Blastocyst survival in ovariectomized rats.
D000818:Animals; D002369:Castration; D010064:Embryo Implantation / Q000187:drug effects*; D004970:Estrone / Q000494:pharmacology; D005260:Female; D009929:Organ Size; D010063:Ovum; D011374:Progesterone / Q000494:pharmacology; D051381:Rats; D013997:Time Factors; D014599:Uterus
D004970:Estrone; D011374:Progesterone