Cloning, MolecularMolecular Sequence DataEmbryo, MammalianBase SequenceAmino Acid SequenceClone CellsEmbryo, NonmammalianChick EmbryoDNA, ComplementarySequence Homology, Amino AcidEmbryo ImplantationCloning, OrganismBlastocystEmbryonic DevelopmentRNA, MessengerSequence AlignmentDNAGene Expression Regulation, DevelopmentalSequence Analysis, DNASequence Homology, Nucleic AcidEscherichia coliGenes, BacterialEmbryonic and Fetal DevelopmentGene ExpressionRestriction MappingPolymerase Chain ReactionChromosome MappingPlasmidsEmbryo LossBlotting, NorthernRecombinant ProteinsGene LibraryBlotting, SouthernFertilization in VitroPregnancyDNA PrimersIn Situ HybridizationNucleic Acid HybridizationGenesBlastomeresPhylogenyMutationCleavage Stage, OvumCell LineDNA, BacterialZebrafishTranscription, GeneticOocytesDNA Restriction EnzymesOpen Reading FramesSpecies SpecificityPhenotypeTissue DistributionZygoteMorulaNuclear Transfer TechniquesGenomic LibraryEmbryo DispositionTranscription FactorsDNA, RecombinantGenetic VectorsGastrulaCattleTransfectionMultigene FamilyBody PatterningGenetic Complementation TestCryopreservationOrgan SpecificityMolecular WeightGene Expression RegulationEmbryo ResearchMorphogenesisCarrier ProteinsRNAReverse Transcriptase Polymerase Chain ReactionCosmidsTime FactorsBacterial ProteinsZebrafish ProteinsCulture TechniquesMesodermDNA-Binding ProteinsXenopus laevisSeedsCell DifferentiationXenopusDrosophilaXenopus ProteinsRecombinant Fusion ProteinsMembrane ProteinsSingle Embryo TransferPromoter Regions, GeneticOligonucleotide ProbesEctodermHomeodomain ProteinsDrosophila ProteinsSequence AnalysisPlant ProteinsConserved Sequence