscopy, Fluorescence">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Microscopy%2C+Fluorescence"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Microscopy, Fluorescence">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Microscopy, Fluorescence&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Microscopy, Fluorescence&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Models, Biological"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-20"
aria-expanded="false"
data-pinger-ignore>
Models, Biological
</button><div id="keyword-actions-mesh-terms-20"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Models, Biological"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Models%2C+Biological%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Models%2C+Biological%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Models, Biological&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Models, Biological">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Models%2C+Biological"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Models, Biological">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Models, Biological&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Models, Biological&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Models, Genetic"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-21"
aria-expanded="false"
data-pinger-ignore>
Models, Genetic
</button><div id="keyword-actions-mesh-terms-21"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Models, Genetic"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Models%2C+Genetic%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Models%2C+Genetic%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Models, Genetic&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Models, Genetic">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Models%2C+Genetic"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Models, Genetic">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Models, Genetic&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Models, Genetic&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Mutation"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-22"
aria-expanded="false"
data-pinger-ignore>
Mutation
</button><div id="keyword-actions-mesh-terms-22"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Mutation"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Mutation%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Mutation%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Mutation&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Mutation">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Mutation"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Mutation">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Mutation&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Mutation&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Nuclear Proteins / metabolism"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-23"
aria-expanded="false"
data-pinger-ignore>
Nuclear Proteins / metabolism
</button><div id="keyword-actions-mesh-terms-23"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Nuclear Proteins / metabolism"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Nuclear+Proteins%2Fmetabolism%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Nuclear+Proteins%2Fmetabolism%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Nuclear Proteins/metabolism&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Nuclear Proteins / metabolism">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Nuclear+Proteins"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Nuclear Proteins / metabolism">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Nuclear Proteins/metabolism&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Nuclear Proteins/metabolism&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link major"
aria-label="Toggle dropdown menu for keyword Osteoblasts / cytology*"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-major-24"
aria-expanded="false"
data-pinger-ignore>
Osteoblasts / cytology*
</button><div id="keyword-actions-mesh-terms-major-24"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Osteoblasts / cytology*"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Osteoblasts%2Fcytology%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Osteoblasts%2Fcytology%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Osteoblasts/cytology&quot;[MAJR]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Osteoblasts / cytology*">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Osteoblasts"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Osteoblasts / cytology*">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Osteoblasts/cytology&quot;[MAJR]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Osteoblasts/cytology&quot;[MAJR]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link major"
aria-label="Toggle dropdown menu for keyword Osteoblasts / metabolism*"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-major-25"
aria-expanded="false"
data-pinger-ignore>
Osteoblasts / metabolism*
</button><div id="keyword-actions-mesh-terms-major-25"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Osteoblasts / metabolism*"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Osteoblasts%2Fmetabolism%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Osteoblasts%2Fmetabolism%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Osteoblasts/metabolism&quot;[MAJR]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Osteoblasts / metabolism*">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Osteoblasts"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Osteoblasts / metabolism*">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Osteoblasts/metabolism&quot;[MAJR]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Osteoblasts/metabolism&quot;[MAJR]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Plasmids / metabolism"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-26"
aria-expanded="false"
data-pinger-ignore>
Plasmids / metabolism
</button><div id="keyword-actions-mesh-terms-26"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Plasmids / metabolism"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Plasmids%2Fmetabolism%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Plasmids%2Fmetabolism%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Plasmids/metabolism&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Plasmids / metabolism">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Plasmids"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Plasmids / metabolism">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Plasmids/metabolism&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Plasmids/metabolism&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Promoter Regions, Genetic"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-27"
aria-expanded="false"
data-pinger-ignore>
Promoter Regions, Genetic
