nih-gov/www.nei.nih.gov/node/225
2025-02-26 13:17:41 -05:00

891 lines
50 KiB
Text
Raw Permalink Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

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" dir="ltr">
<head>
<meta charset="utf-8" />
<meta name="description" content="The Ophthalmic Genetics and Visual Function Branch at NEI studies inherited eye diseases. Learn more about the Ophthalmic Molecular Genetics Section and its key staff, and browse selected publications." />
<meta name="google" content="vityevxlt8UuVFWvgz9_YwmJ5F0Nby_B3t54LLh-3Zw,lACaj571Gx_VdLF3HKSKUf1Wxx0H_bWxO3BYDZ_C1uw" />
<meta name="google-site-verification" content="vityevxlt8UuVFWvgz9_YwmJ5F0Nby_B3t54LLh-3Zw" />
<meta name="google-site-verification" content="lACaj571Gx_VdLF3HKSKUf1Wxx0H_bWxO3BYDZ_C1uw" />
<meta name="google-site-verification" content="UDfyeEAWNX_rJUHwog9j1kziEnByGwhkSJGLJclUWDA" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<script type="application/ld+json">{
"@context": "https://schema.org",
"@graph": [
{
"@type": "WebPage",
"@id": "https://www.nei.nih.gov/research/research-labs-and-branches/ophthalmic-molecular-genetics-section",
"breadcrumb": {
"@type": "BreadcrumbList",
"itemListElement": [
{
"@type": "ListItem",
"position": 1,
"name": "Home",
"item": "https://www.nei.nih.gov/"
},
{
"@type": "ListItem",
"position": 2,
"name": "Research at NEI",
"item": "https://www.nei.nih.gov/research"
},
{
"@type": "ListItem",
"position": 3,
"name": "Research Labs and Branches",
"item": "https://www.nei.nih.gov/research/research-labs-and-branches"
},
{
"@type": "ListItem",
"position": 4,
"name": "Ophthalmic Molecular Genetics Section",
"item": "https://www.nei.nih.gov/research/research-labs-and-branches/ophthalmic-molecular-genetics-section"
}
]
},
"author": {
"@type": "GovernmentOrganization",
"@id": "https://www.nei.nih.gov",
"name": "National Eye Institute",
"url": "https://www.nei.nih.gov"
},
"publisher": {
"@type": "GovernmentOrganization",
"@id": "https://www.nei.nih.gov",
"name": "National Eye Institute",
"url": "https://www.nei.nih.gov"
}
}
]
}</script>
<link rel="icon" type="image/png" href="/themes/custom/nei/images/favicon.png" />
<link rel="apple-touch-icon" href="/themes/custom/nei/images/apple-touch-icon.png" />
<meta name="last-updated" content="Dec 18, 2024, 10:27:48 AM" />
<link rel="icon" href="/themes/custom/nei/favicon.ico" type="image/vnd.microsoft.icon" />
<link rel="alternate" hreflang="en" href="https://www.nei.nih.gov/research/research-labs-and-branches/ophthalmic-molecular-genetics-section" />
<link rel="canonical" href="https://www.nei.nih.gov/research/research-labs-and-branches/ophthalmic-molecular-genetics-section" />
<link rel="shortlink" href="https://www.nei.nih.gov/node/225" />
<title>Ophthalmic Molecular Genetics Section | National Eye Institute</title>
<link rel="preload" href="/themes/custom/nei/fonts/Aleo-Bold.woff2" as="font" type="font/woff2" crossorigin>
<link rel="preload" href="/themes/custom/nei/fonts/Lato-Regular.woff2" as="font" type="font/woff2" crossorigin>
<link rel="stylesheet" media="all" href="/sites/default/files/css/css_PGSk_7b88hq2qr_--_38MLvoj1ffr9jv3JhnNJTnKUM.css?delta=0&amp;language=en&amp;theme=nei&amp;include=eJw1ytEKgCAMRuEXsnwk-dMxrOliTqi3j4iuDnycfFCprpbyHK4tDb-FRvwSshrFYvOErNhxBUHnCaYEcbJ_61Qji26Q5ZXa-QH_YCJ9" />
<link rel="stylesheet" media="all" href="/themes/custom/nei/css/style.css?sraguf" />
<script type="application/json" data-drupal-selector="drupal-settings-json">{"path":{"baseUrl":"\/","pathPrefix":"","currentPath":"node\/225","currentPathIsAdmin":false,"isFront":false,"currentLanguage":"en"},"pluralDelimiter":"\u0003","gtag":{"tagId":"","consentMode":false,"otherIds":[],"events":[],"additionalConfigInfo":[]},"suppressDeprecationErrors":true,"ajaxPageState":{"libraries":"eJxdjFsOwjAMBC8U6iNFbmKZgPNQ7BTK6SmgCsrPrndkTbhSTFa7D0OtZq-2Cil8yoWOj5WYYT8c18pC3pCBt_jfE17wfoTZCRYeyORRjPruLmhpIS-b2EvFmArD73CFErDUGeWkoadmekCb5fXVsCN3bGeF2EdDmb5kGqWNWZKeKTpd1SjDjEpuSXRTeOeUaxxCT9WYZ50","theme":"nei","theme_token":null},"ajaxTrustedUrl":{"form_action_p_pvdeGsVG5zNF_XLGPTvYSKCf43t8qZYSwcfZl2uzM":true},"gtm":{"tagId":null,"settings":{"data_layer":"dataLayer","include_classes":false,"allowlist_classes":"google\nnonGooglePixels\nnonGoogleScripts\nnonGoogleIframes","blocklist_classes":"customScripts\ncustomPixels","include_environment":false,"environment_id":"","environment_token":""},"tagIds":["GTM-TLVNS7W"]},"user":{"uid":0,"permissionsHash":"c48594e108b5c1c2bea409821b71477d5bc2724c8cae6d31f1d985af0daab85c"}}</script>
<script src="/sites/default/files/js/js_WgzMsgqb-MiW-Z2aLffGQHepZwX2hWrEHSrb46WqZrk.js?scope=header&amp;delta=0&amp;language=en&amp;theme=nei&amp;include=eJxdjEEOgCAMBD-E9kmkYrOpqdQAMerr5eBBvUx29jCp8HUKQOkZAe4wiY1B6Pj7yAsf33MNmZvuEq0nojnPmkFvCVmUYD6xDTUV3Vq9ATUbLxk"></script>
<script src="https://script.crazyegg.com/pages/scripts/0117/6571.js" async></script>
<script src="/modules/contrib/google_tag/js/gtag.js?sraguf"></script>
<script src="/modules/contrib/google_tag/js/gtm.js?sraguf"></script>
</head>
