title: Changes in peripheral plasma progesterone during the rat 4-day estrous cycle: an adrenal diurnal rhythm.
mesh_terms: D000311:Adrenal Glands / Q000502:physiology; D000315:Adrenalectomy; D000818:Animals; D002369:Castration; D002940:Circadian Rhythm; D004971:Estrus; D005260:Female; D010053:Ovary / Q000378:metabolism / Q000502:physiology; D011247:Pregnancy; D011374:Progesterone / Q000097:blood* / Q000378:metabolism; D051381:Rats
chemical_list: D011374:Progesterone