Cloning, MolecularEmbryo, MammalianEmbryo, NonmammalianClone CellsChick EmbryoMolecular Sequence DataBase SequenceAmino Acid SequenceEmbryo ImplantationBlastocystDNA, ComplementaryEmbryonic DevelopmentSequence Homology, Amino AcidCloning, OrganismGene Expression Regulation, DevelopmentalEmbryonic and Fetal DevelopmentRNA, MessengerEmbryo LossDNAFertilization in VitroPregnancyBlastomeresCleavage Stage, OvumSequence AlignmentSequence Analysis, DNASequence Homology, Nucleic AcidIn Situ HybridizationPolymerase Chain ReactionGene ExpressionZebrafishMutationEscherichia coliChromosome MappingZygoteEmbryo DispositionMorulaOocytesBlotting, NorthernGenes, BacterialPlasmidsCell LineDNA PrimersNucleic Acid HybridizationPhylogenyRecombinant ProteinsGenesBlotting, SouthernGastrulaPhenotypeBody PatterningCryopreservationTranscription, GeneticNuclear Transfer TechniquesRestriction MappingSpecies SpecificityTranscription FactorsMorphogenesisGene LibraryEmbryo ResearchCulture TechniquesDNA, BacterialMesodermTime FactorsCattleZebrafish ProteinsSingle Embryo TransferTissue DistributionDNA Restriction EnzymesEctodermCell DifferentiationEctogenesisGenomic LibrarySeedsOpen Reading FramesDrosophilaTransfectionHomeodomain ProteinsXenopus ProteinsGene Expression RegulationReverse Transcriptase Polymerase Chain ReactionDrosophila ProteinsDNA, RecombinantDNA-Binding ProteinsPregnancy RateXenopus laevisGenetic VectorsRNAXenopusMultigene FamilyOrgan SpecificityMice, Inbred C57BLParthenogenesisMolecular WeightCarrier ProteinsAnimals, Genetically ModifiedSea UrchinsSperm Injections, IntracytoplasmicChimeraCell DivisionGenetic Complementation Test