Fertilization in ewes treated with progesterone and equine anterior pituitary extract.
D000818:Animals; D004971:Estrus; D005260:Female; D005306:Fertilization / Q000187:drug effects*; D006736:Horses; D010060:Ovulation; D010063:Ovum / Q000254:growth & development; D010902:Pituitary Gland; D011247:Pregnancy; D011374:Progesterone / Q000494:pharmacology*; D012756:Sheep; D014020:Tissue Extracts / Q000494:pharmacology*
D014020:Tissue Extracts; D011374:Progesterone