Evidence map›Paper›PMID 29263237›Full record

ArticleThe Journal of neuroscience : the official journal of the Society for Neuroscience2018

Selective Suppression of Local Interneuron Circuits in Human Motor Cortex Contributes to Movement Preparation.

Ricci Hannah, Sean E Cavanagh, Sara Tremblay, Sara Simeoni, John C Rothwell

Registry-linked trialOpen access · hybridAbstract read
In one paragraph

Article in The Journal of neuroscience : the official journal of the Society for Neuroscience, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04807764 (Priming With High-Frequency Trans-spinal Stimulation to Augment Locomotor Benefits in Spinal Cord Injury), which is not on this map. Cited by 47 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed, 1 pooled it
6.5field-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.

NCT04807764 nacompletednot on this mapstarted 2021, after this paper: background citation

Priming With High-Frequency Trans-spinal Stimulation to Augment Locomotor Benefits in Spinal Cord Injury

TypeinterventionalSponsorCity University of New YorkRan2021 to 2024Enrolled14ConditionsSpinal Cord Injuries, Paraplegia, Spinal, Tetraplegia/Tetraparesis, Paraplegia, SpasticArmsStanding transspinal stimulation followed by robotic gait training, Lying transspinal stimulation followed by robotic gait training, Standing sham transspinal stimulation followed by robotic gait training
3 · Its place in the literature

Who cites it

47 citing papers in PubMed, 1 synthesis or guideline pooled it, 119 citations in OpenAlex.

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  20. Inhibition for gain modulation in the motor system.Experimental brain research · 2022
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors at 1 institution in 1 country.

Ricci HannahSobell Department of Motor Neuroscience and Movement Disorders, UCL Institute of Neurology, London, United Kingdom r.hannah@ucl.ac.uk.ORCID 0000-0001-5379-3292
Sean E CavanaghSobell Department of Motor Neuroscience and Movement Disorders, UCL Institute of Neurology, London, United Kingdom.ORCID 0000-0001-9275-2725
Sara TremblaySobell Department of Motor Neuroscience and Movement Disorders, UCL Institute of Neurology, London, United Kingdom.
Sara SimeoniSobell Department of Motor Neuroscience and Movement Disorders, UCL Institute of Neurology, London, United Kingdom.
John C RothwellSobell Department of Motor Neuroscience and Movement Disorders, UCL Institute of Neurology, London, United Kingdom.ORCID 0000-0003-1367-6467
Sobell House · GB

Funding

Biotechnology and Biological Sciences Research Council BB/N016793/1CIHRMedical Research Council MR/K01384X/1
6 · The paper itself

Abstract

Changes in neural activity occur in the motor cortex before movement, but the nature and purpose of this preparatory activity is unclear. To investigate this in the human (male and female) brain noninvasively, we used transcranial magnetic stimulation (TMS) to probe the excitability of distinct sets of excitatory inputs to corticospinal neurons during the warning period of various reaction time tasks. Using two separate methods (H-reflex conditioning and directional effects of TMS), we show that a specific set of excitatory inputs to corticospinal neurons are suppressed during motor preparation, while another set of inputs remain unaffected. To probe the behavioral relevance of this suppression, we examined whether the strength of the selective preparatory inhibition in each trial was related to reaction time. Surprisingly, the greater the amount of selective preparatory inhibition, the faster the reaction time was. This suggests that the inhibition of inputs to corticospinal neurons is not involved in preventing the release of movement but may in fact facilitate rapid reactions. Thus, selective suppression of a specific set of motor cortical neurons may be a key aspect of successful movement preparation.

Indexed as

AdultAnticipation, PsychologicalElectric StimulationElectromyographyEvoked Potentials, MotorFemaleH-ReflexHumansInterneuronsMaleMotor CortexMovementNeural PathwaysPsychomotor PerformancePyramidal TractsReaction Timecorticospinalinhibitionmotor cortexmotor preparationtranscranial magnetic stimulation

Identifiers

PMID29263237
PMCPMC5792480
OpenAlexW2781324873

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

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.