This study presents two valuable new mouse models that individually tag proteins from the SMAD family to identify distinct roles during early pregnancy. Convincing evidence is provided that SMAD1 and ...
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Structural and physiological changes in the female reproductive system underlie the origins of pregnancy in multiple vertebrate lineages. In mammals, the glandular portion of the lower reproductive ...
Edited by Mark Estelle, University of California San Diego, La Jolla, CA, and approved January 20, 2021 (received for review November 26, 2020) ...