Cloning, MolecularPhenotypeEmbryo, MammalianEmbryo, NonmammalianClone CellsMolecular Sequence DataChick EmbryoBase SequenceAmino Acid SequenceEmbryo ImplantationBlastocystDNA, ComplementaryEmbryonic DevelopmentSequence Homology, Amino AcidMutationGene Expression Regulation, DevelopmentalCloning, OrganismRNA, MessengerEmbryo LossEmbryonic and Fetal DevelopmentDNASequence Analysis, DNASequence AlignmentGene ExpressionPregnancyChromosome MappingFertilization in VitroBlastomeresPolymerase Chain ReactionCleavage Stage, OvumIn Situ HybridizationSequence Homology, Nucleic AcidZebrafishCell LineEscherichia coliGenes, BacterialDNA PrimersPlasmidsTranscription FactorsCell DifferentiationBlotting, NorthernTranscription, GeneticGenesBlotting, SouthernZygoteRecombinant ProteinsOocytesNucleic Acid HybridizationBody PatterningRestriction MappingMorulaEmbryo DispositionMorphogenesisGenetic Complementation TestPhylogenyGenotypeGastrulaMice, Inbred C57BLDrosophila ProteinsMesodermGene Expression RegulationDNA-Binding ProteinsCryopreservationDNA, BacterialHomeodomain ProteinsDrosophilaNuclear Transfer TechniquesTransfectionReverse Transcriptase Polymerase Chain ReactionZebrafish ProteinsGene LibrarySignal TransductionCell DivisionTime FactorsCulture TechniquesAllelesEmbryo ResearchMembrane ProteinsSpecies SpecificitySeedsBacterial ProteinsDNA Restriction EnzymesOpen Reading FramesAnimals, Genetically ModifiedCells, CulturedCarrier ProteinsCattleEctodermMice, TransgenicGenetic VectorsSingle Embryo TransferImmunohistochemistryGenomic LibraryMice, KnockoutTissue DistributionXenopus ProteinsMultigene FamilyPromoter Regions, GeneticCrosses, GeneticRNA