Semicircadian rhythm in plasma levels of prolactin during early gestation in the rat.
D000818:Animals; D002940:Circadian Rhythm; D004971:Estrus; D005260:Female; D011247:Pregnancy; D011388:Prolactin / Q000097:blood*; D011863:Radioimmunoassay; D051381:Rats
D011388:Prolactin