</button><div id="keyword-actions-mesh-terms-27"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Promoter Regions, Genetic"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Promoter+Regions%2C+Genetic%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Promoter+Regions%2C+Genetic%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Promoter Regions, Genetic&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Promoter Regions, Genetic">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Promoter+Regions%2C+Genetic"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Promoter Regions, Genetic">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Promoter Regions, Genetic&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Promoter Regions, Genetic&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Protein Binding"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-28"
aria-expanded="false"
data-pinger-ignore>
Protein Binding
</button><div id="keyword-actions-mesh-terms-28"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Protein Binding"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Protein+Binding%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Protein+Binding%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Protein Binding&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Protein Binding">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Protein+Binding"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Protein Binding">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Protein Binding&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Protein Binding&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link major"
aria-label="Toggle dropdown menu for keyword Protein-Tyrosine Kinases*"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-major-29"
aria-expanded="false"
data-pinger-ignore>
Protein-Tyrosine Kinases*
</button><div id="keyword-actions-mesh-terms-major-29"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Protein-Tyrosine Kinases*"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Protein-Tyrosine+Kinases%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Protein-Tyrosine+Kinases%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Protein-Tyrosine Kinases&quot;[MAJR]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Protein-Tyrosine Kinases*">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Protein-Tyrosine+Kinases"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Protein-Tyrosine Kinases*">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Protein-Tyrosine Kinases&quot;[MAJR]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Protein-Tyrosine Kinases&quot;[MAJR]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Receptor, Fibroblast Growth Factor, Type 3"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-30"
aria-expanded="false"
data-pinger-ignore>
Receptor, Fibroblast Growth Factor, Type 3
</button><div id="keyword-actions-mesh-terms-30"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Receptor, Fibroblast Growth Factor, Type 3"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Receptor%2C+Fibroblast+Growth+Factor%2C+Type+3%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Receptor%2C+Fibroblast+Growth+Factor%2C+Type+3%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Receptor, Fibroblast Growth Factor, Type 3&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Receptor, Fibroblast Growth Factor, Type 3">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Receptor%2C+Fibroblast+Growth+Factor%2C+Type+3"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Receptor, Fibroblast Growth Factor, Type 3">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Receptor, Fibroblast Growth Factor, Type 3&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Receptor, Fibroblast Growth Factor, Type 3&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Receptors, Fibroblast Growth Factor / metabolism"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-31"
aria-expanded="false"
data-pinger-ignore>
Receptors, Fibroblast Growth Factor / metabolism
</button><div id="keyword-actions-mesh-terms-31"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Receptors, Fibroblast Growth Factor / metabolism"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Receptors%2C+Fibroblast+Growth+Factor%2Fmetabolism%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Receptors%2C+Fibroblast+Growth+Factor%2Fmetabolism%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Receptors, Fibroblast Growth Factor/metabolism&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Receptors, Fibroblast Growth Factor / metabolism">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Receptors%2C+Fibroblast+Growth+Factor"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Receptors, Fibroblast Growth Factor / metabolism">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Receptors, Fibroblast Growth Factor/metabolism&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Receptors, Fibroblast Growth Factor/metabolism&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Signal Transduction"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-32"
aria-expanded="false"
data-pinger-ignore>
Signal Transduction
</button><div id="keyword-actions-mesh-terms-32"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Signal Transduction"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Signal+Transduction%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Signal+Transduction%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Signal Transduction&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Signal Transduction">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Signal+Transduction"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Signal Transduction">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Signal Transduction&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Signal Transduction&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Skull / embryology"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-33"
aria-expanded="false"
data-pinger-ignore>
Skull / embryology
</button><div id="keyword-actions-mesh-terms-33"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Skull / embryology"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Skull%2Fembryology%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Skull%2Fembryology%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Skull/embryology&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Skull / embryology">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Skull"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Skull / embryology">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Skull/embryology&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Skull/embryology&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Skull / pathology"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-34"
aria-expanded="false"
data-pinger-ignore>
Skull / pathology
</button><div id="keyword-actions-mesh-terms-34"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Skull / pathology"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Skull%2Fpathology%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Skull%2Fpathology%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Skull/pathology&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Skull / pathology">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Skull"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Skull / pathology">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Skull/pathology&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Skull/pathology&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link major"
