VertebratesCentral Nervous SystemNervous SystemCentral Nervous System DiseasesPeripheral Nervous SystemZebrafishMolecular Sequence DataGene Expression Regulation, DevelopmentalEnteric Nervous SystemCentral Nervous System NeoplasmsAmino Acid SequenceBrainEmbryo, NonmammalianAutonomic Nervous SystemNervous System Physiological PhenomenaNeuronsSympathetic Nervous SystemZebrafish ProteinsIn Situ HybridizationEvolution, MolecularChordata, NonvertebrateBody PatterningBase SequenceCentral Nervous System InfectionsBiological EvolutionNervous System DiseasesSequence Homology, Amino AcidNervous System NeoplasmsLampreysFishesNerve Tissue ProteinsInvertebratesDrosophila ProteinsSpinal CordDrosophilaHomeodomain ProteinsSequence AlignmentHagfishesAnimals, Genetically ModifiedSignal TransductionChick EmbryoReptilesXenopus ProteinsAxonsSpecies SpecificityTranscription FactorsConserved SequenceChordataCloning, MolecularCentral Nervous System Viral DiseasesNeurogliaXenopusChickensCiona intestinalisRNA, MessengerGenes, HomeoboxMorphogenesisNeural CrestAmphibiansMutationImmunohistochemistryOryziasLarvaXenopus laevisDrosophila melanogasterMammalsDNA, ComplementaryVasculitis, Central Nervous SystemRhombencephalonGene DuplicationTakifuguModels, BiologicalGenomeSharksCell DifferentiationMyelin SheathUrochordataPetromyzonTrauma, Nervous SystemCentral Nervous System AgentsPeripheral NervesMesodermEctodermTime FactorsTissue DistributionAvian ProteinsFish ProteinsCentral Nervous System Fungal InfectionsRetinaExtremitiesCells, CulturedDNA-Binding ProteinsPhenotypeGene ExpressionAutonomic Nervous System DiseasesGastrulaLizardsBirdsGene Expression RegulationMice, Inbred C57BL