Mammary development and pituitary prolactin level of heifers from birth through puberty and during the estrous cycle.
D000818:Animals; D002417:Cattle; D003094:Collagen; D004247:DNA; D004971:Estrus; D005260:Female; D008055:Lipids; D008321:Mammary Glands, Animal / Q000254:growth & development*; D010902:Pituitary Gland / Q000032:analysis*; D011247:Pregnancy; D011388:Prolactin / Q000032:analysis*; D012313:RNA
D008055:Lipids; D012313:RNA; D011388:Prolactin; D003094:Collagen; D004247:DNA