Essays on Science and SocietyGenomics, Proteomics, and Systems Biology

Tracking development at the cellular level

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Science  20 Nov 2020:
Vol. 370, Issue 6519, pp. 924-925
DOI: 10.1126/science.abf1686

Summary

We each developed from a single cell—a fertilized egg—that divided and divided and eventually gave rise to the trillions of cells, of hundreds of types, that constitute the tissues and organs of our adult bodies. Advancing our understanding of the molecular programs underlying the emergence and differentiation of these diverse cell types is of fundamental interest and will affect almost every aspect of biology and medicine.

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