aria-label="Toggle dropdown menu for keyword Transcription Factors / chemistry*"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-major-35"
aria-expanded="false"
data-pinger-ignore>
Transcription Factors / chemistry*
</button><div id="keyword-actions-mesh-terms-major-35"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Transcription Factors / chemistry*"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Transcription+Factors%2Fchemistry%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Transcription+Factors%2Fchemistry%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Transcription Factors/chemistry&quot;[MAJR]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Transcription Factors / chemistry*">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Transcription+Factors"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Transcription Factors / chemistry*">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Transcription Factors/chemistry&quot;[MAJR]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Transcription Factors/chemistry&quot;[MAJR]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link major"
aria-label="Toggle dropdown menu for keyword Transcription Factors / metabolism*"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-major-36"
aria-expanded="false"
data-pinger-ignore>
Transcription Factors / metabolism*
</button><div id="keyword-actions-mesh-terms-major-36"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Transcription Factors / metabolism*"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Transcription+Factors%2Fmetabolism%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Transcription+Factors%2Fmetabolism%22%5BMAJR%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Transcription Factors/metabolism&quot;[MAJR]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Transcription Factors / metabolism*">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Transcription+Factors"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Transcription Factors / metabolism*">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Transcription Factors/metabolism&quot;[MAJR]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Transcription Factors/metabolism&quot;[MAJR]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Transcription, Genetic"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-37"
aria-expanded="false"
data-pinger-ignore>
Transcription, Genetic
</button><div id="keyword-actions-mesh-terms-37"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Transcription, Genetic"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Transcription%2C+Genetic%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Transcription%2C+Genetic%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Transcription, Genetic&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Transcription, Genetic">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Transcription%2C+Genetic"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Transcription, Genetic">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Transcription, Genetic&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Transcription, Genetic&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Transfection"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-38"
aria-expanded="false"
data-pinger-ignore>
Transfection
</button><div id="keyword-actions-mesh-terms-38"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Transfection"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Transfection%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Transfection%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Transfection&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Transfection">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Transfection"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Transfection">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Transfection&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Transfection&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Twist-Related Protein 1"
tabindex="0"
aria-controls="keyword-actions-mesh-terms-39"
aria-expanded="false"
data-pinger-ignore>
Twist-Related Protein 1
</button><div id="keyword-actions-mesh-terms-39"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Twist-Related Protein 1"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Twist-Related+Protein+1%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Twist-Related+Protein+1%22%5BMeSH%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;mesh=&quot;Twist-Related Protein 1&quot;[MeSH]"
data-ga-category="search"
data-ga-action="mesh_term"
data-ga-label="Twist-Related Protein 1">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=Twist-Related+Protein+1"
data-ga-category="search_mesh"
data-ga-action="mesh_term_link"
data-ga-label="Twist-Related Protein 1">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Twist-Related Protein 1&quot;[MeSH]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Twist-Related Protein 1&quot;[MeSH]"
href="#">
Add to Search
</a></li></ul></div></div></div></li></ul>
</div>
<div id="substances" class="substances keywords-section">
<h2 class="title">
Substances
</h2>
<ul class="keywords-list"><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Basic Helix-Loop-Helix Transcription Factors"
tabindex="0"
aria-controls="keyword-actions-substances-0"
aria-expanded="false"
data-pinger-ignore>
Basic Helix-Loop-Helix Transcription Factors
</button><div id="keyword-actions-substances-0"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Basic Helix-Loop-Helix Transcription Factors"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Basic+Helix-Loop-Helix+Transcription+Factors%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Basic+Helix-Loop-Helix+Transcription+Factors%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;keyword=&quot;Basic Helix-Loop-Helix Transcription Factors&quot;[nm]"
data-ga-category="search"
data-ga-action="substance"
data-ga-label="Basic Helix-Loop-Helix Transcription Factors">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=%22Basic+Helix-Loop-Helix+Transcription+Factors%22"
data-ga-category="search_mesh"
data-ga-action="substance_link"
data-ga-label="Basic Helix-Loop-Helix Transcription Factors">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Basic Helix-Loop-Helix Transcription Factors&quot;[nm]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Basic Helix-Loop-Helix Transcription Factors&quot;[nm]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword CDKN1A protein, human"
tabindex="0"
aria-controls="keyword-actions-substances-1"
aria-expanded="false"
data-pinger-ignore>
CDKN1A protein, human
</button><div id="keyword-actions-substances-1"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword CDKN1A protein, human"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22CDKN1A+protein%2C+human%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22CDKN1A+protein%2C+human%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;keyword=&quot;CDKN1A protein, human&quot;[nm]"
data-ga-category="search"