<body class="t-lab_page t-node__225 path-research-research-labs-and-branches-ophthalmic-molecular-genetics-section">
<a href="#main-content" class="u-skip-link">
Skip to content
</a>
<noscript><iframe src="https://www.googletagmanager.com/ns.html?id=GTM-TLVNS7W"
height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
<div class="dialog-off-canvas-main-canvas" data-off-canvas-main-canvas>
<div id="u-page-outer" class="u-outer">
<div class="views-element-container site-notice-block" id="block-views-block-site-notices-block-1">
<div>
<div class="js-view-dom-id-bca3892fe522a94248c74087cbf8646ffbc018befc8d0e64978ba8c06dc01631 site-notices">
</div>
</div>
</div>
<img src="/themes/custom/nei/images/NEI-logo-tagline.svg" alt="" width="200" height="48" class="u-print-only">
<div class="r-global-header">
<div id="r-header-outer" class="r-header">
<div class="r-header-inner">
<div id="block-nei-branding" class="o-block--logo" role="banner">
<div class="o-logo">
<a href="/" class="o-logo__link" title="Home" rel="home"><span class="o-logo__text">National Eye Institute</span> <span class="o-logo__tagline">Research Today&hellip; Vision Tomorrow</span></a>
</div>
</div>
<div id="block-neimenubutton-2">
<div class="o-menu-toggle"><button class="o-menu-toggle__btn" id="menu-toggle__btn" aria-controls="block-mainnavigation" aria-expanded="true">Menu</button></div>
</div>
<div class="language-switcher-language-url has-no-translation" id="block-languageswitcher" role="navigation" aria-label="Language switcher">
<ul class="links">
<li class="is-active">
<a href="/research/research-labs-and-branches/ophthalmic-molecular-genetics-section" class="language-link is-active" lang="en" data-drupal-link-system-path="node/225" aria-current="page">English</a>
</li>
<li>
<a href="/espanol/node/225" class="language-link is-active" lang="es" data-drupal-link-system-path="node/225" aria-current="page"> Español</a>
</li>
</ul>
</div>
<div class="search-global c-search--global" data-drupal-selector="search-global" id="block-globalsearchform" role="search">
<form action="/research/research-labs-and-branches/ophthalmic-molecular-genetics-section" method="post" id="search-global" accept-charset="UTF-8">
<div class="c-form__inner">
<div class="js-form-item form-item js-form-type-textfield form-item-global-terms js-form-item-global-terms">
<label for="edit-global-terms">Search the site</label>
<input data-drupal-selector="edit-global-terms" type="text" id="edit-global-terms" name="global-terms" value="" size="30" maxlength="128" placeholder="Search the site" class="form-text" />
</div>
<input data-drupal-selector="form-gc7uueosmkvrvdetdmwtpd4goglmwgx-czqrxzlgt5q" type="hidden" name="form_build_id" value="form-GC7uueOsmkVrVdEtDmwTPD4gOgLmwGx_CZqRXZlGt5Q" />
<input data-drupal-selector="edit-search-global" type="hidden" name="form_id" value="search_global" />
<div data-drupal-selector="edit-global-actions" class="form-actions js-form-wrapper form-wrapper" id="edit-global-actions"><input data-drupal-selector="edit-global-submit" type="submit" id="edit-global-submit" name="op" value="Search" class="button js-form-submit form-submit" />
</div>
</div>
</form>
</div>
</div>
</div>
<div class="r-menu-primary">
<nav aria-label="Main navigation" id="block-mainnavigation" class="o-menu-main__outer">
<ul class="o-menu o-menu-main"> <li class="o-menu-main__item o-menu-main__item--expanded o-menu-main__item--no-js"> <a href="/learn-about-eye-health" class="o-menu-main__link" data-drupal-link-system-path="node/39">Learn About Eye Health</a>
<ul class="o-menu o-menu-main__submenu"> <li class="o-menu-main__item o-menu-main__item--collapsed"> <a href="/learn-about-eye-health/healthy-vision" class="o-menu-main__link" data-drupal-link-system-path="node/788">Healthy Vision</a>
</li>
<li class="o-menu-main__item o-menu-main__item--collapsed"> <a href="/learn-about-eye-health/eye-conditions-and-diseases" class="o-menu-main__link" data-drupal-link-system-path="learn-about-eye-health/eye-conditions-and-diseases">Eye Conditions and Diseases</a>
</li>
<li class="o-menu-main__item o-menu-main__item--collapsed"> <a href="/learn-about-eye-health/eye-health-data-and-statistics" class="o-menu-main__link" data-drupal-link-system-path="node/825">Eye Health Data and Statistics</a>
</li>
<li class="o-menu-main__item o-menu-main__item--collapsed"> <a href="/learn-about-eye-health/campaigns" class="o-menu-main__link" data-drupal-link-system-path="node/3859">Campaigns</a>
</li>
<li class="o-menu-main__item"> <a href="/learn-about-eye-health/vision-rehabilitation" class="o-menu-main__link" data-drupal-link-system-path="node/3865">Vision Rehabilitation</a>
</li>
<li class="o-menu-main__item"> <a href="/learn-about-eye-health/nei-for-kids" class="o-menu-main__link" data-drupal-link-system-path="node/162">NEI for Kids</a>
</li>
<li class="o-menu-main__item o-menu-main__item--collapsed"> <a href="/learn-about-eye-health/outreach-resources" class="o-menu-main__link" data-drupal-link-system-path="node/125">Outreach Resources</a>
</li>
</ul>
</li>
<li class="o-menu-main__item o-menu-main__item--expanded o-menu-main__item--no-js"> <a href="/grants-and-training" class="o-menu-main__link" data-drupal-link-system-path="node/143">Grants and Training</a>
