title: Oestrogen induced Leydig cell refractoriness to gonadotrophin stimulation.
mesh_terms: D000818:Animals; D003994:Bucladesine / Q000494:pharmacology; D006063:Chorionic Gonadotropin / Q000378:metabolism / Q000494:pharmacology*; D000242:Cyclic AMP / Q000096:biosynthesis*; D004247:DNA / Q000096:biosynthesis*; D004958:Estradiol / Q000494:pharmacology*; D005640:Follicle Stimulating Hormone / Q000097:blood; D007985:Leydig Cells / Q000187:drug effects / Q000378:metabolism / Q000502:physiology*; D007986:Luteinizing Hormone / Q000097:blood; D008297:Male; D011284:Pregnenolone / Q000378:metabolism; D051381:Rats; D011987:Receptors, Steroid / Q000187:drug effects; D013737:Testis / Q000378:metabolism; D013739:Testosterone / Q000097:blood / Q000378:metabolism*
chemical_list: D006063:Chorionic Gonadotropin; D011987:Receptors, Steroid; D013739:Testosterone; D004958:Estradiol; D003994:Bucladesine; D011284:Pregnenolone; D007986:Luteinizing Hormone; D005640:Follicle Stimulating Hormone; D004247:DNA; D000242:Cyclic AMP