Sex CharacteristicsGenitalia, FemaleMice, Inbred C57BLOvariectomySex FactorsMice, Inbred StrainsSexual Behavior, AnimalEstradiolOvaryCarcinogenicity TestsEstrous CycleReproductionBody WeightFertilityPregnancyMice, KnockoutOrgan SizeEstrogensSexual MaturationUterusMice, Inbred ICRInfertility, FemaleLitter SizeTestosteroneDisease Models, AnimalGonadal Steroid HormonesMice, TransgenicCastrationRats, Inbred F344AgingEstrogen Receptor alphaCopulationTime FactorsVaginaSex AttractantsEstrogen Receptor betaProgesteroneToxicity Tests, ChronicEstrusOvulationBehavior, AnimalLiverCarcinogensCrosses, GeneticH-Y AntigenDose-Response Relationship, DrugMutagenicity TestsMice, Inbred BALB CAge FactorsAnimals, NewbornAnalysis of VarianceMice, Inbred C3HMating Preference, AnimalOrchiectomyPheromonesMice, Inbred CBACondoms, FemaleSuperovulationGonadal HormonesSex RatioDiethylstilbestrolMammary Glands, AnimalX ChromosomeRNA, MessengerY ChromosomeDihydrotestosteronePrenatal Exposure Delayed EffectsMice, 129 StrainPituitary GlandVomeronasal OrganGenitaliaAndrogensLongevityOvarian FollicleOocytesSex DifferentiationDisease SusceptibilityMice, Mutant StrainsX Chromosome InactivationWestern WorldClitorisOdorsPregnancy, AnimalPhenotypeAdenoma, Liver CellNeoplasms, ExperimentalSpleenOophoritisMaternal-Fetal ExchangeHypothalamusMaze LearningUrineMice, Inbred NZBSpecies SpecificityMammary Neoplasms, ExperimentalHeterozygoteImmunohistochemistryLuteinizing HormoneEmbryo ImplantationTestis