TestosteroneTestosterone PropionateHypogonadismAndrogensDihydrotestosteroneOrchiectomyTestisSex Hormone-Binding GlobulinLuteinizing HormoneEstradiolGonadal Steroid HormonesEpitestosteroneCastrationAndrostenedioneBiotransformationFollicle Stimulating HormoneChromatography, High Pressure LiquidFlutamideGas Chromatography-Mass SpectrometryMicrosomes, LiverDehydroepiandrosteroneTestosterone CongenersReceptors, AndrogenCytochrome P-450 Enzyme System3-Oxo-5-alpha-Steroid 4-DehydrogenaseOrgan SizeSexual MaturationMetabolomeGonadotropin-Releasing HormoneHormone Replacement TherapyMetabolomicsDrug ImplantsRadioimmunoassayHydroxylationDehydroepiandrosterone SulfateSex CharacteristicsSpermatogenesisProgesteroneAndrostanesAndrostane-3,17-diolSexual Behavior, AnimalAndrogen AntagonistsSteroidsAndrosteroneProstateChorionic GonadotropinAromataseRats, Sprague-DawleyChromatography, LiquidVirilismMagnetic Resonance SpectroscopyLibidoHirsutismHormonesGenitalia, MaleSeminal VesiclesMass SpectrometrySperm CountDose-Response Relationship, DrugCyproteroneGonadotropins, PituitaryEstrogens17-Hydroxysteroid DehydrogenasesEstroneCholestenone 5 alpha-Reductase17-KetosteroidsCytochrome P-450 CYP3A17-alpha-HydroxyprogesteroneTandem Mass SpectrometryCyproterone Acetate5-alpha Reductase InhibitorsHydroxytestosteronesContraceptive Agents, MaleAryl Hydrocarbon HydroxylasesAdministration, CutaneousTime FactorsNandroloneSeminiferous TubulesSertoli Cells3-Hydroxysteroid DehydrogenasesAgingLeuprolideLiverGonadotropinsSeasonsSteroid HydroxylasesPituitary GlandInhibinsRats, Inbred StrainsAnabolic AgentsSteroid 17-alpha-HydroxylaseGlucuronidesSteroid 16-alpha-HydroxylaseFinasterideProlactinPhthalic AcidsHydrocortisonePolycystic Ovary SyndromeRats, WistarHydroxyprogesterones