<ul class="o-menu-main__submenu o-menu"> <li class="o-menu-main__item"> <a href="/grants-and-training/how-apply" class="o-menu-main__link" data-drupal-link-system-path="node/145">How to Apply</a>
</li>
<li class="o-menu-main__item o-menu-main__item--collapsed"> <a href="/grants-and-training/funding-opportunities" class="o-menu-main__link" data-drupal-link-system-path="node/144">Funding Opportunities</a>
</li>
<li class="o-menu-main__item o-menu-main__item--collapsed"> <a href="/grants-and-training/training-nei" class="o-menu-main__link" data-drupal-link-system-path="node/146">Training at NEI</a>
</li>
<li class="o-menu-main__item o-menu-main__item--collapsed"> <a href="/grants-and-training/funding-training-and-career-development" class="o-menu-main__link" data-drupal-link-system-path="node/152">Funding for Training and Career Development</a>
</li>
<li class="o-menu-main__item o-menu-main__item--collapsed"> <a href="/grants-and-training/policies-and-procedures" class="o-menu-main__link" data-drupal-link-system-path="node/149">Policies and Procedures</a>
</li>
<li class="o-menu-main__item"> <a href="/grants-and-training/Prior-Approval-Requests" class="o-menu-main__link" data-drupal-link-system-path="node/3918">Prior Approval Requests</a>
</li>
<li class="o-menu-main__item o-menu-main__item--collapsed"> <a href="/grants-and-training/resources-researchers" class="o-menu-main__link" data-drupal-link-system-path="node/150">Resources for Researchers</a>
</li>
<li class="o-menu-main__item o-menu-main__item--collapsed"> <a href="/grants-and-training/contact-grants-and-funding-staff" class="o-menu-main__link" data-drupal-link-system-path="node/151">Contact Grants and Funding Staff</a>
</li>
</ul>
</li>
<li class="o-menu-main__item o-menu-main__item--expanded o-menu-main__item--no-js"> <a href="/research" class="o-menu-main__link" data-drupal-link-system-path="node/41">Research at NEI</a>
<ul class="o-menu-main__submenu o-menu"> <li class="o-menu-main__item"> <a href="/about/news-and-events/news" title="Research News" class="o-menu-main__link" data-drupal-link-system-path="about/news-and-events/news">Research News</a>
</li>
<li class="o-menu-main__item o-menu-main__item--collapsed"> <a href="/research/clinical-trials" class="o-menu-main__link" data-drupal-link-system-path="node/132">Clinical Trials</a>
</li>
<li class="o-menu-main__item o-menu-main__item--collapsed"> <a href="/research/research-labs-and-branches" class="o-menu-main__link" data-drupal-link-system-path="node/270">Research Labs and Branches</a>
</li>
<li class="o-menu-main__item"> <a href="/research/jobs-and-training-opportunities-nei" class="o-menu-main__link" data-drupal-link-system-path="node/564">Jobs and Training Opportunities at NEI</a>
</li>
<li class="o-menu-main__item"> <a href="/research/seminars" class="o-menu-main__link" data-drupal-link-system-path="node/4048">NEI Research Seminars</a>
</li>
</ul>
</li>
<li class="o-menu-main__item o-menu-main__item--expanded o-menu-main__item--no-js"> <a href="/about" class="o-menu-main__link" data-drupal-link-system-path="node/275">About NEI</a>
<ul class="o-menu-main__submenu o-menu"> <li class="o-menu-main__item"> <a href="/about/strategic-planning" class="o-menu-main__link" data-drupal-link-system-path="node/2857">Strategic Planning</a>
</li>
<li class="o-menu-main__item o-menu-main__item--collapsed"> <a href="/about/news-and-events" class="o-menu-main__link" data-drupal-link-system-path="node/131">News and Events</a>
</li>
<li class="o-menu-main__item o-menu-main__item--collapsed"> <a href="/about/goals-and-accomplishments" class="o-menu-main__link" data-drupal-link-system-path="node/281">Goals and Accomplishments</a>
</li>
<li class="o-menu-main__item o-menu-main__item--collapsed"> <a href="/about/nei-history" class="o-menu-main__link" data-drupal-link-system-path="node/282">NEI History</a>
</li>
<li class="o-menu-main__item o-menu-main__item--collapsed"> <a href="/about/nei-leadership" class="o-menu-main__link" data-drupal-link-system-path="node/415">NEI Leadership</a>
</li>
<li class="o-menu-main__item o-menu-main__item--collapsed"> <a href="/about/budget-and-congress" class="o-menu-main__link" data-drupal-link-system-path="node/395">Budget and Congress</a>
</li>
<li class="o-menu-main__item o-menu-main__item--collapsed"> <a href="/about/advisory-committees" class="o-menu-main__link" data-drupal-link-system-path="node/285">Advisory Committees</a>
</li>
<li class="o-menu-main__item"> <a href="/learn-about-eye-health/outreach-resources/national-eye-health-education-program" title="National Eye Health Education Program" class="o-menu-main__link" data-drupal-link-system-path="node/265">National Eye Health Education Program</a>
</li>
<li class="o-menu-main__item"> <a href="/about/donate-nei" class="o-menu-main__link" data-drupal-link-system-path="node/286">Donate to NEI</a>
</li>
</ul>
</li>
</ul>
</nav>
</div>
</div>
<div class="o-overlay" aria-hidden="true"></div>
<div class="r-breadcrumb">
<div id="block-nei-breadcrumbs">
