Reconstituting pancreas development from purified progenitor cells reveals genes essential for islet differentiation.

TitleReconstituting pancreas development from purified progenitor cells reveals genes essential for islet differentiation.
Publication TypeJournal Article
Year of Publication2013
AuthorsSugiyama T, Benitez CM, Ghodasara A, Liu L, McLean GW, Lee J, Blauwkamp TA, Nusse R, Wright CV, Gu G, Kim SK
JournalProceedings of the National Academy of Sciences of the United States of America
Volume110
Issue31
Pagination12691-6
Date Published2013 Jul 30
ISSN0027-8424
AbstractDevelopmental biology is challenged to reveal the function of numerous candidate genes implicated by recent genome-scale studies as regulators of organ development and diseases. Recapitulating organogenesis from purified progenitor cells that can be genetically manipulated would provide powerful opportunities to dissect such gene functions. Here we describe systems for reconstructing pancreas development, including islet β-cell and α-cell differentiation, from single fetal progenitor cells. A strict requirement for native genetic regulators of in vivo pancreas development, such as Ngn3, Arx, and Pax4, revealed the authenticity of differentiation programs in vitro. Efficient genetic screens permitted by this system revealed that Prdm16 is required for pancreatic islet development in vivo. Discovering the function of genes regulating pancreas development with our system should enrich strategies for regenerating islets for treating diabetes mellitus.
URLhttp://www.pnas.org/cgi/pmidlookup?view=long&pmid=23852729
DOI10.1073/pnas.1304507110
Short TitleProc Natl Acad Sci U S A