EndometriumUterusMenstrual CycleEmbryo ImplantationEndometriosisDeciduaEndometrial HyperplasiaPregnancyEndometrial NeoplasmsPregnancy, AnimalUterine DiseasesProgesteroneMyometriumMenstruationEstradiolUterine NeoplasmsEstrous CyclePregnancy ProteinsPseudopregnancyImmunohistochemistryLuteal PhaseStromal CellsEndometritisOvariectomyEstrusUterine HemorrhageUterine ContractionRNA, MessengerMenorrhagiaFallopian TubesInfertility, FemaleLevonorgestrelCervix UteriReceptors, ProgesteroneMetrorrhagiaEstrogensOxytocinDinoprostPlacentaHysteroscopyHysterectomyContraceptive Agents, FemalePlacentationGenitalia, FemaleTrophoblastsEpitheliumIn Situ HybridizationReceptors, OxytocinMifepristoneSheepOvarian DiseasesPolypsIntrauterine Devices, MedicatedCarcinoma, EndometrioidGonanesBlastocystProgestinsVaginaOvaryMedroxyprogesterone AcetateReceptors, EstrogenHormone AntagonistsReverse Transcriptase Polymerase Chain ReactionFollicular PhasePregnancy MaintenanceGene ExpressionMacaca radiataPeritoneal DiseasesGene Expression RegulationProstaglandins FProgesterone CongenersDilatation and CurettagePapioEpithelial CellsLabor, ObstetricEstrogen AntagonistsPapio anubisInsulin-Like Growth Factor Binding Protein 1CastrationChoristomaLuteolytic AgentsProstaglandinsMedroxyprogesteroneEstrogen Receptor alphaEmbryo TransferLeukemia Inhibitory FactorSwineRelaxinBlotting, NorthernCattleInterferon Type IPostpartum PeriodAdenomyosisTamoxifenLeiomyomaCulture TechniquesEmbryonic DevelopmentPostmenopauseDanazolAbortion, Habitual