Prestin's fast motor kinetics is essential for mammalian cochlear amplification

S Takahashi, Y Zhou, T Kojima… - Proceedings of the …, 2023 - National Acad Sciences
Prestin (SLC26A5)-mediated voltage-driven elongations and contractions of sensory outer
hair cells within the organ of Corti are essential for mammalian cochlear amplification …

How much prestin motor activity is required for normal hearing?

K Homma, S Takahashi, MA Cheatham - Hearing research, 2022 - Elsevier
Abstract Prestin (SLC26A5) is a membrane-based voltage-dependent motor protein
responsible for outer hair cell (OHC) somatic electromotility. Its importance for mammalian …

The V499G/Y501H mutation impairs fast motor kinetics of prestin and has significance for defining functional independence of individual prestin subunits

K Homma, C Duan, J Zheng, MA Cheatham… - Journal of Biological …, 2013 - ASBMB
Outer hair cells (OHCs) are a mammalian innovation for mechanically amplifying sound
energy to overcome the viscous damping of the cochlear partition. Although the voltage …

Prestin-based outer hair cell motility is necessary for mammalian cochlear amplification

P Dallos, X Wu, MA Cheatham, J Gao, J Zheng… - Neuron, 2008 - cell.com
It is a central tenet of cochlear neurobiology that mammalian ears rely on a local,
mechanical amplification process for their high sensitivity and sharp frequency selectivity …

FUNCTIONAL PROPERTIES OF PRESTIN–HOW THE MOTORMOLECULE WORKS WORK

B Fakler, D Oliver - Biophysics of the Cochlea: From Molecules to …, 2003 - World Scientific
Outer hair cells (OHC) of the mammalian cochlea exhibit electromotility that occurs at
acoustic frequencies and is thought to produce the amplification of vibrations required for the …

Cochlear outer hair cell motility

J Ashmore - Physiological reviews, 2008 - journals.physiology.org
Normal hearing depends on sound amplification within the mammalian cochlea. The
amplification, without which the auditory system is effectively deaf, can be traced to the …

Cysteine mutagenesis reveals transmembrane residues associated with charge translocation in prestin

RM McGuire, H Liu, FA Pereira, RM Raphael - Journal of Biological …, 2010 - ASBMB
The solute carrier transmembrane protein prestin (SLC26A5) drives an active
electromechanical transduction process in cochlear outer hair cells that increases hearing …

Megahertz sampling of prestin (SLC26a5) voltage-sensor charge movements in outer hair cell membranes reveals ultrasonic activity that may support electromotility …

J Santos-Sacchi, JP Bai… - Journal of Neuroscience, 2023 - Soc Neuroscience
Charged moieties in the outer hair cell (OHC) membrane motor protein, prestin, are driven
by transmembrane voltage to power OHC electromotility (eM) and cochlear amplification …

Anion transport by the cochlear motor protein prestin

M Schänzler, C Fahlke - The Journal of Physiology, 2012 - Wiley Online Library
Non‐technical summary Cochlear inner hair cells transform acoustic signals into electric
signals. Another type of hair cells, outer hair cells, actively amplifies sensory signals and …

HEI-OC1 cells as a model for investigating prestin function

C Park, P Thein, G Kalinec, F Kalinec - Hearing research, 2016 - Elsevier
Abstract The House Ear Institute-Organ of Corti 1 (HEI-OC1) is a mouse auditory cell line
that endogenously express, among other several markers of cochlear hair cells, the motor …