962 lines
81 KiB
Text
962 lines
81 KiB
Text
<!DOCTYPE html>
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<html lang="en" dir="ltr" prefix="content: http://purl.org/rss/1.0/modules/content/ dc: http://purl.org/dc/terms/ foaf: http://xmlns.com/foaf/0.1/ og: http://ogp.me/ns# rdfs: http://www.w3.org/2000/01/rdf-schema# schema: http://schema.org/ sioc: http://rdfs.org/sioc/ns# sioct: http://rdfs.org/sioc/types# skos: http://www.w3.org/2004/02/skos/core# xsd: http://www.w3.org/2001/XMLSchema# ">
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<head>
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<h1 class="nist-page__title">Quantitative Bright-Field Microscopy Combined with Deep Neural Networks Predict Live Tissue Function</h1>
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<div class="nist-field__label">Published</div>
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<div class="nist-field__item"><time datetime="2020-02-29T12:00:00Z">February 29, 2020</time>
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<div class="nist-field__item"><span class="nist-author">Carl Simon Jr.</span>, <span class="nist-author">Nicholas J. Schaub</span>, <span class="nist-author">Petru S. Manescu</span>, <span class="nist-author">Sarala Padi</span>, <span class="nist-author">Mylene Simon</span>, <span class="nist-author">Peter Bajcsy</span>, <span class="nist-author">Nathan A. Hotaling</span>, <span class="nist-author">Joe Chalfoun</span>, Mohamed Ouladi, Qin Wan, Kapil Bharti, Ruchi Sharma</div>
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<h3>Abstract</h3>
|
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Progressive increases in the number of cell therapies in the preclinical and clinical phases has prompted the need for reliable and non-invasive assays to validate transplant function in clinical biomanufacturing. Here, we developed a robust characterization platform composed of quantitative bright- field absorbance microscopy (QBAM) and deep neural networks (DNNs) to non-invasively predict tissue function and cellular donor identity. The platform was validated using clinical-grade induced pluripotent stem cell derived retinal pigment epithelial cells (iRPE). QBAM images of iRPE were used to train DNNs that predicted iRPE monolayer transepithelial resistance (R2=0.97), predicted polarized VEGF secretion (R2=0.89), and matched iRPE monolayers to the iPSC donors (accuracy=85%). DNN predictions were supplemented with traditional machine learning algorithms that identified shape and texture features of single cells that were used to predict tissue function and iPSC donor identity. These results demonstrate non-invasive cell therapy characterization can be achieved with quantitative bright-field microscopy and machine learning.
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<div class="nist-field__item">Biomaterials</div>
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<h3 class="nist-field__label">Keywords</h3>
|
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<div class="nist-field__item">deep neural networks, induced pluripotent stem cells, retinal pigment epithelial cells, bright-field microscopy, machine learning, cell therapy</div>
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<article class="bibcite-reference">
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|
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Simon Jr., C.
|
||
, Schaub, N.
|
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, Manescu, P.
|
||
, Padi, S.
|
||
, Simon, M.
|
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, Bajcsy, P.
|
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, Hotaling, N.
|
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, Chalfoun, J.
|
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, Ouladi, M.
|
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, Wan, Q.
|
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, Bharti, K.
|
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and Sharma, R.
|
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|
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(2020),
|
||
Quantitative Bright-Field Microscopy Combined with Deep Neural Networks Predict Live Tissue Function, Biomaterials, [online], https://doi.org/10.1172/JCI131187
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(Accessed March 4, 2025)
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If you have any questions about this publication or are having problems accessing it, please contact <a href="mailto:reflib@nist.gov" class="usa-link">reflib@nist.gov</a>.
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<div class="text-italic font-sans-2xs">
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Created February 29, 2020, Updated January 24, 2023
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