Declining plasma progesterone concentration with advancing gestation in blood from umbilical and uterine veins and fetal heart in monkeys.
D000818:Animals; D005260:Female; D005312:Fetal Blood / Q000032:analysis*; D005318:Fetal Heart / Q000032:analysis*; D005865:Gestational Age; D000882:Haplorhini; D008251:Macaca / Q000097:blood*; D008253:Macaca mulatta / Q000097:blood*; D011247:Pregnancy; D011374:Progesterone / Q000097:blood*; D012501:Saphenous Vein; D014599:Uterus / Q000098:blood supply
D011374:Progesterone