BlastocystEmbryo Culture TechniquesEmbryo, MammalianEmbryonic DevelopmentFertilization in VitroEmbryo, NonmammalianChick EmbryoEmbryo ImplantationOocytesPregnancyEmbryo TransferCattleCleavage Stage, OvumBlastomeresEmbryonic and Fetal DevelopmentGene Expression Regulation, DevelopmentalZygoteMorulaEmbryo LossGastrulaCryopreservationIn Situ HybridizationEmbryo Implantation, DelayedZebrafishEctogenesisCulture TechniquesMesodermBody PatterningPregnancy RateXenopus ProteinsEmbryo DispositionMorphogenesisNuclear Transfer TechniquesSperm Injections, IntracytoplasmicEctodermCloning, OrganismTime FactorsEndodermMolecular Sequence DataSea UrchinsPreimplantation DiagnosisEmbryonic InductionXenopus laevisBlastocyst Inner Cell MassHomeodomain ProteinsRNA, MessengerSingle Embryo TransferMicroinjectionsVitrificationZebrafish ProteinsFertilizationTranscription FactorsUterusEmbryo ResearchParthenogenesisBase SequenceCochlear ImplantationSuperovulationXenopusBlastulaAnimals, Genetically ModifiedMice, Inbred ICRCell DifferentiationNervous SystemOvumAmino Acid SequenceDrosophila ProteinsLens Implantation, IntraocularFallopian TubesEndometriumFetal ViabilityMice, Inbred StrainsCoffeaSeedsGene ExpressionCell LineageCulture MediaTrophoblastsDrosophilaMutationImmunohistochemistryBlastodermMice, Inbred C57BLDNA-Binding ProteinsSignal TransductionCell NucleusGerm CellsPolar BodiesDNA, ComplementaryTreatment OutcomePregnancy OutcomeGenes, HomeoboxSpermatozoaMice, Inbred CBAReverse Transcriptase Polymerase Chain ReactionCloning, MolecularTranscription, GeneticEmbryonic Stem CellsYolk SacNotochord