<nav aria-label="Breadcrumb">
<ol class="c-breadcrumb">
<li>
<a href="/">Home</a>
</li>
<li>
<a href="/research">Research at NEI</a>
</li>
<li>
<a href="/research/research-labs-and-branches">Research Labs and Branches</a>
</li>
<li>
Ophthalmic Molecular Genetics Section
</li>
</ol>
</nav>
</div>
</div>
<div class="r-page-header">
<div class="o-page-header">
<div id="block-nei-page-title">
<h1>
<span>Ophthalmic Molecular Genetics Section</span>
</h1>
</div>
</div>
</div>
<div class="r-highlighted">
<div data-drupal-messages-fallback class="hidden"></div>
</div>
<div class="r-help">
</div>
<main id="main-content" class="r-main">
<div class="r-pre-content">
</div>
<div class="r-splitter">
<div class="r-content">
<div id="block-nei-content">
<article data-history-node-id="225">
<div>
<div class="r-content">
<div class="c-section">
<h2>Current research</h2>
<div>
<div><div class="c-text">
<p>This section utilizes a number of different approaches to study inherited visual diseases affecting all parts of the eye.</p><p>In one approach to understanding inherited visual diseases we use positional cloning to identify genes important in human inherited diseases. Diseases currently undergoing linkage analysis, gene isolation, or characterization of mutations include retinitis pigmentosa, inherited cataracts, Bietti crystalline dystrophy, and several corneal dystrophies.</p><p>In a second approach, we attempt to establish associations between sequence changes in and around candidate genes and specific visual phenotypes. We have applied this type of study primarily to prevalent diseases with a complex inheritance pattern, including age related cataracts, myopia, and glaucoma.</p><p>Once a candidate gene has been identified and confirmed, the biochemical and pathophysiological implications of identified mutations are explored both <em>in vitro</em> through recombinant expression and functional characterization of wild type and mutant proteins and <em>in vivo</em> through transgenic expression or knock out of pathological proteins both in cultured cells and model organisms such as the mouse and zebrafish. One group of proteins we have investigated in detail are the lens crystallins, which make up more than 90 percent of the soluble protein of lens and are heavily modified in most cataracts. The effects that specific modifications produce on crystallin structure and other functions such as stability, resistance to damage by ultraviolet light, and formation of macromolecular aggregates are being studied. Examples of other molecules under study include genes implicated in retinal disease, such as <em>CYP4V2</em>, <em>ZNF513</em>, and <em>KCNJ13</em>.</p>
</div>
</div>
</div>
</div>
<div class="c-section">
<h2>Selected publications</h2>
<div>
<div><div class="c-text">
<p>Li, L., Chen, Y., Jiao, X., Jin, C., Jiang, D., Tanwar, M., Ma, Z., Huang, L., Ma, X., Sun, W., Chen, J., Ma, Y., M'Hamdi, O., Govindarajan, G., Cabrera, P.E., Li, J., Gupta, N., Naeem, M.A., Khan, S.N., Riazuddin, S., Akram, J., Ayyagari, R., Sieving, P.A., Riazuddin, S.A., Hejtmancik, J.F. Homozygosity <a href="https://pubmed.ncbi.nlm.nih.gov/28418496/">Mapping and Genetic Analysis of Autosomal Recessive Retinal Dystrophies in 144 Consanguineous Pakistani Families.</a> Invest Ophthalmol Vis Sci 2017;58:2218-2238.</p><p>Jiao, X., Li, A., Jin, Z.B., Wang, X., Iannaccone, A., Traboulsi, E.I., Gorin, M.B., Simonelli, F., Hejtmancik, J.F. <a href="https://pubmed.ncbi.nlm.nih.gov/28051075/">Identification and population history of CYP4V2 mutations in patients with Bietti crystalline corneoretinal dystrophy.</a> Eur J Hum Genet 2017.</p><p>Chen, J., Wang, Q., Cabrera, P.E., Zhong, Z., Sun, W., Jiao, X., Chen, Y., Govindarajan, G., Naeem, M.A., Khan, S.N., Ali, M.H., Assir, M.Z., Rahman, F.U., Qazi, Z.A., Riazuddin, S., Akram, J., Riazuddin, S.A., Hejtmancik, J.F. <a href="https://pubmed.ncbi.nlm.nih.gov/28418495/">Molecular Genetic Analysis of Pakistani Families With Autosomal Recessive Congenital Cataracts by Homozygosity Screening.</a> Invest Ophthalmol Vis Sci 2017;58:2207-2217.</p><p>Khan, S.Y., Vasanth, S., Kabir, F., Gottsch, J.D., Khan, A.O., Chaerkady, R., Lee, M.C., Leitch, C.C., Ma, Z., Laux, J., Villasmil, R., Khan, S.N., Riazuddin, S., Akram, J., Cole, R.N., Talbot, C.C., Pourmand, N., Zaghloul, N.A., Hejtmancik, J.F., Riazuddin, S.A. <a href="https://pubmed.ncbi.nlm.nih.gov/27218149/">FOXE3 contributes to Peters anomaly through transcriptional regulation of an autophagy-associated protein termed DNAJB1.</a> Nature communications 2016;7:10953.</p><p>Ma, X., Jiao, X., Ma, Z., Hejtmancik, J.F. <a href="https://pubmed.ncbi.nlm.nih.gov/26984531/">Polymorphism rs7278468 is associated with Age-related cataract through decreasing transcriptional activity of the CRYAA promoter.</a> Scientific reports 2016;6:23206.</p><p>Ma, Z., Yao, W., Chan, C.C., Kannabiran, C., Wawrousek, E., Hejtmancik, J.F. <a href="https://pubmed.ncbi.nlm.nih.gov/26851658/">Human betaA3/A1-crystallin splicing mutation causes cataracts by activating the unfolded protein response and inducing apoptosis in differentiating lens fiber cells.