Hemochorial placentation is characterized by the development of trophoblast cells specialized to interact with the uterine vascular bed. We utilized trophoblast stem (TS) cell and mutant rat models to ...

DESPITE the voluminous literature on the placentation of the Artiodactyla, we can find no reference to that of Père David's deer. Recently, His Grace the Duke of Bedford generously made available to ...

This is a preview. Log in through your library . Abstract Newborn size in the viviparous snake Virginia striatula is determined by female size, egg size, and placental nourishment and is correlated ...