Evidence map›Paper›PMID 25527486›Full record

ArticleNeurorehabilitation and neural repair2016

Enduring Poststroke Motor Functional Improvements by a Well-Timed Combination of Motor Rehabilitative Training and Cortical Stimulation in Rats.

Amber J O'Bryant, DeAnna L Adkins, Austen A Sitko, Hannah L Combs, Sarah K Nordquist, Theresa A Jones

Abstract read
In one paragraph

Article in Neurorehabilitation and neural repair, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing 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

17 citing papers in PubMed.

  1. Article
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  8. Coordinated Plasticity of Synapses and Astrocytes Underlies Practice-Driven Functional Vicariation in Peri-Infarct Motor Cortex.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2018
    Article
  9. Article
  10. Review
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  15. Article
  16. Targeted, activity-dependent spinal stimulation produces long-lasting motor recovery in chronic cervical spinal cord injury.Proceedings of the National Academy of Sciences of the United States of America · 2015
    Article
  17. Review
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

6 authors.

Amber J O'BryantThe University of Texas at Austin, Austin, TX, USA.
DeAnna L AdkinsMedical University of South Carolina, Charleston, SC, USA.
Austen A SitkoThe University of Texas at Austin, Austin, TX, USA.
Hannah L CombsThe University of Texas at Austin, Austin, TX, USA.
Sarah K NordquistThe University of Texas at Austin, Austin, TX, USA.
Theresa A JonesThe University of Texas at Austin, Austin, TX, USA tj@austin.utexas.edu.

Funding

Optimization of the Cortical Stimulation Protocol for Motor RecoveryU54NS048126 · NINDS · UNIVERSITY OF KANSAS MEDICAL CENTER · PI NUDO, RANDOLPH J. · 2005 to 2008
$3.8M
Neural Mechanisms of Compensating for Brain DamageR01NS056839 · NINDS · UNIVERSITY OF TEXAS AT AUSTIN · PI JONES, THERESA A · 2007 to 2016
$3.3M
NEURAL MECHANISMS OF COMPENSATING FOR BRAIN DAMAGER37NS056839 · NINDS · UNIVERSITY OF TEXAS AT AUSTIN · PI JONES, THERESA A · 2018 to 2024
$2.6M
Cortical Stimulation to Enhance Motor Recovery Following Traumatic Brain InjuryR01NS065866 · NINDS · UNIVERSITY OF TEXAS AT AUSTIN · PI ADKINS, DEANNA L · 2011 to 2015
$1.2M
Cortical Stimulation to Enhance Experience-Dependent Plasticity After StrokeR21NS063332 · NINDS · UNIVERSITY OF TEXAS AT AUSTIN · PI JONES, THERESA A · 2009 to 2010
$417k
NINDS NIH HHS NIH/NINDS R21NS063332NINDS NIH HHS NS056839NINDS NIH HHS R01 NS056839NINDS NIH HHS R01 NS065866NINDS NIH HHS R21 NS063332NINDS NIH HHS R37 NS056839NINDS NIH HHS U54 NS048126NINDS NIH HHS U54NS048126
6 · The paper itself

Abstract

backgroundIn animal stroke models, peri-infarct cortical stimulation (CS) combined with rehabilitative reach training (RT) enhances motor functional outcome and cortical reorganization, compared with RT alone. It was unknown whether the effects of CS + RT (a) persist long after treatment, (b) can be enhanced by forcing greater use of the paretic limb, and (C) vary with treatment onset time.

objectiveTo test the endurance, time sensitivity, and the potential for augmentation by forced forelimb use of CS + RT treatment effects following ischemic stroke.

methodsAdult rats that were proficient in skilled reaching received unilateral ischemic motor cortical lesions. RT was delivered for 3 weeks alone or concurrently with 100-Hz cathodal epidural CS, delivered at 50% of movement thresholds. In study 1, this treatment was initiated at 14 days postinfarct, with some subgroups receiving an overlapping period of continuous constraint of the nonparetic forelimb to force use of the paretic limb. The function of the paretic limb was assessed weekly for 9 to 10 months posttreatment. In study 2, rats underwent CS, RT, and the combination during the chronic postinfarct period.

resultsEarly onset CS + RT resulted in greater functional improvements than RT alone. The CS-related gains persisted for 9 to 10 months posttreatment and were not significantly influenced by forced use of the paretic limb. When treatment onset was delayed until 3 months post-infarct, RT alone improved function, but CS + RT was no more effective than RT alone.

conclusionCS can enhance the persistence, as well as the magnitude of RT-driven functional improvements, but its effectiveness in doing so may vary with time postinfarct.

Indexed as

AnimalsBrain IschemiaCombined Modality TherapyDisease Models, AnimalElectric Stimulation TherapyExercise TherapyMaleMotor CortexRatsRats, Long-EvansStrokeStroke RehabilitationTime Factorsconstraint-induced movement therapyfacilitative stimulationischemiamotor cortexmotor skill learningrecovery of function

Identifiers

PMID25527486
PMCPMC4474792

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.