data-ga-action="substance"
data-ga-label="CDKN1A protein, human">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=%22CDKN1A+protein%2C+human%22"
data-ga-category="search_mesh"
data-ga-action="substance_link"
data-ga-label="CDKN1A protein, human">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;CDKN1A protein, human&quot;[nm]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;CDKN1A protein, human&quot;[nm]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Culture Media, Serum-Free"
tabindex="0"
aria-controls="keyword-actions-substances-2"
aria-expanded="false"
data-pinger-ignore>
Culture Media, Serum-Free
</button><div id="keyword-actions-substances-2"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Culture Media, Serum-Free"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Culture+Media%2C+Serum-Free%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Culture+Media%2C+Serum-Free%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;keyword=&quot;Culture Media, Serum-Free&quot;[nm]"
data-ga-category="search"
data-ga-action="substance"
data-ga-label="Culture Media, Serum-Free">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=%22Culture+Media%2C+Serum-Free%22"
data-ga-category="search_mesh"
data-ga-action="substance_link"
data-ga-label="Culture Media, Serum-Free">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Culture Media, Serum-Free&quot;[nm]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Culture Media, Serum-Free&quot;[nm]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Cyclin-Dependent Kinase Inhibitor p21"
tabindex="0"
aria-controls="keyword-actions-substances-3"
aria-expanded="false"
data-pinger-ignore>
Cyclin-Dependent Kinase Inhibitor p21
</button><div id="keyword-actions-substances-3"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Cyclin-Dependent Kinase Inhibitor p21"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Cyclin-Dependent+Kinase+Inhibitor+p21%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Cyclin-Dependent+Kinase+Inhibitor+p21%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;keyword=&quot;Cyclin-Dependent Kinase Inhibitor p21&quot;[nm]"
data-ga-category="search"
data-ga-action="substance"
data-ga-label="Cyclin-Dependent Kinase Inhibitor p21">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=%22Cyclin-Dependent+Kinase+Inhibitor+p21%22"
data-ga-category="search_mesh"
data-ga-action="substance_link"
data-ga-label="Cyclin-Dependent Kinase Inhibitor p21">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Cyclin-Dependent Kinase Inhibitor p21&quot;[nm]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Cyclin-Dependent Kinase Inhibitor p21&quot;[nm]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Cyclins"
tabindex="0"
aria-controls="keyword-actions-substances-4"
aria-expanded="false"
data-pinger-ignore>
Cyclins
</button><div id="keyword-actions-substances-4"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Cyclins"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Cyclins%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Cyclins%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;keyword=&quot;Cyclins&quot;[nm]"
data-ga-category="search"
data-ga-action="substance"
data-ga-label="Cyclins">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=%22Cyclins%22"
data-ga-category="search_mesh"
data-ga-action="substance_link"
data-ga-label="Cyclins">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Cyclins&quot;[nm]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Cyclins&quot;[nm]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword DNA-Binding Proteins"
tabindex="0"
aria-controls="keyword-actions-substances-5"
aria-expanded="false"
data-pinger-ignore>
DNA-Binding Proteins
</button><div id="keyword-actions-substances-5"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword DNA-Binding Proteins"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22DNA-Binding+Proteins%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22DNA-Binding+Proteins%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;keyword=&quot;DNA-Binding Proteins&quot;[nm]"
data-ga-category="search"
data-ga-action="substance"
data-ga-label="DNA-Binding Proteins">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=%22DNA-Binding+Proteins%22"
data-ga-category="search_mesh"
data-ga-action="substance_link"
data-ga-label="DNA-Binding Proteins">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;DNA-Binding Proteins&quot;[nm]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;DNA-Binding Proteins&quot;[nm]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Nuclear Proteins"
tabindex="0"
aria-controls="keyword-actions-substances-6"
aria-expanded="false"
data-pinger-ignore>
Nuclear Proteins
</button><div id="keyword-actions-substances-6"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Nuclear Proteins"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Nuclear+Proteins%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Nuclear+Proteins%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;keyword=&quot;Nuclear Proteins&quot;[nm]"
data-ga-category="search"
data-ga-action="substance"
data-ga-label="Nuclear Proteins">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=%22Nuclear+Proteins%22"
data-ga-category="search_mesh"
data-ga-action="substance_link"
data-ga-label="Nuclear Proteins">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Nuclear Proteins&quot;[nm]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Nuclear Proteins&quot;[nm]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Receptors, Fibroblast Growth Factor"
tabindex="0"
aria-controls="keyword-actions-substances-7"
aria-expanded="false"
data-pinger-ignore>
Receptors, Fibroblast Growth Factor
</button><div id="keyword-actions-substances-7"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Receptors, Fibroblast Growth Factor"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Receptors%2C+Fibroblast+Growth+Factor%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Receptors%2C+Fibroblast+Growth+Factor%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;keyword=&quot;Receptors, Fibroblast Growth Factor&quot;[nm]"
data-ga-category="search"
data-ga-action="substance"
data-ga-label="Receptors, Fibroblast Growth Factor">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=%22Receptors%2C+Fibroblast+Growth+Factor%22"
data-ga-category="search_mesh"
data-ga-action="substance_link"
data-ga-label="Receptors, Fibroblast Growth Factor">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Receptors, Fibroblast Growth Factor&quot;[nm]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Receptors, Fibroblast Growth Factor&quot;[nm]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword TWIST1 protein, human"
tabindex="0"
aria-controls="keyword-actions-substances-8"
aria-expanded="false"
data-pinger-ignore>
TWIST1 protein, human
</button><div id="keyword-actions-substances-8"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword TWIST1 protein, human"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22TWIST1+protein%2C+human%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22TWIST1+protein%2C+human%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;keyword=&quot;TWIST1 protein, human&quot;[nm]"
data-ga-category="search"
data-ga-action="substance"
