2017
Current carried by the Slc26 family member prestin does not flow through the transporter pathway
Bai JP, Moeini-Naghani I, Zhong S, Li FY, Bian S, Sigworth FJ, Santos-Sacchi J, Navaratnam D. Current carried by the Slc26 family member prestin does not flow through the transporter pathway. Scientific Reports 2017, 7: 46619. PMID: 28422190, PMCID: PMC5395958, DOI: 10.1038/srep46619.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCHO CellsCricetulusHEK293 CellsHumansIon Channel GatingIon TransportMutationProtein Structure, SecondarySulfate Transporters
2016
Synaptic Ribbons Require Ribeye for Electron Density, Proper Synaptic Localization, and Recruitment of Calcium Channels
Lv C, Stewart WJ, Akanyeti O, Frederick C, Zhu J, Santos-Sacchi J, Sheets L, Liao JC, Zenisek D. Synaptic Ribbons Require Ribeye for Electron Density, Proper Synaptic Localization, and Recruitment of Calcium Channels. Cell Reports 2016, 15: 2784-2795. PMID: 27292637, PMCID: PMC5334794, DOI: 10.1016/j.celrep.2016.05.045.Peer-Reviewed Original ResearchConceptsNeuromast hair cellsProper synaptic localizationHair cellsSynaptic ribbonsZebrafish genesProper localizationCalcium channelsSynaptic vesiclesSmall vesiclesEnhanced exocytosisFrameshift mutationRibeye proteinsSynaptic localizationVesiclesRelease sitesCellsRibeyeRibbon-like structuresNon-spiking cellsSensory systemsLocalizationGenesExocytosisSimilar numberProtein
2010
A highly expressing Tet-inducible cell line recapitulates in situ developmental changes in prestin's Boltzmann characteristics and reveals early maturational events
Bian S, Koo BW, Kelleher S, Santos-Sacchi J, Navaratnam DS. A highly expressing Tet-inducible cell line recapitulates in situ developmental changes in prestin's Boltzmann characteristics and reveals early maturational events. American Journal Of Physiology - Cell Physiology 2010, 299: c828-c835. PMID: 20631244, PMCID: PMC3774197, DOI: 10.1152/ajpcell.00182.2010.Peer-Reviewed Original Research
2004
Protein- and Lipid-Reactive Agents Alter Outer Hair Cell Lateral Membrane Motor Charge Movement
Santos-Sacchi J, Wu M. Protein- and Lipid-Reactive Agents Alter Outer Hair Cell Lateral Membrane Motor Charge Movement. The Journal Of Membrane Biology 2004, 200: 83-92. PMID: 15520906, DOI: 10.1007/s00232-004-0699-2.Peer-Reviewed Original Research
2003
Cl− flux through a non‐selective, stretch‐sensitive conductance influences the outer hair cell motor of the guinea‐pig
Rybalchenko V, Santos‐Sacchi J. Cl− flux through a non‐selective, stretch‐sensitive conductance influences the outer hair cell motor of the guinea‐pig. The Journal Of Physiology 2003, 547: 873-891. PMID: 12562920, PMCID: PMC2342734, DOI: 10.1111/j.1469-7793.2003.00873.x.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCarbenoxoloneCell MembraneChloride ChannelsChloridesCyclooxygenase InhibitorsElectric CapacitanceElectric ConductivityGadoliniumGuinea PigsHair Cells, Auditory, OuterIon Channel GatingMechanotransduction, CellularMembrane PotentialsMercuric ChlorideMicrodialysisNiflumic AcidOctanolsProteinsSulfonic AcidsConceptsOuter hair cell motorLateral membranesVoltage-dependent conformational changesLateral plasma membranePlasma membraneMotor proteinsCell motorProtein transitionsConformational changesRecent identificationPrestinSomatic motilityAllosteric modulationCL sensitivityAnion fluxHair cellsCochlear amplificationAcoustic ratesOuter hair cellsAlternative mechanismComplicated roleMembranePronounced shiftCellsAmplification
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
2001
