Zebrafish ProteinsEmbryo, NonmammalianAnimals, Genetically ModifiedGene Expression Regulation, DevelopmentalMolecular Sequence DataIn Situ HybridizationAmino Acid SequenceMorpholinosBody PatterningLarvaSequence Homology, Amino AcidMutationPhylogenySequence AlignmentAnimal FinsPhenotypeLateral Line SystemBase SequenceEmbryonic DevelopmentCloning, MolecularTranscription FactorsHomeodomain ProteinsGene Knockdown TechniquesMorphogenesisRhombencephalonSomitesGreen Fluorescent ProteinsSignal TransductionCaenorhabditis elegans ProteinsConserved SequenceCaenorhabditis elegansDrosophila ProteinsEvolution, MolecularOligonucleotides, AntisenseDNA, ComplementaryRNA, MessengerNodal Signaling LigandsGastrulationNotochordOrganogenesisOryziasVertebratesMesodermProtein Structure, TertiaryHedgehog ProteinsModels, AnimalDNA PrimersGenomeEyeBranchial RegionReverse Transcriptase Polymerase Chain ReactionDNA-Binding ProteinsChromosome MappingNervous SystemCell DifferentiationBlastulaRetinaGene Expression ProfilingGene ExpressionSequence Analysis, DNANerve Tissue ProteinsSyntenyGene DuplicationDrosophilaModels, BiologicalSpecies SpecificityMelanophoresMembrane ProteinsTakifuguDiencephalonCell LineageReceptors, NotchPAX2 Transcription FactorDisease Models, AnimalCentral Nervous SystemTransgenesPronephrosFish ProteinsBasic Helix-Loop-Helix Transcription FactorsNeural CrestT-Box Domain ProteinsProtein BindingZebrafishRegenerationEar, InnerGene Expression RegulationBone Morphogenetic ProteinsOrgan SpecificityDrosophila melanogasterWnt ProteinsGerm CellsTailTrans-ActivatorsEndodermSaccharomyces cerevisiae ProteinsSOX Transcription FactorsSwimmingFibroblast Growth FactorsGenomicsMicroinjections