BlastocystEmbryo, MammalianGenetic Complementation TestEmbryo, NonmammalianChick EmbryoEmbryonic DevelopmentEmbryo ImplantationEmbryonic and Fetal DevelopmentGene Expression Regulation, DevelopmentalPregnancyCleavage Stage, OvumEmbryo LossMutationMolecular Sequence DataBlastomeresFertilization in VitroMorulaEmbryo Implantation, DelayedBase SequenceZygoteIn Situ HybridizationAmino Acid SequenceGastrulaCulture TechniquesBody PatterningCryopreservationCloning, MolecularTime FactorsEndodermMorphogenesisPhenotypeMesodermEctogenesisEctodermCochlear ImplantationOocytesRNA, MessengerTranscription FactorsZebrafishUterusEmbryo DispositionMice, Inbred ICRMice, Inbred StrainsCloning, OrganismHomeodomain ProteinsGenes, LethalPregnancy RateLens Implantation, IntraocularCell DifferentiationFetal ViabilityTrophoblastsSequence Homology, Amino AcidDNA-Binding ProteinsNuclear Transfer TechniquesSingle Embryo TransferMice, Inbred C57BLSperm Injections, IntracytoplasmicEndometriumEmbryo TransferChimeraParthenogenesisCell LinePlasmidsGene ExpressionSignal TransductionTranscription, GeneticEmbryo ResearchYolk SacZebrafish ProteinsSomitesEscherichia coliTreatment OutcomeEmbryo Culture TechniquesEmbryonic InductionCulture MediaFertilizationGenes, BacterialCrosses, GeneticImmunohistochemistryPacemaker, ArtificialGerm LayersMicroinjectionsGene DeletionMice, KnockoutMice, TransgenicMice, Mutant StrainsMice, Inbred CBACell LineageChromosome MappingDNA, ComplementaryDrosophila ProteinsCell NucleusAllelesSuperovulationDrosophilaDNA PrimersStentsXenopus ProteinsNervous SystemSeeds