Effects of membrane potential and tension on prestin, the outer hair cell lateral membrane motor protein
Santos‐Sacchi J, Shen W, Zheng J, Dallos P. Effects of membrane potential and tension on prestin, the outer hair cell lateral membrane motor protein. The Journal Of Physiology 2001, 531: 661-666. PMID: 11251048, PMCID: PMC2278494, DOI: 10.1111/j.1469-7793.2001.0661h.x.Peer-Reviewed Original ResearchConceptsMembrane tensionMembrane motor proteinMembrane-bound proteinsHuman embryonic kidney cellsLateral plasma membraneEmbryonic kidney cellsMolecular basisPlasma membraneProtein prestinMotor proteinsConformational changesHigh-resolution analysisPrestin activityPrestinKidney cellsMembrane potentialNon-uniform mapping of stress-induced, motility-related charge movement in the outer hair cell plasma membrane
Takahashi S, Santos-Sacchi J. Non-uniform mapping of stress-induced, motility-related charge movement in the outer hair cell plasma membrane. Pflügers Archiv - European Journal Of Physiology 2001, 441: 506-513. PMID: 11212214, DOI: 10.1007/s004240000455.Peer-Reviewed Original ResearchConceptsCell plasma membranePlasma membraneLateral membranesOuter hair cell plasma membraneVoltage-dependent motilityMammalian cochlear amplifierOuter hair cell electromotilityMembrane microdomainsGating currentsHair cell electromotilityTurgor pressureOHC motorMolecular motorsElectromotile responseMembraneMotilityCytoskeletonCharge movementBell-shaped distributionMicrodomainsElectromotilityNon-uniform mappingPronase treatmentCochlear amplifierPronase
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 ResearchMeSH KeywordsAnimalsElectrophysiologyGap JunctionsGuinea PigsIon Channel GatingIon ChannelsOrgan of Corti
1999
Distortion Component Analysis of Outer Hair Cell Motility-Related Gating Charge
Takahashi S, Santos-Sacchi J. Distortion Component Analysis of Outer Hair Cell Motility-Related Gating Charge. The Journal Of Membrane Biology 1999, 169: 199-207. PMID: 10354466, DOI: 10.1007/s002329900531.Peer-Reviewed Original ResearchAuditory 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
Temperature dependence of outer hair cell nonlinear capacitance
Santos-Sacchi J, Huang G. Temperature dependence of outer hair cell nonlinear capacitance. Hearing Research 1998, 116: 99-106. PMID: 9508032, DOI: 10.1016/s0378-5955(97)00204-9.Peer-Reviewed Original Research
1996
Effects of Salicylate and Lanthanides on Outer Hair Cell Motility and Associated Gating Charge
Kakehata S, Santos-Sacchi J. Effects of Salicylate and Lanthanides on Outer Hair Cell Motility and Associated Gating Charge. Journal Of Neuroscience 1996, 16: 4881-4889. PMID: 8756420, PMCID: PMC6579298, DOI: 10.1523/jneurosci.16-16-04881.1996.Peer-Reviewed Original ResearchConceptsOuter hair cellsEffects of salicylateConcentration-response curvesGuinea pig outer hair cellsOHC motilityAuditory frequency selectivityForm of salicylateHalf-maximal concentrationReversible tinnitusHearing lossDepolarized levelsHair cell motilityComparable groupsHair cellsOuter Hair Cell MotilityInner aspectOuter aspectSubsurface cisternaeTrypsin treatmentMotilityPressure changesHill coefficientSalicylatePresent experimentsVoltage-induced movement
1991
Reversible inhibition of voltage-dependent outer hair cell motility and capacitance
Santos-Sacchi J. Reversible inhibition of voltage-dependent outer hair cell motility and capacitance. Journal Of Neuroscience 1991, 11: 3096-3110. PMID: 1941076, PMCID: PMC6575435, DOI: 10.1523/jneurosci.11-10-03096.1991.Peer-Reviewed Original Research