Sense OrgansTasteDrosophilaLateral Line SystemPeripheral Nervous SystemDrosophila ProteinsGene Expression Regulation, DevelopmentalSmellMechanoreceptorsMorphogenesisReceptors, NotchNerve Tissue ProteinsBody PatterningDrosophila melanogasterBasic Helix-Loop-Helix Transcription FactorsHeadInsect ProteinsGenes, InsectNervous SystemSense of CoherenceHomeodomain ProteinsEctodermCell LineageEmbryo, NonmammalianNeurons, AfferentExtremitiesTranscription FactorsMutationModels, BiologicalIn Situ HybridizationTissue and Organ ProcurementOrgan TransplantationImmunohistochemistryPhenotypeSignal TransductionCell DifferentiationMembrane ProteinsStem CellsDNA-Binding Proteins