title: Effect of hypophysectomy, castration and androgen replacement upon the fertilizing ability of rat epididymal spermatozoa.
mesh_terms: D000818:Animals; D002369:Castration; D003534:Cyproterone / Q000494:pharmacology; D005260:Female; D005306:Fertilization; D007016:Hypophysectomy; D008026:Ligation; D008297:Male; D010902:Pituitary Gland / Q000502:physiology*; D051381:Rats; D013094:Spermatozoa / Q000187:drug effects / Q000502:physiology*; D013737:Testis / Q000502:physiology*; D013739:Testosterone / Q000037:antagonists & inhibitors / Q000494:pharmacology*; D014649:Vas Deferens / Q000502:physiology
chemical_list: D013739:Testosterone; D003534:Cyproterone