title: Failure of methadone-treated human testes to respond to the stimulatory effect of human chorionic gonadotrophin on testosterone biosynthesis in vitro.
mesh_terms: D006063:Chorionic Gonadotropin / Q000494:pharmacology; D006801:Humans; D066298:In Vitro Techniques; D008297:Male; D008691:Methadone / Q000494:pharmacology*; D013737:Testis / Q000187:drug effects / Q000378:metabolism*; D013739:Testosterone / Q000096:biosynthesis*
chemical_list: D006063:Chorionic Gonadotropin; D013739:Testosterone; D008691:Methadone