title: Indirect evidence of chronic Leydig cell desensitization in Klinefelter's syndrome.
mesh_terms: D000293:Adolescent; D000328:Adult; D006063:Chorionic Gonadotropin / Q000494:pharmacology*; D006801:Humans; D006908:Hydroxyprogesterones / Q000097:blood*; D007713:Klinefelter Syndrome / Q000097:blood*; D007985:Leydig Cells / Q000187:drug effects*; D008297:Male; D013739:Testosterone / Q000097:blood*; D013997:Time Factors
chemical_list: D006063:Chorionic Gonadotropin; D006908:Hydroxyprogesterones; D013739:Testosterone