NematocystGene Expression Regulation, DevelopmentalCell DifferentiationCell LineageNervous SystemTranscription FactorsVulvaNeuronsReceptors, NotchBody PatterningNerve Tissue ProteinsNeural Cell Adhesion MoleculesDrosophila ProteinsEmbryo, NonmammalianCaenorhabditis elegans ProteinsHomeodomain ProteinsCaenorhabditis elegansDrosophilaSignal TransductionStem CellsBasic Helix-Loop-Helix Transcription FactorsZebrafish ProteinsMorphogenesisJuvenile HormonesMesodermAnimals, Genetically ModifiedIn Situ HybridizationEmbryonic InductionSense OrgansWnt ProteinsZebrafishGenes, HelminthEctodermModels, BiologicalMutationEndodermDisorders of Sex DevelopmentGastrulaGenes, InsectXenopus ProteinsCompound Eye, ArthropodDNA-Binding ProteinsReceptor, Notch1Drosophila melanogasterNeurogenesisMolecular Sequence DataPhotoreceptor Cells, InvertebrateBlastomeresRepressor ProteinsPhenotypeMembrane ProteinsGastrulationGenes, HomeoboxHedgehog ProteinsInsect ProteinsEyeBone Morphogenetic ProteinsCentral Nervous SystemNeural Cell Adhesion Molecule L1OrganogenesisEmbryonic DevelopmentHelminth ProteinsChick EmbryoEmbryo, MammalianNeurogliaAmino Acid SequenceBase SequenceT-Box Domain ProteinsImmunohistochemistryMice, TransgenicGreen Fluorescent ProteinsEye ProteinsRetinaLarvaCell DivisionCell Adhesion Molecules, NeuronalEmbryonic Stem CellsTrans-Activatorsbeta CateninCell PolarityNuclear ProteinsEar, InnerEpistasis, GeneticRNA InterferenceFibroblast Growth FactorsCell ProliferationNeural PlateNeural Stem CellsSequence Homology, Amino AcidWnt1 ProteinCell MovementXenopusCells, CulturedElectroporationTelencephalonRNA, MessengerSpinal CordSialic AcidsMice, KnockoutPaired Box Transcription Factors