Corpus Luteum MaintenanceCorpus LuteumHysterectomyHysterectomy, VaginalLuteolysisProgesteroneCorpus Luteum HormonesLuteal PhaseLuteal CellsCorpus CallosumDinoprostPseudopregnancyEstrusEstrous CycleOvaryPregnancyUterine DiseasesAgenesis of Corpus CallosumPregnancy, AnimalChorionic GonadotropinCattleUterine NeoplasmsLuteinizing HormoneMenorrhagiaOvarian FollicleOvulationUterusLeiomyomaMenstrual CycleEndometrial Ablation TechniquesEstradiolOxytocinLuteolytic AgentsLaparoscopy3-Hydroxysteroid DehydrogenasesGranulosa CellsSheepUterine ProlapseMacropodidaeRelaxinDiestrusTheca CellsCholesterol Side-Chain Cleavage EnzymeSalpingectomyReceptors, LHProstaglandins FMarsupialiaRNA, MessengerCloprostenolEndometriumUterine HemorrhageLuteinizationImmunohistochemistryProlactin