title: Uterine contractions in the ewe during progestagen-regulated oestrus.
mesh_terms: D000284:Administration, Oral; D000818:Animals; D002465:Cell Movement; D004971:Estrus / Q000187:drug effects*; D005260:Female; D007279:Injections, Subcutaneous; D008525:Medroxyprogesterone / Q000008:administration & dosage / Q000494:pharmacology; D008552:Melengestrol Acetate / Q000494:pharmacology; D009119:Muscle Contraction / Q000187:drug effects; D011247:Pregnancy; D011374:Progesterone / Q000008:administration & dosage / Q000494:pharmacology*; D012756:Sheep / Q000502:physiology*; D013997:Time Factors; D014599:Uterus / Q000502:physiology*
chemical_list: D011374:Progesterone; D008552:Melengestrol Acetate; D008525:Medroxyprogesterone