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 ...

We have all had one, and we owe our lives to it. It’s the first organ to develop and it simultaneously serves as the lungs, kidneys, immune system, and digestive tract, to name a few, in a fetus while ...

"Our work addresses a critical challenge in maternal and fetal health by improving our ability to detect harmful compounds like PAHs and PACs in placenta samples," said Oara Neumann, a Rice ...

A research team showed that, contrary to current models, one early embryonic cell dominates lineages that will become the fetus. Shelby is an Assistant Editor for The Scientist. She earned her PhD ...