VertebratesAnimal Care CommitteesAnimal WelfareClone CellsZebrafishMolecular Sequence DataAmino Acid SequenceBase SequenceCloning, MolecularGene Expression Regulation, DevelopmentalEvolution, MolecularSequence Homology, Amino AcidEmbryo, NonmammalianChordata, NonvertebrateZebrafish ProteinsBiological EvolutionDNA, ComplementaryFishesBody PatterningLampreysSequence AlignmentHagfishesSpecies SpecificityIn Situ HybridizationReptilesInvertebratesDNASequence Analysis, DNAChickensSequence Homology, Nucleic AcidConserved SequenceRNA, MessengerXenopus ProteinsHomeodomain ProteinsSharksGenomeXenopusOryziasAmphibiansCiona intestinalisChordataGene DuplicationMutationChick EmbryoTakifuguCell LineTranscription FactorsDrosophila ProteinsPetromyzonDrosophilaAnimals, Genetically ModifiedMammalsXenopus laevisGenes, HomeoboxUrochordataPolymerase Chain ReactionMorphogenesisGenesSignal TransductionSyntenyDNA PrimersBirdsLizardsFish ProteinsChromosome MappingPhenotypeNucleic Acid HybridizationMesodermTetraodontiformesGene ExpressionPhotoreceptor Cells, VertebrateLarvaAvian ProteinsTranscription, GeneticExtremitiesModels, BiologicalRhombencephalonDNA-Binding ProteinsGastrulaNervous SystemBlotting, SouthernChromosomes, Artificial, BacterialCell DifferentiationGene Expression RegulationEctodermBlotting, NorthernJawNeural CrestDrosophila melanogasterTransfectionNerve Tissue ProteinsMembrane ProteinsEmbryonic DevelopmentGenetic VariationExonsProtein Structure, TertiaryIntronsEmbryonic InductionGenomic LibraryTurtles