The fetal membranes consist of the chorion, amnion, yolk sac, and allantois. The chorion has three layers: cytotrophoblastic, chorionic connective tissue, and basement membrane. The chorion lies ...

Previable premature rupture of membranes (PROM) is when the amniotic ... In a new study presented at the Society for Maternal-Fetal Medicine's (SMFM) annual meeting, The Pregnancy Meeting ...

Diagnostic imaging and genetic screens help clinicians catch congenital fetal diseases in utero, but models for studying organ development and disease progression are limited. Over the last decade, ...

Cell membranes protect and organize cells. All cells have an outer plasma membrane that regulates not only what enters the cell, but also how much of any given substance comes in. Unlike ...

The ductus arteriosus (DA), a fetal arterial shunt vessel between the proximal descending aorta and the pulmonary artery, closes shortly after birth. Initial functional closure as a result of the ...