Evidence map›Paper›PMID 29395911›Full record

ArticleNeuron2018

Thermal Excitation of the Mechanotransduction Apparatus of Hair Cells.

Julien B Azimzadeh, Brian A Fabella, Nathaniel R Kastan, A J Hudspeth

Abstract read
In one paragraph

Article in Neuron, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

7 citing papers in PubMed.

  1. Infrared light stimulates the cochlea through a mechanical displacement detected and amplified by hair cells.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  2. Article
  3. Article
  4. Mechanotransduction in mammalian sensory hair cells.Molecular and cellular neurosciences · 2022
    Review
  5. Article
  6. How to Build a Fast and Highly Sensitive Sound Detector That Remains Robust to Temperature Shifts.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2019
    Article
  7. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Julien B AzimzadehHoward Hughes Medical Institute, The Rockefeller University, 1230 York Avenue, New York, NY 10065, USA; Laboratory of Sensory Neuroscience, The Rockefeller University, 1230 York Avenue, New York, NY 10065, USA.
Brian A FabellaHoward Hughes Medical Institute, The Rockefeller University, 1230 York Avenue, New York, NY 10065, USA; Laboratory of Sensory Neuroscience, The Rockefeller University, 1230 York Avenue, New York, NY 10065, USA.
Nathaniel R KastanHoward Hughes Medical Institute, The Rockefeller University, 1230 York Avenue, New York, NY 10065, USA; Laboratory of Sensory Neuroscience, The Rockefeller University, 1230 York Avenue, New York, NY 10065, USA.
A J HudspethHoward Hughes Medical Institute, The Rockefeller University, 1230 York Avenue, New York, NY 10065, USA; Laboratory of Sensory Neuroscience, The Rockefeller University, 1230 York Avenue, New York, NY 10065, USA. Electronic address: hudspaj@rockefeller.edu.

Funding

Weill Cornell/Rockefeller/Sloan-Kettering MST ProgramT32GM007739 · NIGMS · WEILL MEDICAL COLL OF CORNELL UNIV · PI HSU, KATHARINE C · 1985 to 2023
$51.1M
Investigating the mechanism of fast adaptation in auditory hair bundles.F30DC014215 · NIDCD · WEILL MEDICAL COLL OF CORNELL UNIV · PI AZIMZADEH, JULIEN · 2014 to 2017
$193k
Howard Hughes Medical InstituteNIDCD NIH HHS F30 DC014215NIGMS NIH HHS T32 GM007739
6 · The paper itself

Abstract

Although a hair bundle is normally deflected by mechanical stimuli, we found that irradiation of a hair cell from the bullfrog's sacculus with ultraviolet light causes rapid motion of the hair bundle toward its tall edge. This movement is associated with opening of mechanotransduction channels and disappears when tip links are disrupted. We localized the absorptive element responsible for the motion to the region directly below the hair bundle and measured an action spectrum similar to the absorption spectra of mitochondrial constituents. Temperature measurements revealed heating around the site of absorption; direct heating of the hair bundle confirmed that the response to light is mediated through heat. Although mechanical offsets of the hair bundle revealed that heat softens gating springs, it also acts directly to open transduction channels. This study identifies an unconventional method of hair-cell stimulation and clarifies the previously unexplained sensitivity of auditory organs to thermal stimulation.

Indexed as

Mechanotransduction, CellularUltraviolet RaysAnimalsFemaleHair Cells, AuditoryMalePhysical StimulationRana catesbeianaTemperatureauditory systeminfrared lightkinociliummitochondrionstereociliumultraviolet lightvestibular system

Identifiers

PMID29395911
PMCPMC5805653

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.