title: Inhibition of myometrial activity in the pregnant rabbit: evidence for a "new" factor.
mesh_terms: D000818:Animals; D004305:Dose-Response Relationship, Drug; D005260:Female; D007275:Injections, Intravenous; D009215:Myometrium / Q000098:blood supply / Q000187:drug effects* / Q000502:physiology; D011247:Pregnancy; D011270:Pregnancy, Animal / Q000187:drug effects*; D011312:Pressure; D011374:Progesterone / Q000008:administration & dosage / Q000097:blood / Q000494:pharmacology*; D014599:Uterus / Q000187:drug effects*
chemical_list: D011374:Progesterone