Evidence map›Paper›PMID 33157020›Full record

ArticleCurrent biology : CB2021

Auditory Corticothalamic Neurons Are Recruited by Motor Preparatory Inputs.

Kameron K Clayton, Ross S Williamson, Kenneth E Hancock, Gen-Ichi Tasaka, Adi Mizrahi, Troy A Hackett, Daniel B Polley

Open access · greenAbstract read
In one paragraph

Article in Current biology : CB, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 57 papers.

0numbers the graph read from it
0cells of the map it votes in
57citing papers in PubMed
5.9field-weighted citation impact, top 3% of its field
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

57 citing papers in PubMed, 92 citations in OpenAlex.

  1. Article
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  9. Synaptic Properties of Layer 6 Auditory Corticothalamic Inputs in Normal Hearing and Noise-Induced Hearing Loss.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2025
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  10. Review
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  13. Layer 6 Corticothalamic Neurons Induce High Gamma Oscillations Through Cortico-cortical and Cortico-thalamo-cortical Pathways.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2025
    Article
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  15. Layer 6 is a hub for cholinergic modulation in the mouse auditory cortex.bioRxiv : the preprint server for biology · 2025
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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

7 authors at 3 institutions in 2 countries.

Kameron K ClaytonEaton-Peabody Laboratories, Massachusetts Eye and Ear Infirmary, Boston, MA 02114, USA.
Ross S WilliamsonEaton-Peabody Laboratories, Massachusetts Eye and Ear Infirmary, Boston, MA 02114, USA; Department of Otolaryngology - Head and Neck Surgery, Harvard Medical School, Boston, MA 02114, USA.
Kenneth E HancockEaton-Peabody Laboratories, Massachusetts Eye and Ear Infirmary, Boston, MA 02114, USA; Department of Otolaryngology - Head and Neck Surgery, Harvard Medical School, Boston, MA 02114, USA.
Gen-Ichi TasakaDepartment of Neurobiology, The Edmond and Lily Safra Center for Brain Sciences, The Hebrew University of Jerusalem, Jerusalem 91904, Israel.
Adi MizrahiDepartment of Neurobiology, The Edmond and Lily Safra Center for Brain Sciences, The Hebrew University of Jerusalem, Jerusalem 91904, Israel.
Troy A HackettDepartment of Hearing and Speech Sciences, Vanderbilt University Medical Center, Nashville, TN 37203, USA.
Daniel B PolleyEaton-Peabody Laboratories, Massachusetts Eye and Ear Infirmary, Boston, MA 02114, USA; Department of Otolaryngology - Head and Neck Surgery, Harvard Medical School, Boston, MA 02114, USA. Electronic address: daniel_polley@meei.harvard.edu.
Massachusetts Eye and Ear Infirmary · USHebrew University of Jerusalem · ILVanderbilt University Medical Center · US

Funding

Overall: Eunice Kennedy Shriver Intellectual and Developmental Disabilities Research Center at VanderbiltP50HD103537 · NICHD · VANDERBILT UNIVERSITY MEDICAL CENTER · PI Jeffrey L Neul · 2020 to 2026
$10.3M
Corticofugal Circuits for Active ListeningR01DC017078 · NIDCD · MASSACHUSETTS EYE AND EAR INFIRMARY · PI Daniel B. Polley · 2018 to 2026
$5.6M
Identification of Cellular Phenotypes in the Auditory ForebrainR01DC015388 · NIDCD · VANDERBILT UNIVERSITY MEDICAL CENTER · PI HACKETT, TROY A. · 2016 to 2020
$1.7M
Howard Hughes Medical InstituteNICHD NIH HHS P50 HD103537NIDCD NIH HHS R01 DC015388NIDCD NIH HHS R01 DC017078
6 · The paper itself

Abstract

Corticothalamic (CT) neurons comprise the largest component of the descending sensory corticofugal pathway, but their contributions to brain function and behavior remain an unsolved mystery. To address the hypothesis that layer 6 (L6) CTs may be activated by extra-sensory inputs prior to anticipated sounds, we performed optogenetically targeted single-unit recordings and two-photon imaging of Ntsr1-Cre+ L6 CT neurons in the primary auditory cortex (A1) while mice were engaged in an active listening task. We found that L6 CTs and other L6 units began spiking hundreds of milliseconds prior to orofacial movements linked to sound presentation and reward, but not to other movements such as locomotion, which were not linked to an explicit behavioral task. Rabies tracing of monosynaptic inputs to A1 L6 CT neurons revealed a narrow strip of cholinergic and non-cholinergic projection neurons in the external globus pallidus, suggesting a potential source of motor-related input. These findings identify new pathways and local circuits for motor modulation of sound processing and suggest a new role for CT neurons in active sensing.

Indexed as

Acoustic StimulationAnimalsAuditory CortexAuditory PerceptionGlobus PallidusIntravital MicroscopyMaleMiceMovementNeural PathwaysNeuronsOptical ImagingRewardStereotaxic TechniquesThalamusauditory cortexcholinergiccorollary dischargeefference copyFoxP2internal statelocomotionmovementpallidocorticalsensorimotor integration

Identifiers

PMID33157020
PMCPMC7855066
OpenAlexW3095081349

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

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.