Receptors, ProgesteroneEstrogensReceptors, EstrogenEstrogen Receptor alphaEstradiolPromegestoneEstrogen Receptor betaMifepristoneBreast NeoplasmsProgestinsNorpregnadienesProgesteroneProgesterone CongenersOviductsUterusGonanesOvariectomyHormone AntagonistsEndometriumEstrogens, Conjugated (USP)ImmunohistochemistryTamoxifenPregnancyCorpus LuteumReceptor, erbB-2Receptors, EstradiolEstrusMenstrual CycleLuteinizing HormoneOvaryMedroxyprogesterone AcetateLuteal PhaseSelective Estrogen Receptor ModulatorsMyometriumPregnancy, AnimalUterine NeoplasmsRNA, MessengerCarcinoma, Ductal, BreastCastrationOvulationTumor Markers, BiologicalGonadal Steroid HormonesMedroxyprogesteroneEstrogens, CatecholKi-67 AntigenDiethylstilbestrolEstrogens, Non-SteroidalEstrenesEndometrial NeoplasmsAromataseNeoplasms, Hormone-DependentEstroneHydroxyprogesteronesEstrous CycleGranulosa CellsLeiomyomaSteroidsMammary Glands, AnimalPostmenopauseCytosolChickensLuteal CellsChorionic GonadotropinReceptors, AndrogenPseudopregnancyPrognosisFollicle Stimulating HormoneNorethindroneAntineoplastic Agents, HormonalBreastProlactinOvarian FollicleReceptors, SteroidReverse Transcriptase Polymerase Chain ReactionProgesterone-Binding GlobulinDinoprostMenopauseEstrogen AntagonistsPregnenedionesEstradiol Congeners20-alpha-DihydroprogesteroneCell Line, TumorMenstruationImmunoenzyme TechniquesGene Expression RegulationTestosteroneTranscription, GeneticReceptors, GlucocorticoidTime FactorsCell NucleusEmbryo ImplantationGene Expression Regulation, NeoplasticFollicular PhaseDeciduaSheepContraceptive Agents, FemaleCarcinoma, LobularDiestrusLabor, ObstetricLuteolysis