data-ga-label="TWIST1 protein, human">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=%22TWIST1+protein%2C+human%22"
data-ga-category="search_mesh"
data-ga-action="substance_link"
data-ga-label="TWIST1 protein, human">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;TWIST1 protein, human&quot;[nm]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;TWIST1 protein, human&quot;[nm]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Transcription Factors"
tabindex="0"
aria-controls="keyword-actions-substances-9"
aria-expanded="false"
data-pinger-ignore>
Transcription Factors
</button><div id="keyword-actions-substances-9"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Transcription Factors"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Transcription+Factors%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Transcription+Factors%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;keyword=&quot;Transcription Factors&quot;[nm]"
data-ga-category="search"
data-ga-action="substance"
data-ga-label="Transcription Factors">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=%22Transcription+Factors%22"
data-ga-category="search_mesh"
data-ga-action="substance_link"
data-ga-label="Transcription Factors">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Transcription Factors&quot;[nm]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Transcription Factors&quot;[nm]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Twist-Related Protein 1"
tabindex="0"
aria-controls="keyword-actions-substances-10"
aria-expanded="false"
data-pinger-ignore>
Twist-Related Protein 1
</button><div id="keyword-actions-substances-10"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Twist-Related Protein 1"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Twist-Related+Protein+1%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Twist-Related+Protein+1%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;keyword=&quot;Twist-Related Protein 1&quot;[nm]"
data-ga-category="search"
data-ga-action="substance"
data-ga-label="Twist-Related Protein 1">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=%22Twist-Related+Protein+1%22"
data-ga-category="search_mesh"
data-ga-action="substance_link"
data-ga-label="Twist-Related Protein 1">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Twist-Related Protein 1&quot;[nm]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Twist-Related Protein 1&quot;[nm]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword FGFR3 protein, human"
tabindex="0"
aria-controls="keyword-actions-substances-11"
aria-expanded="false"
data-pinger-ignore>
FGFR3 protein, human
</button><div id="keyword-actions-substances-11"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword FGFR3 protein, human"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22FGFR3+protein%2C+human%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22FGFR3+protein%2C+human%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;keyword=&quot;FGFR3 protein, human&quot;[nm]"
data-ga-category="search"
data-ga-action="substance"
data-ga-label="FGFR3 protein, human">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=%22FGFR3+protein%2C+human%22"
data-ga-category="search_mesh"
data-ga-action="substance_link"
data-ga-label="FGFR3 protein, human">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;FGFR3 protein, human&quot;[nm]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;FGFR3 protein, human&quot;[nm]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Protein-Tyrosine Kinases"
tabindex="0"
aria-controls="keyword-actions-substances-12"
aria-expanded="false"
data-pinger-ignore>
Protein-Tyrosine Kinases
</button><div id="keyword-actions-substances-12"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Protein-Tyrosine Kinases"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Protein-Tyrosine+Kinases%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Protein-Tyrosine+Kinases%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;keyword=&quot;Protein-Tyrosine Kinases&quot;[nm]"
data-ga-category="search"
data-ga-action="substance"
data-ga-label="Protein-Tyrosine Kinases">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=%22Protein-Tyrosine+Kinases%22"
data-ga-category="search_mesh"
data-ga-action="substance_link"
data-ga-label="Protein-Tyrosine Kinases">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Protein-Tyrosine Kinases&quot;[nm]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Protein-Tyrosine Kinases&quot;[nm]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Receptor, Fibroblast Growth Factor, Type 3"
tabindex="0"
aria-controls="keyword-actions-substances-13"
aria-expanded="false"
data-pinger-ignore>
Receptor, Fibroblast Growth Factor, Type 3
</button><div id="keyword-actions-substances-13"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Receptor, Fibroblast Growth Factor, Type 3"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Receptor%2C+Fibroblast+Growth+Factor%2C+Type+3%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Receptor%2C+Fibroblast+Growth+Factor%2C+Type+3%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;keyword=&quot;Receptor, Fibroblast Growth Factor, Type 3&quot;[nm]"
data-ga-category="search"
data-ga-action="substance"
data-ga-label="Receptor, Fibroblast Growth Factor, Type 3">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=%22Receptor%2C+Fibroblast+Growth+Factor%2C+Type+3%22"
data-ga-category="search_mesh"
data-ga-action="substance_link"
data-ga-label="Receptor, Fibroblast Growth Factor, Type 3">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Receptor, Fibroblast Growth Factor, Type 3&quot;[nm]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Receptor, Fibroblast Growth Factor, Type 3&quot;[nm]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Alkaline Phosphatase"
tabindex="0"
aria-controls="keyword-actions-substances-14"
aria-expanded="false"
data-pinger-ignore>
Alkaline Phosphatase
</button><div id="keyword-actions-substances-14"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Alkaline Phosphatase"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Alkaline+Phosphatase%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Alkaline+Phosphatase%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;keyword=&quot;Alkaline Phosphatase&quot;[nm]"
data-ga-category="search"
data-ga-action="substance"
data-ga-label="Alkaline Phosphatase">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=%22Alkaline+Phosphatase%22"
data-ga-category="search_mesh"
data-ga-action="substance_link"
data-ga-label="Alkaline Phosphatase">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Alkaline Phosphatase&quot;[nm]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Alkaline Phosphatase&quot;[nm]"
href="#">
Add to Search
</a></li></ul></div></div></div></li><li><div class="keyword-actions dropdown-block"><button class="keyword-actions-trigger trigger keyword-link"
aria-label="Toggle dropdown menu for keyword Bromodeoxyuridine"
tabindex="0"
aria-controls="keyword-actions-substances-15"
aria-expanded="false"
data-pinger-ignore>
Bromodeoxyuridine
</button><div id="keyword-actions-substances-15"
class="keyword-actions-dropdown dropdown dropdown-container"
hidden
