BlastocystEmbryo, MammalianEmbryo, NonmammalianChick EmbryoEmbryo ImplantationEmbryonic DevelopmentEmbryonic and Fetal DevelopmentGene Expression Regulation, DevelopmentalPregnancyEmbryo LossCleavage Stage, OvumIn Situ HybridizationFertilization in VitroBlastomeresMorphogenesisMorulaMesodermBody PatterningZygoteEmbryo Implantation, DelayedCulture TechniquesMice, Inbred ICRGastrulaCell DifferentiationCryopreservationTime FactorsHomeodomain ProteinsRNA, MessengerEmbryo DispositionEctogenesisOrgan Culture TechniquesEndodermMolecular Sequence DataZebrafishMice, Inbred StrainsOocytesEctodermTranscription FactorsMice, Inbred C57BLCloning, OrganismPregnancy RateBase SequenceEmbryonic InductionSingle Embryo TransferImmunohistochemistryNuclear Transfer TechniquesUterusFetal ViabilitySignal TransductionEmbryo ResearchMice, TransgenicSperm Injections, IntracytoplasmicCochlear ImplantationGestational AgeZebrafish ProteinsNeural CrestParthenogenesisTrophoblastsMice, KnockoutStem CellsAmino Acid SequenceTelencephalonMutationMice, Inbred CBADNA-Binding ProteinsGene ExpressionPhenotypeCell LineageRhombencephalonCells, CulturedYolk SacMice, Mutant StrainsHeartLens Implantation, IntraocularCell DivisionChimeraFertilizationXenopus ProteinsEndometriumSomitesNeuronsHedgehog ProteinsBone Morphogenetic ProteinsMicroinjectionsSuperovulationNervous SystemEpitheliumReverse Transcriptase Polymerase Chain ReactionPaired Box Transcription FactorsGerm LayersNerve Tissue ProteinsPalateSeedsDrosophilaOrganogenesisDrosophila ProteinsCell MovementPreimplantation DiagnosisEmbryo TransferNotochord