</a> Biochim Biophys Acta 2016;1862:1214-1227.</p><p>Chen, J., Ma, Z., Jiao, X., Fariss, R., Kantorow, W.L., Kantorow, M., Pras, E., Frydman, M., Riazuddin, S., Riazuddin, S.A., Hejtmancik, J.F. <a href="https://pubmed.ncbi.nlm.nih.gov/21636066/">Mutations in FYCO1 Cause Autosomal-Recessive Congenital Cataracts.</a> Am J Hum Genet 2011;88:827-838.</p><p>Riazuddin, S.A., Shahzadi, A., Zeitz, C., Ahmed, Z.M., Ayyagari, R., Chavali, V.R., Ponferrada, V.G., Audo, I., Michiels, C., Lancelot, M.E., Nasir, I.A., Zafar, A.U., Khan, S.N., Husnain, T., Jiao, X., Macdonald, I.M., Riazuddin, S., Sieving, P.A., Katsanis, N., Hejtmancik, J.F. <a href="https://pubmed.ncbi.nlm.nih.gov/20850105/">A mutation in SLC24A1 implicated in autosomal-recessive congenital stationary night blindness.</a> Am J Hum Genet 2010;87:523-531.</p><p>Li, L., Nakaya, N., Chavali, V.R., Ma, Z., Jiao, X., Sieving, P.A., Riazuddin, S., Tomarev, S.I., Ayyagari, R., Riazuddin, S.A., Hejtmancik, J.F. <a href="https://pubmed.ncbi.nlm.nih.gov/20797688/">A mutation in ZNF513, a putative regulator of photoreceptor development, causes autosomal-recessive retinitis pigmentosa.</a> Am J Hum Genet 2010;87:400-409.</p><p>Ma, Z., Piszczek, G., Wingfield, P.T., Sergeev, Y.V., Hejtmancik, J.F. The G18V <a href="https://pubmed.ncbi.nlm.nih.gov/19558189/">CRYGS Mutation Associated with Human Cataracts Increases γS-Crystallin Sensitivity to Thermal and Chemical Stress.</a> Biochemistry 2009;48:7334-7341.</p><p>Jiao, X., Yang, Z., Yang, X., Chen, Y., Tong, Z., Zhao, C., Zeng, J., Chen, H., Gibbs, D., Sun, X., Li, B., Wakins, W.S., Meyer, C., Wang, X., Kasuga, D., Bedell, M., Pearson, E., Weinreb, R.N., Leske, M.C., Hennis, A., Dewan, A., Nemesure, B., Jorde, L.B., Hoh, J., Hejtmancik, J.F., Zhang, K. <a href="https://pubmed.ncbi.nlm.nih.gov/19805132/">Common variants on chromosome 2 and risk of primary open-angle glaucoma in the Afro-Caribbean population of Barbados.</a> Proc Natl Acad Sci USA 2009;106:17105-17110.</p>
</div>
</div>
</div>
</div>
</div>
</div>
<div class="c-group__staff-list c-section" id="key-staff">
<h2>Ophthalmic Molecular Genetics Section key staff</h2>
<div class="views-element-container">
<div class="js-view-dom-id-ce2d060d3a909df209244bdf592d61d65c2887c76e75ef71ab653119b24f114d lab-staff">
<table class="cols-4">
<caption>
Key staff table
</caption>
<thead>
<tr>
<th id="view-title-table-column" class="views-field views-field-title" scope="col">Name</th>
<th id="view-field-lab-staff-title-table-column" class="views-field views-field-field-lab-staff-title" scope="col">Title</th>
<th id="view-field-email-table-column" class="views-field views-field-field-email" scope="col">Email</th>
<th id="view-field-phone-table-column" class="views-field views-field-field-phone" scope="col">Phone</th>
</tr>
</thead>
<tbody>
<tr>
<td headers="view-title-table-column" class="views-field views-field-title"><a href="/research/research-labs-and-branches/we-are-nei-intramural/rongfang-chen" hreflang="en">Rongfang Chen</a> </td>
<td headers="view-field-lab-staff-title-table-column" class="views-field views-field-field-lab-staff-title">Visiting Fellow </td>
<td headers="view-field-email-table-column" class="views-field views-field-field-email"><a href="mailto:rongfang.chen@nih.gov">rongfang.chen@nih.gov</a> </td>
<td headers="view-field-phone-table-column" class="views-field views-field-field-phone"> </td>
</tr>
<tr>
<td headers="view-title-table-column" class="views-field views-field-title"><a href="/research/research-labs-and-branches/we-are-nei-intramural/rebecca-clark" hreflang="en">Rebecca Clark</a> </td>
<td headers="view-field-lab-staff-title-table-column" class="views-field views-field-field-lab-staff-title">Postbaccalaureate Fellow </td>
<td headers="view-field-email-table-column" class="views-field views-field-field-email"><a href="mailto:rebecca.clark2@nih.gov">rebecca.clark2@nih.gov</a> </td>
<td headers="view-field-phone-table-column" class="views-field views-field-field-phone">301-496-3577 </td>
</tr>
<tr>
<td headers="view-title-table-column" class="views-field views-field-title"><a href="/research/research-labs-and-branches/we-are-nei-intramural/j-hejtmancik" hreflang="en">J. Fielding Hejtmancik, M.D., Ph.D.</a> </td>
<td headers="view-field-lab-staff-title-table-column" class="views-field views-field-field-lab-staff-title">Senior Investigator </td>
<td headers="view-field-email-table-column" class="views-field views-field-field-email"><a href="mailto:hejtmancikj@nei.nih.gov">hejtmancikj@nei.nih.gov</a> </td>
<td headers="view-field-phone-table-column" class="views-field views-field-field-phone">301-496-8300 </td>
</tr>
<tr>
<td headers="view-title-table-column" class="views-field views-field-title"><a href="/research/research-labs-and-branches/we-are-nei-intramural/huan-hu" hreflang="en">Huan Hu</a> </td>
<td headers="view-field-lab-staff-title-table-column" class="views-field views-field-field-lab-staff-title">Visiting Fellow </td>
<td headers="view-field-email-table-column" class="views-field views-field-field-email"><a href="mailto:huan.hu@nih.gov">huan.hu@nih.gov</a> </td>
