Embryo ImplantationEmbryo, MammalianEmbryo, NonmammalianEmbryo Implantation, DelayedChick EmbryoUterusEndometriumPregnancyBlastocystDeciduaEmbryonic DevelopmentFertilization in VitroEmbryo LossTrophoblastsGene Expression Regulation, DevelopmentalEmbryonic and Fetal DevelopmentEmbryo TransferCleavage Stage, OvumPregnancy, AnimalPregnancy RatePseudopregnancyPlacentationInfertility, FemaleCryopreservationBlastomeresIn Situ HybridizationLeukemia Inhibitory FactorSperm Injections, IntracytoplasmicProprotein Convertase 5RNA, MessengerProgesteroneOocytesMorulaMenstrual CycleZygoteEmbryo DispositionStromal CellsPregnancy OutcomePregnancy, TubalZebrafishOvulation InductionOocyte DonationTime FactorsMice, Inbred ICRImmunohistochemistryGastrulaBody PatterningSingle Embryo TransferFertilityCulture TechniquesChorionic GonadotropinMorphogenesisMolecular Sequence DataFallopian TubesFallopian Tube DiseasesEmbryo ResearchCloning, OrganismEctogenesisMesodermCochlear ImplantationPlacentaEctodermAbortion, SpontaneousNuclear Transfer TechniquesEstradiolMice, Inbred StrainsZebrafish ProteinsBase SequenceLens Implantation, IntraocularReverse Transcriptase Polymerase Chain ReactionSignal TransductionCell DifferentiationGene ExpressionGestational AgeOvaryFetal ViabilityHomeodomain ProteinsXenopus ProteinsMice, Inbred C57BLEndodermSeedsAmino Acid SequenceTranscription FactorsFertilizationFertility Agents, FemaleSpermatozoaParthenogenesisModels, BiologicalPreimplantation DiagnosisModels, AnimalEpithelial CellsEmbryonic InductionGene Expression RegulationBlastodermDrosophilaSea UrchinsGonadotropin-Releasing HormoneLipoxinsDrosophila ProteinsMicroinjections