2017
Prestin: Molecular Mechanisms Underlying Outer Hair Cell Electromotility
Santos-Sacchi J, Navaratnam D, Raphael R, Oliver D. Prestin: Molecular Mechanisms Underlying Outer Hair Cell Electromotility. Springer Handbook Of Auditory Research 2017, 62: 113-145. DOI: 10.1007/978-3-319-52073-5_5.Peer-Reviewed Original ResearchOuter hair cellsMammalian inner earOuter Hair Cell ElectromotilityHair cell electromotilitySLC26 familyMolecular mechanismsMembrane lipidsConformational changesMechanical feedback mechanismMolecular motorsTension sensitivityPrestinHair cellsVoltage-sensor charge movementAnion transportersReceptor potentialProteinMolecular conformational changesInner earStructural determinationIntracellular chlorideCharge movementTraffickingFeedback mechanismMechanism
2013
Chapter 25 Audition
Brown M, Santos-Sacchi J. Chapter 25 Audition. 2013, 553-576. DOI: 10.1016/b978-0-12-385870-2.00025-1.Peer-Reviewed Original ResearchHair cellsOuter hair cellsMore apical locationsCochlear nucleusMedial geniculateNerve fibersAuditory brainstemAuditory cortexInferior colliculusAuditory nerveSuperior oliveComplex sound stimuliSensitivity of hearingCochlear implantsInteraural level differencesInner earCentral pathwaysReceptor cellsSound stimuliAuditory systemInteraural timeSound localizationIon channelsApical locationMechanoreceptors
2002
Functional motor microdomains of the outer hair cell lateral membrane
Santos-Sacchi J. Functional motor microdomains of the outer hair cell lateral membrane. Pflügers Archiv - European Journal Of Physiology 2002, 445: 331-336. PMID: 12466934, DOI: 10.1007/s00424-002-0928-4.Peer-Reviewed Original ResearchConceptsOperating voltage rangeLateral membranesMammalian inner earOuter hair cell lateral membraneOuter hair cellsMotor proteinsFunctional variationMechanical deformationNeuroepithelial cellsVoltage rangeMicrodomainsWhole cellsMidpoint voltageHair cellsMotor chargeCell characteristicsMembraneCellsNonlinear capacitanceInner ear
2000
Voltage Gating of Gap Junctions in Cochlear Supporting Cells: Evidence for Nonhomotypic Channels
Zhao H, Santos-Sacchi J. Voltage Gating of Gap Junctions in Cochlear Supporting Cells: Evidence for Nonhomotypic Channels. The Journal Of Membrane Biology 2000, 175: 17-24. PMID: 10811964, DOI: 10.1007/s002320001051.Peer-Reviewed Original Research
1999
Auditory collusion and a coupled couple of outer hair cells
Zhao H, Santos-Sacchi J. Auditory collusion and a coupled couple of outer hair cells. Nature 1999, 399: 359-362. PMID: 10360573, DOI: 10.1038/20686.Peer-Reviewed Original Research
1998
Effect of Membrane Tension on Gap Junctional Conductance of Supporting Cells in Corti's Organ
Zhao H, Santos-Sacchi J. Effect of Membrane Tension on Gap Junctional Conductance of Supporting Cells in Corti's Organ. The Journal Of General Physiology 1998, 112: 447-455. PMID: 9758863, PMCID: PMC2229429, DOI: 10.1085/jgp.112.4.447.Peer-Reviewed Original ResearchConceptsTurgor pressureInner ear gap junctionsMembrane tensionPositive turgor pressureProtein kinase inhibitorsGap junctionsOsmotic pressure regulationPipette pressureSupporting cellsInner earMicroM HCochlear homeostasisGap junctional conductanceKinase inhibitorsMechanical forcesCell sizeJunctional conductance
1993
Voltage-dependent ionic conductances of type I spiral ganglion cells from the guinea pig inner ear
Santos-Sacchi J. Voltage-dependent ionic conductances of type I spiral ganglion cells from the guinea pig inner ear. Journal Of Neuroscience 1993, 13: 3599-3611. PMID: 8393487, PMCID: PMC6576533, DOI: 10.1523/jneurosci.13-08-03599.1993.Peer-Reviewed Original ResearchConceptsType I spiral ganglion cellsSpiral ganglion cellsOutward K currentsGuinea pig inner earGanglion cellsK currentsSpiral ganglion cell somataTTX-sensitive Na currentsInner earGanglion cell somataSpontaneous spike activityWhole-cell voltage clampNa currentIntrinsic membrane propertiesInner hair cellsSingle-unit studiesSingle-unit activityHalf-maximal amplitudeAfferent innervationCochlear nucleusIntrinsic electrical propertiesVoltage-dependent ionic conductancesCell somataExtracellular ionic environmentSpike activity
1987
Electrical coupling differs in the in vitro and in vivo organ of Corti
Santos-Sacchi J. Electrical coupling differs in the in vitro and in vivo organ of Corti. Hearing Research 1987, 25: 227-232. PMID: 3558131, DOI: 10.1016/0378-5955(87)90094-3.Peer-Reviewed Original ResearchConceptsOrgan of CortiBony cochleaVivo preparationInner earLateral wallGuinea pig organAnesthetized animalsPig organsStria vascularisEndolymphatic potentialCortiReissner's membraneMedium 199Perfusion chamberCochleaVivo experimentsApical sideOrgansKCl electrodesM KCl electrodesElectrical couplingUnique microenvironmentCellsEarThird turn
1985
The effects of cytoplasmic acidification upon electrical coupling in the organ of Corti
Santos-Sacchi J. The effects of cytoplasmic acidification upon electrical coupling in the organ of Corti. Hearing Research 1985, 19: 207-215. PMID: 3934121, DOI: 10.1016/0378-5955(85)90140-6.Peer-Reviewed Original Research