TestosteroneEstersTestosterone PropionateHypogonadismAndrogensOrchiectomyDihydrotestosteroneTestisSex Hormone-Binding GlobulinCholesterol EstersLuteinizing HormoneEstradiolGonadal Steroid HormonesEpitestosteroneCastrationAndrostenedioneFollicle Stimulating HormoneFlutamideTestosterone CongenersReceptors, AndrogenDehydroepiandrosteroneSexual MaturationOrgan Size3-Oxo-5-alpha-Steroid 4-DehydrogenaseGonadotropin-Releasing HormoneHormone Replacement TherapyDrug ImplantsDehydroepiandrosterone SulfateNG-Nitroarginine Methyl EsterSpermatogenesisSex CharacteristicsRadioimmunoassaySexual Behavior, AnimalProgesteroneChorionic GonadotropinAndrogen AntagonistsAndrostanesProstateAromataseLibidoHirsutismVirilismSteroidsGenitalia, MaleCyproteroneSperm CountCholesterol Ester Transfer ProteinsGonadotropins, PituitaryHormonesSeminal VesiclesAndrostane-3,17-diol17-Hydroxysteroid DehydrogenasesAndrosteroneCyproterone Acetate17-Ketosteroids5-alpha Reductase Inhibitors17-alpha-HydroxyprogesteroneContraceptive Agents, MaleCholestenone 5 alpha-ReductaseNandroloneHydroxytestosteronesAdministration, CutaneousSertoli CellsCarboxylic Ester HydrolasesEstrogensSeminiferous TubulesLeuprolideGonadotropinsEstronePituitary GlandRats, Sprague-Dawley3-Hydroxysteroid DehydrogenasesInhibinsSteroid 17-alpha-HydroxylasePolycystic Ovary SyndromeProlactinAgingSeasonsDose-Response Relationship, DrugHyperandrogenismFinasterideAnabolic AgentsEpididymisTetradecanoylphorbol AcetateRats, Inbred StrainsTime FactorsCytochrome P-450 Enzyme SystemReproductionHydrocortisoneHydroxyprogesteronesKineticsSteroid HydroxylasesBody WeightAzasteroidsOvarySteroid 16-alpha-HydroxylaseTranssexualismCryptorchidismSheepSex Differentiation