Hair Cells, Auditory, OuterHair Cells, AuditoryHair Cells, Auditory, InnerHairCochleaOrgan of CortiHair Cells, VestibularSaccule and UtricleBasilar MembraneElectric CapacitanceHair FollicleTectorial MembraneMechanotransduction, CellularEar, InnerHearingStereociliaCochlear Microphonic PotentialsEvoked Potentials, Auditory, Brain StemGuinea PigsOtoacoustic Emissions, SpontaneousCochlear DiseasesAnion Transport ProteinsSpiral GanglionMolecular Motor ProteinsHearing LossHearing Loss, Noise-InducedAuditory ThresholdCochlear NerveStria VascularisHair Cells, AmpullaNeurons, EfferentChinchillaGerbillinaeDeafnessBacterial Outer Membrane ProteinsAcoustic StimulationVestibule, LabyrinthHair ColorHair DiseasesTranscription Factor Brn-3CLateral Line SystemCochlear DuctPyridinium CompoundsHearing Loss, SensorineuralMembrane PotentialsPresbycusisEfferent PathwaysCiliaNoiseHair RemovalMicroscopy, Electron, ScanningLabyrinth Supporting CellsKCNQ Potassium ChannelsElectrophysiologyHair DyesDihydrostreptomycin SulfateSoundHair PreparationsPatch-Clamp TechniquesAcoustic MaculaeSalicylatesVestibulocochlear Nerve DiseasesAnimals, NewbornSodium SalicylateCell MembraneAuditory PathwaysOlivary NucleusRana catesbeianaVestibulocochlear NerveElectric ConductivityGentamicinsNeomycinModels, BiologicalTurtlesAmplifiers, ElectronicOrgan Culture TechniquesEvoked Potentials, AuditoryPerilymphVibrationHearing Loss, CentralMice, KnockoutEndolymphRod Cell Outer SegmentScala TympaniHearing DisordersMice, Mutant StrainsAcoustic Impedance TestsPhysical StimulationCalciumRegenerationAudiometry, Evoked ResponseBiomechanical PhenomenaMechanoreceptorsVestibular Nucleus, LateralKanamycinImmunohistochemistryMice, Inbred CBAAlopeciaElectric StimulationMicroscopy, Confocal