Mitotic activity in the syncytiotrophoblast of the human chorionic villi.
D000032:Abortion, Therapeutic; D002455:Cell Division; D005321:Extraembryonic Membranes / Q000166:cytology*; D005260:Female; D006801:Humans; D008938:Mitosis; D011247:Pregnancy; D014327:Trophoblasts / Q000166:cytology*