HairHair FollicleCell ProliferationHair Cells, AuditoryHair ColorHair DiseasesHair Cells, Auditory, InnerHair RemovalHair DyesHair Cells, VestibularHair Cells, Auditory, OuterHair PreparationsCells, CulturedSignal TransductionCell DifferentiationCell DivisionApoptosisCell Line, TumorCell CycleAlopeciaMice, Inbred C57BLBromodeoxyuridineImmunohistochemistryRNA, MessengerLymphocyte ActivationCell MovementCell SurvivalSaccule and UtricleStem CellsCell LineMice, KnockoutMice, TransgenicBlotting, WesternKi-67 AntigenCochleaReverse Transcriptase Polymerase Chain ReactionProliferating Cell Nuclear AntigenPhosphorylationT-LymphocytesFlow CytometryGene Expression RegulationTime FactorsEpithelial CellsTumor Cells, CulturedOrgan of CortiDose-Response Relationship, DrugDown-RegulationGene ExpressionRNA, Small InterferingGene Expression Regulation, NeoplasticFibroblastsCell CountTransfectionTranscription FactorsCell Growth ProcessesScalpPhenotypeMolecular Sequence DataKeratinocytesGene Expression Regulation, DevelopmentalUp-RegulationEpidermisMice, Inbred BALB CCyclin D1Muscle, Smooth, VascularThymidineMice, NudeRegenerationMutationProto-Oncogene Proteins c-aktHyperplasiaModels, BiologicalCyclin-Dependent Kinase Inhibitor p27RNA InterferenceMyocytes, Smooth MuscleMitogensDNA-Binding ProteinsBase SequenceCell Transformation, NeoplasticRats, Sprague-DawleyDisease Models, AnimalEnzyme ActivationInterleukin-2Enzyme InhibitorsProto-Oncogene ProteinsEar, InnerExtracellular Signal-Regulated MAP KinasesDNACell Cycle ProteinsProto-Oncogene Proteins c-mycCell AdhesionGrowth SubstancesWound HealingGrowth InhibitorsAntineoplastic Agentsbeta CateninRecombinant ProteinsCyclin-Dependent Kinase Inhibitor p21Transforming Growth Factor betaMAP Kinase Signaling System