Progesterone levels in the systemic plasma of pregnant, cycling and ovariectomized cows.
D000818:Animals; D002369:Castration; D002417:Cattle; D002849:Chromatography, Gas; D003338:Corpus Luteum / Q000254:growth & development; D004971:Estrus; D005260:Female; D005865:Gestational Age; D010060:Ovulation; D011247:Pregnancy; D011270:Pregnancy, Animal; D011374:Progesterone / Q000097:blood*; D013997:Time Factors
D011374:Progesterone