Search Results - "Shera, Christopher"

Swept Along: Measuring Otoacoustic Emissions Using Continuously Varying Stimuli by Shera, Christopher A.

“…At the 2004 Midwinter Meeting of the Association for Research in Otolaryngology, Glenis Long and her colleagues introduced a method for measuring…”
Get full text

Otoacoustic emissions reveal the micromechanical role of organ-of-Corti cytoarchitecture in cochlear amplification by Shera, Christopher A, Altoè, Alessandro

“…The intricate, crystalline cytoarchitecture of the mammalian organ of Corti presumably plays an important role in cochlear amplification. As currently…”
Get full text

Whistling While it Works: Spontaneous Otoacoustic Emissions and the Cochlear Amplifier by Shera, Christopher A.

“…Perhaps the most striking evidence for active processes operating within the inner ears of mammals and non-mammals alike is their ability to spontaneously…”
Get full text

Characterizing a Joint Reflection-Distortion OAE Profile in Humans With Endolymphatic Hydrops by Stiepan, Samantha, Shera, Christopher A., Abdala, Carolina

“…Endolymphatic hydrops (EH), a hallmark of Meniere disease, is an inner-ear disorder where the membranes bounding the scala media are distended outward due to…”
Get full text

The cochlear ear horn: geometric origin of tonotopic variations in auditory signal processing by Altoè, Alessandro, Shera, Christopher A.

“…While separating sounds into frequency components and subsequently converting them into patterns of neural firing, the mammalian cochlea processes signal…”
Get full text

Cochlear outer hair cell electromotility enhances organ of Corti motion on a cycle-by-cycle basis at high frequencies in vivo by Dewey, James B., Altoè, Alessandro, Shera, Christopher A., Applegate, Brian E., Oghalai, John S.

“…Mammalian hearing depends on an amplification process involving prestin, a voltage-sensitive motor protein that enables cochlear outer hair cells (OHCs) to…”
Get full text

Detection of mild sensory hearing loss using a joint reflection-distortion otoacoustic emission profile by Abdala, Carolina, Benjamin, Tricia, Stiepan, Samantha, Luo, Ping, Shera, Christopher A.

“…Measuring and analyzing both nonlinear-distortion and linear-reflection otoacoustic emissions (OAEs) combined creates what we have termed a “joint-OAE…”
Get full text

Discovery of the cochlear traveling wave by Shera, Christopher A., Oxenham, Andrew J.

“…The Reflections series takes a look back on historical articles from The Journal of the Acoustical Society of America that have had a significant impact on the…”
Get full text

Crucial 3-D viscous hydrodynamic contributions to the theoretical modeling of the cochlear response by Sisto, Renata, Belardinelli, Daniele, Altoè, Alessandro, Shera, Christopher A., Moleti, Arturo

“…This study uses a 3-D representation of the cochlear fluid to extend the results of a recent paper [Sisto, Belardinelli, and Moleti (2021b). J. Acoust. Soc…”
Get full text

Compensating for ear-canal acoustics when measuring otoacoustic emissions by Charaziak, Karolina K., Shera, Christopher A.

“…Otoacoustic emissions (OAEs) provide an acoustic fingerprint of the inner ear, and changes in this fingerprint may indicate changes in cochlear function…”
Get full text

Optimizing swept-tone protocols for recording distortion-product otoacoustic emissions in adults and newborns by Abdala, Carolina, Luo, Ping, Shera, Christopher A

“…Distortion-product otoacoustic emissions (DPOAEs), which are routinely used in the audiology clinic and research laboratory, are conventionally recorded with…”
Get full text

Measuring stimulus-frequency otoacoustic emissions using swept tones by Kalluri, Radha, Shera, Christopher A

“…Although stimulus-frequency otoacoustic emissions (SFOAEs) offer compelling advantages as noninvasive probes of cochlear function, they remain underutilized…”
Get full text

The spiral staircase: tonotopic microstructure and cochlear tuning by Shera, Christopher A

“…Although usually assumed to be smooth and continuous, mammalian cochlear frequency-position maps are predicted to manifest a staircase-like structure…”
Get full text

Nonlinear time-domain cochlear model for transient stimulation and human otoacoustic emission by VERHULST, Sarah, DAU, Torsten, SHERA, Christopher A

“…This paper describes the implementation and performance of a nonlinear time-domain model of the cochlea for transient stimulation and human otoacoustic…”
Get full text

Interplay between traveling wave propagation and amplification at the apex of the mouse cochlea by Nankali, Amir, Shera, Christopher A., Applegate, Brian E., Oghalai, John S.

“…Sounds entering the mammalian ear produce waves that travel from the base to the apex of the cochlea. An electromechanical active process amplifies traveling…”
Get full text

Characterizing spontaneous otoacoustic emissions across the human lifespan by Abdala, Carolina, Luo, Ping, Shera, Christopher A.

“…This study characterizes 1571 archival and newly acquired spontaneous otoacoustic emissions (SOAEs) from 632 human subjects with ages ranging from premature…”
Get full text

Mammalian behavior and physiology converge to confirm sharper cochlear tuning in humans by Sumner, Christian J., Wells, Toby T., Bergevin, Christopher, Sollini, Joseph, Kreft, Heather A., Palmer, Alan R., Oxenham, Andrew J., Shera, Christopher A.

“…Frequency analysis of sound by the cochlea is the most fundamental property of the auditory system. Despite its importance, the resolution of this frequency…”
Get full text

Conserved features of eye movement related eardrum oscillations (EMREOs) across humans and monkeys by Lovich, Stephanie N, King, Cynthia D, Murphy, David L K, Abbasi, Hossein, Bruns, Patrick, Shera, Christopher A, Groh, Jennifer M

“…Auditory and visual information involve different coordinate systems, with auditory spatial cues anchored to the head and visual spatial cues anchored to the…”
Get full text

Constraints imposed by zero-crossing invariance on cochlear models with two mechanical degrees of freedom by Sisto, Renata, Shera, Christopher A., Altoè, Alessandro, Moleti, Arturo

“…The zero crossings of basilar-membrane (BM) responses to clicks are nearly independent of stimulus intensity. This work explores the constraints that this…”
Get full text

Bandpass Shape of Distortion-Product Otoacoustic Emission Ratio Functions Reflects Cochlear Frequency Tuning in Normal-Hearing Mice by Dewey, James B., Shera, Christopher A.

“…The frequency selectivity of the mammalian auditory system is critical for discriminating complex sounds like speech. This selectivity derives from the sharp…”
Get full text