title: Effect of progesterone and oestrogen on the survival and development of fertilized ova in the ovariectomized ewe.
mesh_terms: D000818:Animals; D002369:Castration; D002455:Cell Division / Q000187:drug effects*; D002470:Cell Survival / Q000187:drug effects; D004958:Estradiol / Q000494:pharmacology*; D004971:Estrus; D005260:Female; D005306:Fertilization; D008297:Male; D010063:Ovum / Q000187:drug effects* / Q000637:transplantation; D011247:Pregnancy; D011374:Progesterone / Q000494:pharmacology*; D012756:Sheep; D014184:Transplantation, Homologous
chemical_list: D011374:Progesterone; D004958:Estradiol