<td headers="view-field-phone-table-column" class="views-field views-field-field-phone">301-496-6999 </td>
</tr>
<tr>
<td headers="view-title-table-column" class="views-field views-field-title"><a href="/research/research-labs-and-branches/we-are-nei-intramural/xiaodong-jiao" hreflang="en">Xiaodong Jiao, M.D.</a> </td>
<td headers="view-field-lab-staff-title-table-column" class="views-field views-field-field-lab-staff-title">Biologist </td>
<td headers="view-field-email-table-column" class="views-field views-field-field-email"><a href="mailto:xj3w@nih.gov">xj3w@nih.gov</a> </td>
<td headers="view-field-phone-table-column" class="views-field views-field-field-phone">301-435-2586 </td>
</tr>
<tr>
<td headers="view-title-table-column" class="views-field views-field-title"><a href="/research/research-labs-and-branches/we-are-nei-intramural/zhiwei-ma" hreflang="en">Zhiwei Ma, M.D., Ph.D.</a> </td>
<td headers="view-field-lab-staff-title-table-column" class="views-field views-field-field-lab-staff-title">Staff Scientist </td>
<td headers="view-field-email-table-column" class="views-field views-field-field-email"><a href="mailto:zhiwei.ma@nih.gov">zhiwei.ma@nih.gov</a> </td>
<td headers="view-field-phone-table-column" class="views-field views-field-field-phone">301-594-7345 </td>
</tr>
<tr>
<td headers="view-title-table-column" class="views-field views-field-title"><a href="/research/research-labs-and-branches/we-are-nei-intramural/yan-ma" hreflang="en">Yan Ma</a> </td>
<td headers="view-field-lab-staff-title-table-column" class="views-field views-field-field-lab-staff-title">Research Associate </td>
<td headers="view-field-email-table-column" class="views-field views-field-field-email"><a href="mailto:yan.ma@nih.gov">yan.ma@nih.gov</a> </td>
<td headers="view-field-phone-table-column" class="views-field views-field-field-phone">301-435-2585 </td>
</tr>
<tr>
<td headers="view-title-table-column" class="views-field views-field-title"><a href="/research/research-labs-and-branches/we-are-nei-intramural/hang-qi" hreflang="en">Hang Qi</a> </td>
<td headers="view-field-lab-staff-title-table-column" class="views-field views-field-field-lab-staff-title">Visiting Fellow </td>
<td headers="view-field-email-table-column" class="views-field views-field-field-email"><a href="mailto:hang.qi@nih.gov">hang.qi@nih.gov</a> </td>
<td headers="view-field-phone-table-column" class="views-field views-field-field-phone">301-435-1270 </td>
</tr>
<tr>
<td headers="view-title-table-column" class="views-field views-field-title"><a href="/research/research-labs-and-branches/we-are-nei-intramural/mohd-shah" hreflang="en">Mohd Hussain Shah, Ph.D.</a> </td>
<td headers="view-field-lab-staff-title-table-column" class="views-field views-field-field-lab-staff-title">Visiting Fellow </td>
<td headers="view-field-email-table-column" class="views-field views-field-field-email"><a href="mailto:mohd.shah@nih.gov">mohd.shah@nih.gov</a> </td>
<td headers="view-field-phone-table-column" class="views-field views-field-field-phone"> </td>
</tr>
<tr>
<td headers="view-title-table-column" class="views-field views-field-title"><a href="/research/research-labs-and-branches/we-are-nei-intramural/gaohui-zhou" hreflang="en">Gaohui Zhou</a> </td>
<td headers="view-field-lab-staff-title-table-column" class="views-field views-field-field-lab-staff-title">Visiting Fellow </td>
<td headers="view-field-email-table-column" class="views-field views-field-field-email"><a href="mailto:gaohui.zhou@nih.gov">gaohui.zhou@nih.gov</a> </td>
<td headers="view-field-phone-table-column" class="views-field views-field-field-phone"> </td>
</tr>
</tbody>
</table>
</div>
</div>
</div>
<div class="c-group__staff-list c-section" id="alumni-staff">
<div class="views-element-container">
<div class="js-view-dom-id-8349cae67f2e5bea585f0fce77e5473583ebe19d70c41e5fe74c940b883e557e lab-alumni">
</div>
</div>
</div>
</article>
</div>
<div class="views-element-container" id="block-views-block-news-page-block-5">
<div>
<div class="c-filter js-view-dom-id-4a978333ce858b9f08b22f1f192bef906d1138b72bc31bc237a1f3a7dbc3aafc news-page news-page--block_5">
<div class="news-header">
<h2 class="c-filter__heading">News from this lab</h2>
</div>
<div class="c-sidebar-widget__list-item views-row">
<div class="c-teaser">
<div class="c-teaser__image">
<img loading="lazy" src="/sites/default/files/styles/thumbnail/public/2019-08/group_all%20copy.jpg?itok=4gRAXdS6" width="200" height="200" alt="7 men look at the camera in a group portrait" />
</div>
<div class="c-teaser__content">
<h3 class="c-teaser__header">
<a class="c-teaser__link" href="/about/news-and-events/news/nei-researchers-awarded-grants-knights-templar-eye-foundation">
NEI Researchers Awarded Grants by the Knights Templar Eye Foundation
</a>
</h3>
<p class="c-teaser__date">
<time datetime="2019-07-11T18:19:35-04:00">July 11, 2019</time>
</p>
<div class="c-teaser__summary">
The Knights Templar Eye Foundation has awarded two NEI scientists grants to research inherited retinal degenerations, diseases that can cause blindness in early childhood.
