Human pluripotent stem cell fate trajectories toward lung and hepatocyte progenitors.
iScience 26:108205 (2023)
In this study, we interrogate molecular mechanisms underlying the specification of lung progenitors from human pluripotent stem cells (hPSCs). We employ single-cell RNA-sequencing with high temporal precision, alongside an optimized differentiation protocol, to elucidate the transcriptional hierarchy of lung specification to chart the associated single-cell trajectories. Our findings indicate that Sonic hedgehog, TGF-β, and Notch activation are essential within an ISL1/NKX2-1 trajectory, leading to the emergence of lung progenitors during the foregut endoderm phase. Additionally, the induction of HHEX delineates an alternate trajectory at the early definitive endoderm stage, preceding the lung pathway and giving rise to a significant hepatoblast population. Intriguingly, neither KDR+ nor mesendoderm progenitors manifest as intermediate stages in the lung and hepatic lineage development. Our multistep model offers insights into lung organogenesis and provides a foundation for in-depth study of early human lung development and modeling using hPSCs.
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Publikationstyp
Artikel: Journalartikel
Dokumenttyp
Wissenschaftlicher Artikel
Typ der Hochschulschrift
Herausgeber
Schlagwörter
Cell Biology ; Developmental Biology ; Molecular Biology; Efficient Derivation; Sonic Hedgehog; Homeobox Gene; In-vitro; Liver; Differentiation; Endoderm; Foxa2; Catenin; Pathway
Keywords plus
Sprache
englisch
Veröffentlichungsjahr
2023
Prepublished im Jahr
0
HGF-Berichtsjahr
2023
ISSN (print) / ISBN
2589-0042
e-ISSN
2589-0042
ISBN
Bandtitel
Konferenztitel
Konferzenzdatum
Konferenzort
Konferenzband
Quellenangaben
Band: 26,
Heft: 11,
Seiten: ,
Artikelnummer: 108205
Supplement: ,
Reihe
Verlag
Elsevier
Verlagsort
Amsterdam ; Bosten ; London ; New York ; Oxford ; Paris ; Philadelphia ; San Diego ; St. Louis
Tag d. mündl. Prüfung
0000-00-00
Betreuer
Gutachter
Prüfer
Topic
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Veröffentlichungsdatum
0000-00-00
Anmeldedatum
0000-00-00
Anmelder/Inhaber
weitere Inhaber
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Priorität
Begutachtungsstatus
Peer reviewed
POF Topic(s)
30204 - Cell Programming and Repair
80000 - German Center for Lung Research
30205 - Bioengineering and Digital Health
Forschungsfeld(er)
Stem Cell and Neuroscience
Lung Research
Enabling and Novel Technologies
PSP-Element(e)
G-500893-001
G-501800-810
G-503800-001
Förderungen
German Center for Lung Research (DZL)
Helmholtz Association
Copyright
Erfassungsdatum
2023-11-28