title: The placenta as an experimental model.
mesh_terms: D000135:Acid Phosphatase / Q000378:metabolism; D000375:Aging; D000469:Alkaline Phosphatase / Q000378:metabolism; D005260:Female; D006801:Humans; D008431:Maternal-Fetal Exchange; D008854:Microscopy, Electron; D008954:Models, Biological; D010920:Placenta / Q000033:anatomy & histology / Q000276:immunology / Q000502:physiology*; D011247:Pregnancy; D011273:Pregnancy, Prolonged; D011956:Receptors, Cell Surface / Q000378:metabolism; D011990:Receptors, Transferrin; D014327:Trophoblasts / Q000378:metabolism
chemical_list: D011956:Receptors, Cell Surface; D011990:Receptors, Transferrin; D000469:Alkaline Phosphatase; D000135:Acid Phosphatase