Plasma progesterone and prostaglandin F concentrations in the cyclic sow.
D000818:Animals; D004971:Estrus; D005260:Female; D011247:Pregnancy; D011374:Progesterone / Q000097:blood*; D011453:Prostaglandins / Q000097:blood*; D013552:Swine / Q000502:physiology*
D011453:Prostaglandins; D011374:Progesterone