Posts Tagged ‘Metabolism

Type IV collagen is primarily localized to basement membranes. In the fetal membranes, type IV collagen is found in the basal lamina beneath the amniotic epithelial cells. It is also interspersed among trophoblast cells in the human chorion. Type IV collagen protomers are composed of three alpha chains joined in a triple helix. Six different […]

The fetus is encapsulated by membranes that contain the extraembryonic fluid and serve as a barrier to the extra-uterine world. These membranes are composed of cells and an extracellular matrix that imparts tensile strength. The fetal membranes usually break during the process of delivery. Premature rupture of the membranes exposes the fetus and the mother […]