aria-label="Dropdown menu for keyword Bromodeoxyuridine"><div class="title">Actions</div><div class="content"><ul class="keyword-actions-links"><li><a class="search-in-pubmed-link dropdown-block-link"
href="/?term=%22Bromodeoxyuridine%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
data-href="/?term=%22Bromodeoxyuridine%22%5Bnm%5D&amp;sort=date&amp;sort_order=desc"
ref="linksrc=search_in_pubmed_keyword_link&amp;keyword=&quot;Bromodeoxyuridine&quot;[nm]"
data-ga-category="search"
data-ga-action="substance"
data-ga-label="Bromodeoxyuridine">
Search in PubMed
</a></li><li><a class="search-in-mesh-link dropdown-block-link"
ref="linksrc=search_in_mesh_link"
href="https://www.ncbi.nlm.nih.gov/mesh?term=%22Bromodeoxyuridine%22"
data-ga-category="search_mesh"
data-ga-action="substance_link"
data-ga-label="Bromodeoxyuridine">
Search in MeSH
</a></li><li><a class="add-to-search-link dropdown-block-link"
ref="linksrc=add_to_search_link"
role="button"
data-search-term="&quot;Bromodeoxyuridine&quot;[nm]"
data-ga-category="search"
data-ga-action="add_to_search"
data-ga-label="&quot;Bromodeoxyuridine&quot;[nm]"
href="#">
Add to Search
</a></li></ul></div></div></div></li></ul>
</div>
<div id="related-links" class="related-links">
<h2 class="title">
Related information
</h2>
<ul class="related-links-list"><li><a title="PubMed links associated with Books" href="https://www.ncbi.nlm.nih.gov/books?linkname=pubmed_books_refs&amp;from_uid=11585922"
ref="log$=recordlinks&logdbfrom=pubmed&ncbi_uid=11585922&ordinalpos=1&linkpos=1">
Cited in Books
</a></li><li><a title="Related information in MedGen" href="https://www.ncbi.nlm.nih.gov/medgen?linkname=pubmed_medgen&amp;from_uid=11585922"
ref="log$=recordlinks&logdbfrom=pubmed&ncbi_uid=11585922&ordinalpos=1&linkpos=2">
MedGen
</a></li><li><a title="Related records in MedGen based on citations in GeneReviews and Medical Genetics Summaries" href="https://www.ncbi.nlm.nih.gov/medgen?linkname=pubmed_medgen_bookshelf_cited&amp;from_uid=11585922"
ref="log$=recordlinks&logdbfrom=pubmed&ncbi_uid=11585922&ordinalpos=1&linkpos=3">
MedGen (Bookshelf cited)
</a></li><li><a title="Related PubChem Compound via MeSH" href="https://www.ncbi.nlm.nih.gov/pccompound?linkname=pubmed_pccompound_mesh&amp;from_uid=11585922"
ref="log$=recordlinks&logdbfrom=pubmed&ncbi_uid=11585922&ordinalpos=1&linkpos=4">
PubChem Compound (MeSH Keyword)
</a></li></ul>
</div>
<div id="linkout" class="linkout">
<h2 class="title">
LinkOut - more resources
</h2>
<ul class="linkout-list"><li><h3 class="linkout-category">Full Text Sources</h3><ul class="linkout-category-links"><li><a
href="https://www.tandfonline.com/doi/10.1128/MCB.21.21.7416-7428.2001?url_ver=Z39.88-2003&amp;rfr_id=ori:rid:crossref.org&amp;rfr_dat=cr_pub 0pubmed"
target="_blank"
rel="noopener"
ref="linksrc=linkout_link&PrId=4487&uid=11585922&db=pubmed&itool=Abstract&log$=linkoutlink&nlmid=8109087"
data-ga-category="link_out"
data-ga-action="Full Text Sources"
data-ga-label="Atypon"
>
Atypon
</a></li><li><a
href="https://europepmc.org/abstract/MED/11585922"
target="_blank"
rel="noopener"
ref="linksrc=linkout_link&PrId=6082&uid=11585922&db=pubmed&itool=Abstract&log$=linkoutlink&nlmid=8109087"
data-ga-category="link_out"
data-ga-action="Full Text Sources"
data-ga-label="Europe PubMed Central"
>
Europe PubMed Central
</a></li><li><a
href="https://pmc.ncbi.nlm.nih.gov/articles/pmid/11585922/"
target="_blank"
rel="noopener"
ref="linksrc=linkout_link&PrId=3494&uid=11585922&db=pubmed&itool=Abstract&log$=linkoutlink&nlmid=8109087"
data-ga-category="link_out"
data-ga-action="Full Text Sources"
data-ga-label="PubMed Central"
>
PubMed Central
</a></li></ul></li><li><h3 class="linkout-category">Other Literature Sources</h3><ul class="linkout-category-links"><li><a
href="https://www.lens.org/lens/search/patent/list?q=reference_cited.npl.ids.pmid:11585922"
target="_blank"
rel="noopener"
ref="linksrc=linkout_link&PrId=8681&uid=11585922&db=pubmed&itool=Abstract&log$=linkoutlink&nlmid=8109087"
data-ga-category="link_out"
data-ga-action="Other Literature Sources"
data-ga-label="The Lens - Patent Citations Database"
>
The Lens - Patent Citations Database
</a></li></ul></li><li><h3 class="linkout-category">Research Materials</h3><ul class="linkout-category-links"><li><a
href="https://antibodies.cancer.gov/detail/CPTC-TP53-2"
target="_blank"
rel="noopener"
ref="linksrc=linkout_link&PrId=8467&uid=11585922&db=pubmed&itool=Abstract&log$=linkoutlink&nlmid=8109087"
data-ga-category="link_out"
data-ga-action="Research Materials"
data-ga-label="NCI CPTC Antibody Characterization Program"
>
NCI CPTC Antibody Characterization Program
</a></li></ul></li><li><h3 class="linkout-category">Miscellaneous</h3><ul class="linkout-category-links"><li><a
href="https://assays.cancer.gov/CPTAC-951"
target="_blank"
rel="noopener"
ref="linksrc=linkout_link&PrId=8855&uid=11585922&db=pubmed&itool=Abstract&log$=linkoutlink&nlmid=8109087"
data-ga-category="link_out"
data-ga-action="Miscellaneous"
data-ga-label="NCI CPTAC Assay Portal"
>
NCI CPTAC Assay Portal
</a></li></ul></li></ul>
</div>
</main>
<div class="overlay" role="dialog" aria-label="Full Text Links Dialog">
<div id="full-text-links-dialog" class="dialog full-text-links-dialog">
<strong class="title">Full text links</strong>
<button class="close-overlay" tabindex="3">[x]</button>
<div class="full-text-links-list">
<a class="link-item
dialog-focus"
href="https://www.tandfonline.com/doi/10.1128/MCB.21.21.7416-7428.2001?url_ver=Z39.88-2003&amp;rfr_id=ori:rid:crossref.org&amp;rfr_dat=cr_pub 0pubmed"
target="_blank"
rel="noopener"
ref="linksrc=fulltextorjournal_fulltext&amp;is_pmc=False&amp;PrId=4487&amp;itool=Abstract-def&amp;log$=linkouticon&amp;uid=11585922&amp;db=pubmed&amp;nlmid=8109087"
title="See full text options at Atypon"
tabindex="1"
data-ga-category="full_text"
data-ga-action="Atypon"
data-ga-label="11585922"
><img src="https://cdn.ncbi.nlm.nih.gov/corehtml/query/egifs/https:--www.tandfonline.com-pb-assets-tandf-logos-tf_pubmed_fulltext_icon.png" alt="Atypon full text link"><span class="text">
Atypon
</span></a><a class="link-item
pmc
"
href="https://pmc.ncbi.nlm.nih.gov/articles/pmid/11585922/"
target="_blank"
rel="noopener"
ref="linksrc=fulltextorjournal_fulltext&amp;is_pmc=True&amp;PrId=3494&amp;itool=Abstract-def&amp;log$=linkouticon&amp;uid=11585922&amp;db=pubmed&amp;nlmid=8109087"
title="Free full text at PubMed Central"
tabindex="2"
data-ga-category="full_text"
data-ga-action="PMC"
data-ga-label="11585922"
><span class="text">
Free PMC article
</span></a>
</div>
</div>
</div>
<div class="overlay" role="dialog" aria-label="Citation Dialog">
<div class="dialog citation-dialog">
<button class="close-overlay" tabindex="1">[x]</button>
<div class="title">Cite</div>
<div class="citation-text-block">
<div class="citation-text"></div>
<div class="citation-actions">
<button
class="copy-button dialog-focus"
data-ga-category="save_share"
data-ga-action="cite"
data-ga-label="copy"
tabindex="2">
Copy
</button>
<form method="post">
<input type="hidden" name="csrfmiddlewaretoken" value="b4bibkuEbkzTBblPVG8WXxtu63oqdCmhsRVnOaX0LVmnvCrFyZLYrFZ8E76C6dUB">
<button type="submit"
class="export-button"
data-ga-category="save_share"
data-ga-action="cite"
data-ga-label="download"
title="Download a file for external citation management software"
tabindex="3">
