During the first weeks of pregnancy, the developing placenta in a mother’s womb undergoes a dramatic change. Individual cells merge, forming a continuous barrier that will spend the next nine months ferrying oxygen and nutrients to the growing fetus while keeping the mother’s immune system at bay. When this structure fails to form properly, pregnancies are at higher risk of complications, including preeclampsia and restricted fetal growth.
This article was originally published on MedicalXpress.com