</div>
</div>
</div>
</div>
<div class="c-sidebar-widget__list-item views-row">
<div class="c-teaser">
<div class="c-teaser__image">
<img loading="lazy" src="/sites/default/files/styles/thumbnail/public/2019-06/Brunescent%20Nuclear%20Cataract_NEI%20NASA%20DLS.jpeg?itok=hPg-S2rL" width="200" height="200" alt="Brunescent nuclear cataract" />
</div>
<div class="c-teaser__content">
<h3 class="c-teaser__header">
<a class="c-teaser__link" href="/about/news-and-events/news/nei-charts-clearer-future-cataract-prevention-and-treatment">
NEI charts a clearer future for cataract prevention and treatment
</a>
</h3>
<p class="c-teaser__date">
<time datetime="2017-06-29T00:00:00-04:00">June 29, 2017</time>
</p>
<div class="c-teaser__summary">
Research funded by the National Eye Institute aims to reverse progression of cataracts—the most common cause of blindness worldwide—or to prevent them from forming altogether.
</div>
</div>
</div>
</div>
<div class="c-sidebar-widget__list-item views-row">
<div class="c-teaser">
<div class="c-teaser__image">
<img loading="lazy" src="/sites/default/files/styles/thumbnail/public/news/leaders_UP_PNIH.jpg?itok=bR4iQYlw" width="200" height="200" alt="Leaders from the University of Philippines (UP) and Philippine NIH (PNIH) met with NEI staff in May 2015. From L to R: Dr. Fielding Hejtmancik; Dr. Marie Carmela M. Lapitan, director of research management and translation, PNIH; Dr. Arlene Samaniego, vice chancellor, UP; Dr. Eva Maria Cutiongco-de la Paz, vice chancellor for research and executive director, PNIH; Dr. Belinda Seto; Dr. Carmencita Padilla; Dr. Paul A. Sieving; Dr. Gyan Prakash, Dr. Patricia Cabrera; and Dr. Manuel Datiles." />
</div>
<div class="c-teaser__content">
<h3 class="c-teaser__header">
<a class="c-teaser__link" href="/about/news-and-events/news/dr-patricia-cabrera-learning-genetics-and-linking-nei-philippines">
Dr. Patricia Cabrera: Learning Genetics and Linking NEI to the Philippines
</a>
</h3>
<p class="c-teaser__date">
<time datetime="2015-05-22T00:00:00-04:00">May 22, 2015</time>
</p>
<div class="c-teaser__summary">
A delegation from the University of the Philippines (UP) and the Philippine National Institutes of Health recently visited NEI on May 21, 2015. It was an opportunity to renew old collaborations and discuss new ones...
</div>
</div>
</div>
</div>
<div class="news-footer">
<p class="u-text-center"><a class="c-btn" href="/about/news-and-events/news">See all NEI and Grantee news</a></p>
</div>
</div>
</div>
</div>
<div id="block-researchatnei" class="c-callout c-callout--wide c-callout--rounded">
<figure class="c-callout__image">
<img src="/sites/default/files/styles/400px_square_crop/public/2019-04/shutterstock_605501567_333.jpg?itok=yofmpBZG" alt="">
</figure>
<div class="c-callout__content">
<h2 class="c-callout__heading">Research at NEI</h2>
<ul><li><a href="/research/research-labs-and-branches">Research Labs and Branches</a></li><li><a href="/research/research-labs-and-branches/we-are-nei-intramural">Principal Investigators</a></li><li><a href="/grants-and-training/training-nei">Training at NEI</a></li><li><a href="/about/news-and-events/news">Research News</a></li></ul>
</div>
</div>
<p class="views-element-container c-last-updated" id="block-views-block-nei-last-updated-block-1"><strong>Last updated:</strong> December 18, 2024</p>
</div>
<aside class="r-sidebar" role="complementary">
<div class="c-sidebar-widget">
<div class="c-chief">
<div class="c-chief__upper">
<div class="views-element-container">
<div class="o-table--sortable js-view-dom-id-f3d1511e88f38599e153dca27190a40615b7af49d07f26e01e88ae0b37f05bec lab-staff">
<div class="views-row">
<div class="views-field views-field-field-lab-staff-headshot"><div class="field-content c-chief__image">
<img loading="lazy" src="/sites/default/files/styles/thumbnail/public/2019-06/Fielding%20Hejtmancik2012.jpg?itok=oNiTesWQ" width="200" height="200" alt="Dr. J. Fielding Hejtmancik" />
</div></div><div class="views-field views-field-view-node"><span class="field-content c-chief__bio"><p class="c-chief__title"><a href="/research/research-labs-and-branches/we-are-nei-intramural/j-hejtmancik" hreflang="en">J. Fielding Hejtmancik, M.D., Ph.D.</a></p>
<p></p>
<p class="c-chief__department-title">Senior Investigator</p>
<p class="c-chief__department-title"></p>
<p class="c-chief__email"><a href="mailto:hejtmancikj@nei.nih.gov">Email</a> </p>
<a href="/research/research-labs-and-branches/we-are-nei-intramural/j-hejtmancik" class="c-link__link">View bio</a></span></div></div>
</div>
</div>
</div>
</div>
<div class="c-sidebar-widget__contact-information">
<div class="c-sidebar-widget__header">
<h2 class="c-sidebar-widget__title">Contact <span>Information</span></h2>
</div>
<div class="views-element-container">
<div class="js-view-dom-id-dbef59b70d470e58f2c6fc4808d93a082bbf3b032db1696e6140b0de75b7d4fe sidebar-address-labs">
<div>
<div class="c-sidebar-widget__contact-name">
<span>Ophthalmic Molecular Genetics Section</span>
