Preovulatory spike bursts in hen uterus.
D000818:Animals; D002645:Chickens; D004594:Electrophysiology; D005260:Female; D010058:Oviposition / Q000187:drug effects; D011374:Progesterone / Q000494:pharmacology; D014599:Uterus / Q000502:physiology*
D011374:Progesterone