ProlactinTestosteroneReceptors, ProlactinLuteinizing HormoneTestosterone PropionateBromocriptineHypogonadismEstradiolAndrogensTestisOrchiectomyDihydrotestosteroneSex Hormone-Binding GlobulinPituitary GlandFollicle Stimulating HormoneHyperprolactinemiaCastrationGonadal Steroid HormonesPituitary Gland, AnteriorGrowth HormoneEpitestosteroneProgesteroneThyrotropin-Releasing HormoneAndrostenedioneRadioimmunoassaySexual MaturationGonadotropins, PituitaryPituitary NeoplasmsErgolinesGonadotropin-Releasing HormoneHormonesLactationOrgan SizePregnancyMammary Glands, AnimalFlutamideProlactinomaLactation DisordersDrug ImplantsDehydroepiandrosteroneReceptors, AndrogenTestosterone CongenersDehydroepiandrosterone SulfateHydrocortisonePlacental LactogenChorionic GonadotropinSheepHormone Replacement Therapy3-Oxo-5-alpha-Steroid 4-DehydrogenaseSexual Behavior, AnimalSex CharacteristicsProstateSpermatogenesisEstrogensSeasonsHypophysectomyOvaryLibidoGonadotropinsEstrusAromataseGenitalia, MaleHirsutismOvariectomySteroidsSeminal VesiclesAndrogen AntagonistsSperm CountRats, Inbred StrainsCyproterone AcetateAndrostanesVirilismRNA, MessengerPituitary HormonesCyproteroneReproductionRats, Sprague-DawleyGalactorrheaEstroneHormone AntagonistsPerphenazineTime Factors17-alpha-HydroxyprogesteroneAndrostane-3,17-diol17-Hydroxysteroid DehydrogenasesAndrosteroneLactotrophsPregnancy, Animal17-KetosteroidsInhibinsDose-Response Relationship, Drug5-alpha Reductase InhibitorsContraceptive Agents, Male3-Hydroxysteroid DehydrogenasesCholestenone 5 alpha-ReductaseSertoli CellsProestrusTranscription Factor Pit-1AgingPolycystic Ovary Syndrome