<span class="download-title">Download .nbib</span>
<span class="download-title-mobile">.nbib</span>
</button>
</form>
<div class="citation-style-selector-wrapper">
<label class="selector-label">Format:</label>
<select aria-label="Format" class="citation-style-selector" tabindex="4">
<option data-style-url-name="ama"
value="AMA"
>
AMA
</option>
<option data-style-url-name="apa"
value="APA"
>
APA
</option>
<option data-style-url-name="mla"
value="MLA"
>
MLA
</option>
<option data-style-url-name="nlm"
value="NLM"
selected="selected">
NLM
</option>
</select>
</div>
</div>
</div>
</div>
</div>
<div class="overlay" role="dialog" aria-label="More Actions Dialog">
<div id="more-actions-dialog" class="dialog more-actions-dialog">
<strong class="title">Send To</strong>
<ul class="more-actions-links">
<li><a id="clipboard-trigger" role="button" class="submit-button clipboard-trigger clipboard-trigger-target dialog-focus link-item " href="#">Clipboard</a></li>
<li><a class="email-trigger link-item" role="button" href="#">Email</a></li>
<li><a class="save-trigger link-item" role="button" href="#">Save</a></li>
<li><a class="link-item" role="button" href="https://account.ncbi.nlm.nih.gov/?back_url=https%3A%2F%2Fpubmed.ncbi.nlm.nih.gov%2F11585922%2F%23open-bibliography-panel">My Bibliography</a></li>
<li><a class="link-item" role="button" href="https://account.ncbi.nlm.nih.gov/?back_url=https%3A%2F%2Fpubmed.ncbi.nlm.nih.gov%2F11585922%2F%23open-collections-panel">Collections</a></li>
<li><a class="citation-manager-trigger link-item" role="button" href="#">Citation Manager</a></li>
</ul>
<button class="close-overlay">[x]</button>
</div>
</div>
</div>
<div id="ncbi-footer">
<div class="literature-footer" role="complementary" title="Links to NCBI Literature Resources">
<div class="usa-grid">
<p class="literature-footer-text">NCBI Literature Resources</p>
<p class="literature-footer-text">
<a class="literature-footer-link" data-ga-category="literature_resources" data-ga-action="mesh_link" href="https://www.ncbi.nlm.nih.gov/mesh/">MeSH</a>
<a class="literature-footer-link" data-ga-category="literature_resources" data-ga-action="pmc_link" href="https://www.ncbi.nlm.nih.gov/pmc/">PMC</a>
<a class="literature-footer-link" data-ga-category="literature_resources" data-ga-action="bookshelf_link" href="https://www.ncbi.nlm.nih.gov/books">Bookshelf</a>
<a class="literature-footer-link" data-ga-category="literature_resources" data-ga-action="disclaimer_link" href="/disclaimer/">Disclaimer</a>
</p>
<p class="literature-footer-text attribution-statement">The PubMed wordmark and PubMed logo are registered trademarks of the U.S. Department of Health and Human Services (HHS). Unauthorized use of these marks is strictly prohibited.</p>
</div>
</div>
<!-- ========== BEGIN FOOTER ========== -->
<footer>
<section class="icon-section">
<div id="icon-section-header" class="icon-section_header">Follow NCBI</div>
<div class="grid-container container">
<div class="icon-section_container">
<a class="footer-icon" id="footer_twitter" href="https://twitter.com/ncbi" aria-label="Twitter">
<svg width="40" height="40" viewBox="0 0 40 37" fill="none" xmlns="http://www.w3.org/2000/svg">
<title>Twitter</title>
<g id="twitterx1008">
<path id="path1008"
d="M6.06736 7L16.8778 20.8991L6.00001 32.2H10.2L18.6 23.1L25.668 32.2H34L22.8 17.5L31.9 7H28.4L20.7 15.4L14.401 7H6.06898H6.06736ZM9.66753 8.73423H12.9327L29.7327 30.4658H26.5697L9.66753 8.73423Z"
fill="#5B616B"/>
</g>
</svg>
</a>
<a class="footer-icon" id="footer_facebook" href="https://www.facebook.com/ncbi.nlm" aria-label="Facebook"><svg
data-name="Layer 1" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 300 300">
<title>Facebook</title>
<path class="cls-11"
d="M210.5,115.12H171.74V97.82c0-8.14,5.39-10,9.19-10h27.14V52l-39.32-.12c-35.66,0-42.42,26.68-42.42,43.77v19.48H99.09v36.32h27.24v109h45.41v-109h35Z">
</path>
</svg></a>
<a class="footer-icon" id="footer_linkedin"
href="https://www.linkedin.com/company/ncbinlm"
aria-label="LinkedIn"><svg data-name="Layer 1" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 300 300">
<title>LinkedIn</title>
<path class="cls-11"
d="M101.64,243.37H57.79v-114h43.85Zm-22-131.54h-.26c-13.25,0-21.82-10.36-21.82-21.76,0-11.65,8.84-21.15,22.33-21.15S101.7,78.72,102,90.38C102,101.77,93.4,111.83,79.63,111.83Zm100.93,52.61A17.54,17.54,0,0,0,163,182v61.39H119.18s.51-105.23,0-114H163v13a54.33,54.33,0,0,1,34.54-12.66c26,0,44.39,18.8,44.39,55.29v58.35H198.1V182A17.54,17.54,0,0,0,180.56,164.44Z">
</path>
</svg></a>
<a class="footer-icon" id="footer_github" href="https://github.com/ncbi" aria-label="GitHub"><svg
data-name="Layer 1" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 300 300">
<defs>
<style>
.cls-11,
.cls-12 {
fill: #737373;
}
.cls-11 {
fill-rule: evenodd;
}
</style>
</defs>
<title>GitHub</title>
<path class="cls-11"
d="M151.36,47.28a105.76,105.76,0,0,0-33.43,206.1c5.28,1,7.22-2.3,7.22-5.09,0-2.52-.09-10.85-.14-19.69-29.42,6.4-35.63-12.48-35.63-12.48-4.81-12.22-11.74-15.47-11.74-15.47-9.59-6.56.73-6.43.73-6.43,10.61.75,16.21,10.9,16.21,10.9,9.43,16.17,24.73,11.49,30.77,8.79,1-6.83,3.69-11.5,6.71-14.14C108.57,197.1,83.88,188,83.88,147.51a40.92,40.92,0,0,1,10.9-28.39c-1.1-2.66-4.72-13.42,1-28,0,0,8.88-2.84,29.09,10.84a100.26,100.26,0,0,1,53,0C198,88.3,206.9,91.14,206.9,91.14c5.76,14.56,2.14,25.32,1,28a40.87,40.87,0,0,1,10.89,28.39c0,40.62-24.74,49.56-48.29,52.18,3.79,3.28,7.17,9.71,7.17,19.58,0,14.15-.12,25.54-.12,29,0,2.82,1.9,6.11,7.26,5.07A105.76,105.76,0,0,0,151.36,47.28Z">
</path>
<path class="cls-12"
d="M85.66,199.12c-.23.52-1.06.68-1.81.32s-1.2-1.06-.95-1.59,1.06-.69,1.82-.33,1.21,1.07.94,1.6Zm-1.3-1">
</path>
<path class="cls-12"
d="M90,203.89c-.51.47-1.49.25-2.16-.49a1.61,1.61,0,0,1-.31-2.19c.52-.47,1.47-.25,2.17.49s.82,1.72.3,2.19Zm-1-1.08">
</path>
<path class="cls-12"
d="M94.12,210c-.65.46-1.71,0-2.37-.91s-.64-2.07,0-2.52,1.7,0,2.36.89.65,2.08,0,2.54Zm0,0"></path>
<path class="cls-12"
d="M99.83,215.87c-.58.64-1.82.47-2.72-.41s-1.18-2.06-.6-2.7,1.83-.46,2.74.41,1.2,2.07.58,2.7Zm0,0">
</path>
<path class="cls-12"
d="M107.71,219.29c-.26.82-1.45,1.2-2.64.85s-2-1.34-1.74-2.17,1.44-1.23,2.65-.85,2,1.32,1.73,2.17Zm0,0">
</path>
<path class="cls-12"
d="M116.36,219.92c0,.87-1,1.59-2.24,1.61s-2.29-.68-2.3-1.54,1-1.59,2.26-1.61,2.28.67,2.28,1.54Zm0,0">
</path>
<path class="cls-12"
d="M124.42,218.55c.15.85-.73,1.72-2,1.95s-2.37-.3-2.52-1.14.73-1.75,2-2,2.37.29,2.53,1.16Zm0,0"></path>
</svg></a>
<a class="footer-icon" id="footer_blog" href="https://ncbiinsights.ncbi.nlm.nih.gov/" aria-label="Blog">
<svg id="Layer_1" data-name="Layer 1" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 40 40"><defs><style>.cls-1{fill:#737373;}</style></defs><path class="cls-1" d="M14,30a4,4,0,1,1-4-4,4,4,0,0,1,4,4Zm11,3A19,19,0,0,0,7.05,15a1,1,0,0,0-1,1v3a1,1,0,0,0,.93,1A14,14,0,0,1,20,33.07,1,1,0,0,0,21,34h3a1,1,0,0,0,1-1Zm9,0A28,28,0,0,0,7,6,1,1,0,0,0,6,7v3a1,1,0,0,0,1,1A23,23,0,0,1,29,33a1,1,0,0,0,1,1h3A1,1,0,0,0,34,33Z"/></svg>
</a>
</div>
</div>
</section>
<section class="container-fluid bg-primary">
<div class="container pt-5">
<div class="row mt-3">
<div class="col-lg-3 col-12">
<p><a class="text-white" href="https://www.nlm.nih.gov/socialmedia/index.html">Connect with NLM</a></p>
<ul class="list-inline social_media">