</div>
<div class="c-sidebar-widget__contact-address">
5625 Fishers Lane<br>
Building 5625FL, Room 1N-02E
<br>
Rockville,
Maryland
20892-9402
</div>
<div class="c-sidebar-widget__contact-phone-fax">
<div>
<div><span>Phone:</span> 301-496-8300</div>
</div>
</div>
</div>
</div>
</div>
<div class="c-sidebar-widget__contact-additional-info">
<a href="#key-staff" class="c-link__link">See additional lab contact information</a>
</div>
</div>
</div>
</aside>
</div>
</main>
<div class="r-footer">
<footer class="o-footer" role="contentinfo">
<div id="block-footer-2">
<div class="o-footer__row">
<div class="o-footer__group o-footer__group--logo"><a class="o-logo__link" href="/" rel="home" title="Home"><span class="o-logo__text">National Eye Institute</span></a>
<ul class="o-menu-social">
<li class="o-menu-social__item"><a class="o-menu-social__link o-menu-social__link--facebook outlink-ignore" href="https://www.facebook.com/NationalEyeInstitute">Facebook</a></li>
<li class="o-menu-social__item"><a class="o-menu-social__link o-menu-social__link--twitter outlink-ignore" href="https://twitter.com/NatEyeInstitute">Twitter</a></li>
<li class="o-menu-social__item"><a class="o-menu-social__link o-menu-social__link--linkedin outlink-ignore" href="https://www.linkedin.com/company/national-eye-institute-nei">LinkedIn</a></li>
<li class="o-menu-social__item"><a class="o-menu-social__link o-menu-social__link--youtube outlink-ignore" href="https://www.youtube.com/user/neinih">YouTube</a></li>
</ul>
<p>&nbsp;</p>
</div>
<div class="o-footer__group o-footer__group--contact">
<h2 class="o-footer__title">Contact NEI</h2>
<ul class="o-menu-footer">
<li class="o-menu-footer__item"><a class="o-menu-footer__link" href="/contact-us/">Contact Us</a></li>
<li class="o-menu-footer__item"><a class="o-menu-footer__link" href="https://www.nih.gov/about-nih/visitor-information">Visit NIH</a></li>
<li class="o-menu-footer__item"><a class="o-menu-footer__link" href="https://list.nih.gov/cgi-bin/wa.exe?SUBED1=insidenei&amp;A=1">Get Email Updates from NEI</a></li>
</ul>
</div>
<div class="o-footer__group o-footer__group--policies">
<h2 class="o-footer__title">Policies</h2>
<ul class="o-menu-footer">
<li class="o-menu-footer__item"><a class="o-menu-footer__link" href="/accessibility-information">Accessibility</a></li>
<li class="o-menu-footer__item"><a class="o-menu-footer__link" href="https://www.nih.gov/nondiscrimination-notice-language-assistance-services">Information in Other Languages</a></li>
<li class="o-menu-footer__item"><a class="o-menu-footer__link" href="/nei-website-privacy-policy">Privacy</a></li>
<li class="o-menu-footer__item"><a class="o-menu-footer__link" href="/freedom-information-act">Freedom of Information Act (FOIA)</a></li>
<li class="o-menu-footer__item"><a class="o-menu-footer__link" href="/disclaimers">Disclaimers</a></li>
<li class="o-menu-footer__item"><a class="o-menu-footer__link" href="/web-policies ">Web Policies</a></li>
<li class="o-menu-footer__item"><a class="o-menu-footer__link" href="https://www.hhs.gov/vulnerability-disclosure-policy/index.html ">Vulnerability Disclosure</a></li>
</ul>
</div>
<div class="o-footer__group o-footer__group--employees">
<h2 class="o-footer__title">For NEI Employees</h2>
<ul class="o-menu-footer">
<li class="o-menu-footer__item"><a class="o-menu-footer__link" href="https://intranet.nei.nih.gov">Intranet</a></li>
<li class="o-menu-footer__item"><a class="o-menu-footer__link" href="https://intranet.nei.nih.gov/hr/Pages/emergency.aspx">Emergency Information</a></li>
<li class="o-menu-footer__item"><a class="o-menu-footer__link" href="https://ned.nih.gov/search/search.aspx">NIH Staff Directory</a></li>
</ul>
</div>
</div>
<div class="o-footer__row">
<div class="o-footer__full o-footer__full--parent">
<ul class="o-menu-footer o-menu-footer--swing">
<li class="o-menu-footer__item"><a class="o-menu-footer__link" href="https://www.nih.gov/">NIH.gov</a></li>
<li class="o-menu-footer__item"><a class="o-menu-footer__link" href="https://hhs.gov/">HHS.gov</a></li>
<li class="o-menu-footer__item"><a class="o-menu-footer__link" href="https://usa.gov/">USA.gov</a></li>
</ul>
</div>
</div>
</div>
</footer>
</div>
</div>
</div>
<div class="c-lb-wrapper" id="lb-wrapper" aria-hidden="true">
<div class="c-lb-overlay" tabindex="-1"></div>
<div role="dialog" class="c-lb" id="lb">
<div class="c-lb-header">
<button class="c-lb-close-btn"><span class="c-lb-close-btn-text">Close</span><span class="c-lb-close-btn-text times" aria-hidden="true">&times;</span></button>
</div>
<figure class="c-lb-figure">
<figcaption class="c-lb-caption"></figcaption>
</figure>
</div>
</div>
<script src="/sites/default/files/js/js_agazM-qm5cOcplNZo9kNIWFtUrwt0V1xgAKtLyM44Us.js?scope=footer&amp;delta=0&amp;language=en&amp;theme=nei&amp;include=eJxdjEEOgCAMBD-E9kmkYrOpqdQAMerr5eBBvUx29jCp8HUKQOkZAe4wiY1B6Pj7yAsf33MNmZvuEq0nojnPmkFvCVmUYD6xDTUV3Vq9ATUbLxk"></script>
<script src="/themes/custom/nei/js/scripts.js?sraguf"></script>
</body>
</html>