Embryo, MammalianEmbryo, NonmammalianChick EmbryoEmbryo ImplantationBlastocystEmbryonic DevelopmentPregnancyEmbryo LossFertilization in VitroEmbryonic and Fetal DevelopmentEmbryo Implantation, DelayedGene Expression Regulation, DevelopmentalCleavage Stage, OvumBlastomeresCochlear ImplantationMorulaCryopreservationZygoteEmbryo DispositionUterusPregnancy RateTime FactorsLens Implantation, IntraocularIn Situ HybridizationZebrafishOocytesGastrulaBody PatterningSingle Embryo TransferEndometriumCulture TechniquesSperm Injections, IntracytoplasmicMorphogenesisEctogenesisCloning, OrganismEmbryo ResearchMesodermEctodermTreatment OutcomeNuclear Transfer TechniquesMolecular Sequence DataPacemaker, ArtificialTrophoblastsZebrafish ProteinsStentsEndodermRNA, MessengerProsthesis DesignHomeodomain ProteinsFetal ViabilityBase SequenceFertilizationDeciduaXenopus ProteinsPreimplantation DiagnosisTranscription FactorsSeedsCell DifferentiationPregnancy OutcomeDrosophila ProteinsParthenogenesisDrosophilaEmbryonic InductionEmbryo TransferProstheses and ImplantsBlastodermMicroinjectionsSea UrchinsSuperovulationPregnancy, AnimalAortic Valve StenosisAnimals, Genetically ModifiedImmunohistochemistryAmino Acid SequenceMutationDrug-Eluting StentsYolk SacFallopian TubesDefibrillators, ImplantablePhenotypeMice, Inbred ICRNotochordFollow-Up StudiesChimeraLenses, IntraocularNervous SystemRetrospective StudiesMice, Inbred StrainsXenopus laevisCardiac CatheterizationVitrificationElectrodes, ImplantedCattleXenopusZona PellucidaBioprosthesisSignal TransductionPenile ImplantationCoronary RestenosisPseudopregnancy