<li class="list-inline-item"><a href="https://twitter.com/NLM_NIH" aria-label="Twitter"
target="_blank" rel="noopener noreferrer">
<svg width="35" height="35" viewBox="0 0 38 35" fill="none" xmlns="http://www.w3.org/2000/svg">
<title>Twitter</title>
<g id="twitterx1009" clip-path="url(#clip0_65276_3946)">
<path id="Vector" d="M17.5006 34.6565C26.9761 34.6565 34.6575 26.9751 34.6575 17.4996C34.6575 8.02416 26.9761 0.342773 17.5006 0.342773C8.02514 0.342773 0.34375 8.02416 0.34375 17.4996C0.34375 26.9751 8.02514 34.6565 17.5006 34.6565Z" fill="#205493" stroke="white" stroke-width="1.2" stroke-miterlimit="10"></path>
<path id="path1009" d="M8.54811 8.5L16.2698 18.4279L8.50001 26.5H11.5L17.5 20L22.5486 26.5H28.5L20.5 16L27 8.5H24.5L19 14.5L14.5007 8.5H8.54927H8.54811ZM11.1197 9.73873H13.4519L25.4519 25.2613H23.1926L11.1197 9.73873Z" fill="white"></path>
</g>
<defs>
<clipPath id="clip0_65276_3946">
<rect width="38" height="38" fill="white"></rect>
</clipPath>
</defs>
</svg></a>
</li>
<li class="list-inline-item"><a href="https://www.facebook.com/nationallibraryofmedicine"
aria-label="Facebook" rel="noopener noreferrer" target="_blank">
<svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px"
y="0px" viewBox="0 0 249 249" style="enable-background:new 0 0 249 249;" xml:space="preserve">
<style type="text/css">
.st10 {
fill: #FFFFFF;
}
.st110 {
fill: none;
stroke: #FFFFFF;
stroke-width: 8;
stroke-miterlimit: 10;
}
</style>
<title>SM-Facebook</title>
<g>
<g>
<path class="st10" d="M159,99.1h-24V88.4c0-5,3.3-6.2,5.7-6.2h16.8V60l-24.4-0.1c-22.1,0-26.2,16.5-26.2,27.1v12.1H90v22.5h16.9
v67.5H135v-67.5h21.7L159,99.1z"></path>
</g>
</g>
<circle class="st110" cx="123.6" cy="123.2" r="108.2"></circle>
</svg>
</a></li>
<li class="list-inline-item"><a href="https://www.youtube.com/user/NLMNIH" aria-label="Youtube"
target="_blank" rel="noopener noreferrer"><svg version="1.1" xmlns="http://www.w3.org/2000/svg"
xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" viewBox="0 0 249 249"
style="enable-background:new 0 0 249 249;" xml:space="preserve">
<title>SM-Youtube</title>
<style type="text/css">
.st4 {
fill: none;
stroke: #FFFFFF;
stroke-width: 8;
stroke-miterlimit: 10;
}
.st5 {
fill: #FFFFFF;
}
</style>
<circle class="st4" cx="124.2" cy="123.4" r="108.2"></circle>
<g transform="translate(0,-952.36218)">
<path class="st5"
d="M88.4,1037.4c-10.4,0-18.7,8.3-18.7,18.7v40.1c0,10.4,8.3,18.7,18.7,18.7h72.1c10.4,0,18.7-8.3,18.7-18.7
v-40.1c0-10.4-8.3-18.7-18.7-18.7H88.4z M115.2,1058.8l29.4,17.4l-29.4,17.4V1058.8z"></path>
</g>
</svg></a></li>
</ul>
</div>
<div class="col-lg-3 col-12">
<p class="address_footer text-white">National Library of Medicine<br>
<a href="https://www.google.com/maps/place/8600+Rockville+Pike,+Bethesda,+MD+20894/@38.9959508,-77.101021,17z/data=!3m1!4b1!4m5!3m4!1s0x89b7c95e25765ddb:0x19156f88b27635b8!8m2!3d38.9959508!4d-77.0988323"
class="text-white" target="_blank" rel="noopener noreferrer">8600 Rockville Pike<br>
Bethesda, MD 20894</a></p>
</div>
<div class="col-lg-3 col-12 centered-lg">
<p><a href="https://www.nlm.nih.gov/web_policies.html" class="text-white">Web Policies</a><br>
<a href="https://www.nih.gov/institutes-nih/nih-office-director/office-communications-public-liaison/freedom-information-act-office"
class="text-white">FOIA</a><br>
<a href="https://www.hhs.gov/vulnerability-disclosure-policy/index.html" class="text-white" id="vdp">HHS Vulnerability Disclosure</a></p>
</div>
<div class="col-lg-3 col-12 centered-lg">
<p><a class="supportLink text-white" href="https://support.nlm.nih.gov/">Help</a><br>
<a href="https://www.nlm.nih.gov/accessibility.html" class="text-white">Accessibility</a><br>
<a href="https://www.nlm.nih.gov/careers/careers.html" class="text-white">Careers</a></p>
</div>
</div>
<div class="row">
<div class="col-lg-12 centered-lg">
<nav class="bottom-links">
<ul class="mt-3">
<li>
<a class="text-white" href="//www.nlm.nih.gov/">NLM</a>
</li>
<li>
<a class="text-white"
href="https://www.nih.gov/">NIH</a>
</li>
<li>
<a class="text-white" href="https://www.hhs.gov/">HHS</a>
</li>
<li>
<a
class="text-white" href="https://www.usa.gov/">USA.gov</a>
</li>
</ul>
</nav>
</div>
</div>
</div>
</section>
</footer>
<!-- ========== END FOOTER ========== -->
<!-- javascript to inject NWDS meta tags. Note: value of nwds_version is updated by "npm version" command -->
<script type="text/javascript">
var nwds_version = "1.2.3";
var meta_nwds_ver = document.createElement('meta');
meta_nwds_ver.name = 'ncbi_nwds_ver';
meta_nwds_ver.content = nwds_version;
document.getElementsByTagName('head')[0].appendChild(meta_nwds_ver);
var meta_nwds = document.createElement('meta');
meta_nwds.name = 'ncbi_nwds';
meta_nwds.content = 'yes';
document.getElementsByTagName('head')[0].appendChild(meta_nwds);
var alertsUrl = "/core/alerts/alerts.js";
if (typeof ncbiBaseUrl !== 'undefined') {
alertsUrl = ncbiBaseUrl + alertsUrl;
}
</script>
</div>
<!-- jQuery with plugins -->
<script src="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/CACHE/js/output.293fbf76aa18.js"></script>
<!-- Project base scripts -->
<script src="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/CACHE/js/output.550e9c8906a2.js"></script>
<script>
ncbi.awesome.basePage.init({
userInfo: {
isLoggedIn: false,
username: "",
loginUrl: "https://account.ncbi.nlm.nih.gov/?back_url=https%3A%2F%2Fpubmed.ncbi.nlm.nih.gov%2F11585922%2F",
logoutUrl: "https://www.ncbi.nlm.nih.gov/account/signout/?back_url=https%3A//pubmed.ncbi.nlm.nih.gov/11585922/"
},
baseUrl: 'https://www.ncbi.nlm.nih.gov',
noSessionCookieName: "pm-ns",
searchIdCookieName: "pm-sid",
adjNavSearchIdCookieName: "pm-adjnav-sid",
searchFormSubmittedCookieName: "pm-sfs",
isOnSearchPageCookieName: "pm-iosp",
backToSearchCookieName: "pm-btsl",
clinicalSeeAllCookieName: "pm-csa",
jsCookieDomain: "pubmed.ncbi.nlm.nih.gov",
userShareRequestFailed: "",
noSharedSettings: "myncbi_no_shared_settings",
noSharedAccount: "myncbi_no_shared_account"
});
</script>
<script type="module">
import dismissableNCBIAlert from "https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/core/dismissable-ncbi-alert.js";
jQuery.getScript("https://www.ncbi.nlm.nih.gov/core/alerts/alerts.js", function () {
galert(['body > *:last-child']);
dismissableNCBIAlert();
}).fail(function() {
});
</script>
<script defer type="text/javascript" src="https://cdn.ncbi.nlm.nih.gov/core/pinger/pinger.js"> </script>
<script src="https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/CACHE/js/output.e3950ac8c6da.js"></script>
<script>
ncbi.awesome.articlePage.init({
baseSuggestionsUrl: "/suggestions/",
mathJaxUrl: "https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/mathjax/unpacked/MathJax.js?config=MML_CHTML",
clipboardAPIRoot: "/ajax/clipboard/",
clipboardNextPageUrl: "/clipboard-next-page/",
searchIdCookieName: "pm-sid",
searchFormSubmittedCookieName: "pm-sfs",
backToSearchCookieName: "pm-btsl",
jsCookieDomain: "pubmed.ncbi.nlm.nih.gov",
longTermPrefix: "longquery",
adjNavURLPath: "/11585922/adj-nav/",
adjNavSearchIdCookieName: "pm-adjnav-sid",
articlePageUrl: "/11585922/",
markJSUrl: "https://cdn.ncbi.nlm.nih.gov/pubmed/277eb475-38df-4990-a0ee-0080b04e86fc/mark.js/dist/jquery.mark.js",
termHighlightColor: "",
highlightedTokens: "",
citeFormatPreferenceCookieName: "pm-cf"
});
</script>
</body>
</html>