As the pregnancy progresses, cytotrophoblast cells keep dividing ... A lot of what researchers in the field know about human placental development comes from morphological, immunohistochemical, and ...
During human pregnancy, the maternal immune system develops and changes, providing protection for the growing placenta and fetus. These protective changes provide mechanisms allowing two ...
The placenta also functions as an endocrine ... There are strong inherent difficulties associated with research on human pregnancy, including the associated ethical problems providing ...
Researchers identified genes that could explain why some assisted reproductive technologies, like IVF, carry a higher risk of growth and metabolic issues in offspring.