2021
State dependent effects on the frequency response of prestin’s real and imaginary components of nonlinear capacitance
Santos-Sacchi J, Navaratnam D, Tan WJT. State dependent effects on the frequency response of prestin’s real and imaginary components of nonlinear capacitance. Scientific Reports 2021, 11: 16149. PMID: 34373481, PMCID: PMC8352928, DOI: 10.1038/s41598-021-95121-4.Peer-Reviewed Original ResearchEfferent feedback controls bilateral auditory spontaneous activity
Wang Y, Sanghvi M, Gribizis A, Zhang Y, Song L, Morley B, Barson DG, Santos-Sacchi J, Navaratnam D, Crair M. Efferent feedback controls bilateral auditory spontaneous activity. Nature Communications 2021, 12: 2449. PMID: 33907194, PMCID: PMC8079389, DOI: 10.1038/s41467-021-22796-8.Peer-Reviewed Original ResearchConceptsSpontaneous activityEfferent modulationEfferent pathwaysMedial olivocochlear systemCentral nervous systemCentral auditory systemInner hair cellsAuditory systemNicotinic acetylcholine receptorsSpontaneous activity patternsOlivocochlear systemHearing onsetEfferent systemChemogenetic experimentsBilateral couplingNervous systemAcetylcholine receptorsCircuit formationEfferent feedbackFiring patternsHair cellsΑ9/Auditory sensitivityBilateral correlationActivity patterns
2003
New tunes from Corti’s organ: the outer hair cell boogie rules
Santos-Sacchi J. New tunes from Corti’s organ: the outer hair cell boogie rules. Current Opinion In Neurobiology 2003, 13: 459-468. PMID: 12965294, DOI: 10.1016/s0959-4388(03)00100-4.Peer-Reviewed Original ResearchMeSH KeywordsAcoustic StimulationAnimalsAnion Transport ProteinsHair Cells, Auditory, OuterHumansMembrane PotentialsOrgan of CortiProteinsSulfate TransportersConceptsSpecial cell typesHair cellsOuter hair cell electromotilityHair cell electromotilityMolecular identificationCell typesMammalsMechanism of actionOuter hair cellsAdditional mechanismVertebratesCellsAmplificationMechanismKnockoutElectromotilityOrgansSuch amplificationCorti's organAcoustic stimuliRemarkable progress
1997
Mapping the distribution of outer hair cell voltage-dependent conductances by electrical amputation
Santos-Sacchi J, Huang GJ, Wu M. Mapping the distribution of outer hair cell voltage-dependent conductances by electrical amputation. Biophysical Journal 1997, 73: 1424-1429. PMID: 9284309, PMCID: PMC1181041, DOI: 10.1016/s0006-3495(97)78174-8.Peer-Reviewed Original ResearchConceptsLateral membranesVoltage magnitudeElectrical techniquesAcoustic frequencyKilohertz rangeOuter hair cell functionVoltage-dependent conductancesVoltage sensorPlasma membraneHair cell functionMechanical effectorsSynaptic poleVoltage-dependent currentsMembrane moleculesAuditory functionDense populationCell functionCable propertiesCochlear amplifierOHC motilitySensory receptors