Otoacoustic estimation of cochlear tuning: validation in the chinchilla

CA Shera, JJ Guinan, AJ Oxenham - … of the Association for Research in …, 2010 - Springer
We analyze published auditory-nerve and otoacoustic measurements in chinchilla to test a
network of hypothesized relationships between cochlear tuning, cochlear traveling-wave …

Otoacoustic emissions reveal the micromechanical role of organ-of-Corti cytoarchitecture in cochlear amplification

CA Shera, A Altoè - … of the National Academy of Sciences, 2023 - National Acad Sciences
The intricate, crystalline cytoarchitecture of the mammalian organ of Corti presumably plays
an important role in cochlear amplification. As currently understood, the oblique, Y-shaped …

The Long Outer-Hair-Cell RC Time Constant: A Feature, Not a Bug, of the Mammalian Cochlea

A Altoè, CA Shera - Journal of the Association for Research in …, 2023 - Springer
The cochlea of the mammalian inner ear includes an active, hydromechanical amplifier
thought to arise via the piezoelectric action of the outer hair cells (OHCs). A classic problem …

Overturning the mechanisms of cochlear amplification via area deformations of the organ of Corti

A Altoè, JB Dewey, KK Charaziak, JS Oghalai… - The Journal of the …, 2022 - pubs.aip.org
The mammalian ear embeds a cellular amplifier that boosts sound-induced
hydromechanical waves as they propagate along the cochlea. The operation of this amplifier …

The cochlear ear horn: geometric origin of tonotopic variations in auditory signal processing

A Altoè, CA Shera - Scientific reports, 2020 - nature.com
While separating sounds into frequency components and subsequently converting them into
patterns of neural firing, the mammalian cochlea processes signal components in ways that …

Laser amplification with a twist: traveling-wave propagation and gain functions from throughout the cochlea

CA Shera - The Journal of the Acoustical Society of America, 2007 - pubs.aip.org
Except at the handful of sites explored by the inverse method, the characteristics—indeed,
the very existence—of traveling-wave amplification in the mammalian cochlea remain …

Time-frequency domain filtering of evoked otoacoustic emissions

A Moleti, F Longo, R Sisto - The Journal of the Acoustical Society of …, 2012 - pubs.aip.org
Time-domain filtering is a standard analysis technique, which is used to disentangle the two
main vector components of the distortion product otoacoustic emission response, exploiting …

Cochlear frequency tuning and otoacoustic emissions

CA Shera, KK Charaziak - Cold Spring …, 2019 - perspectivesinmedicine.cshlp.org
Otoacoustic emissions (OAEs) evoked from the inner ear are the barely audible, signature
byproduct of the delicate hydromechanical amplifier that evolved within its bony walls …

Distortion product emissions from a cochlear model with nonlinear mechanoelectrical transduction in outer hair cells

YW Liu, ST Neely - The Journal of the Acoustical Society of America, 2010 - pubs.aip.org
A model of cochlear mechanics is described in which force-producing outer hair cells (OHC)
are embedded in a passive cochlear partition. The OHC mechanoelectrical transduction …

Measuring stimulus-frequency otoacoustic emissions using swept tones

R Kalluri, CA Shera - The Journal of the Acoustical Society of America, 2013 - pubs.aip.org
Although stimulus-frequency otoacoustic emissions (SFOAEs) offer compelling advantages
as noninvasive probes of cochlear function, they remain underutilized compared to other …