Evidence map›Paper›PMID 31893393›Full record

ArticleAdvances in experimental medicine and biology2020

Anodal Transcranial Direct Current Stimulation Improves Impaired Cerebrovascular Reactivity in Traumatized Mouse Brain.

Olga A Bragina, Oxana V Semyachkina-Glushkovskaya, Edwin M Nemoto, Denis E Bragin

Open access · greenAbstract read
In one paragraph

Article in Advances in experimental medicine and biology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
2.7field-weighted citation impact, top 6% 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

6 citing papers in PubMed, 8 citations in OpenAlex.

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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

4 authors at 2 institutions in 2 countries.

Olga A BraginaDepartment of Neurosurgery, University of New Mexico School of Medicine, Albuquerque, NM, USA.
Oxana V Semyachkina-GlushkovskayaDepartment of Human and Animal Physiology, Saratov State University, Saratov, Russia.
Edwin M NemotoDepartment of Neurosurgery, University of New Mexico School of Medicine, Albuquerque, NM, USA.
Denis E BraginDepartment of Neurosurgery, University of New Mexico School of Medicine, Albuquerque, NM, USA. dbragin@salud.unm.edu.
Saratov State University · RUUniversity of New Mexico · US

Funding

University of New Mexico (UNM) Center for Brain Recovery and RepairP20GM109089 · NIGMS · UNIVERSITY OF NEW MEXICO HEALTH SCIS CTR · PI SHUTTLEWORTH, CLAUDE W · 2015 to 2024
$22.7M
Brain Injury Treatment by Modulation of Hemodynamics With Blood Soluble Drag Reducing MoleculesR01NS112808 · NINDS · UNIVERSITY OF NEW MEXICO HEALTH SCIS CTR · PI BRAGIN, DENIS E. · 2019 to 2023
$2.1M
NIGMS NIH HHS P20 GM109089NINDS NIH HHS R01 NS112808
6 · The paper itself

Abstract

Cerebrovascular reactivity (CVR) is a compensatory mechanism where blood vessels dilate in response to a vasodilatory stimulus, and is a biomarker of vascular reserve and microvascular health. Impaired CVR indicates microvascular hemodynamic dysfunction, which is implicated in traumatic brain injury (TBI) and associated with long-term neurological deficiency. Recently we have shown that anodal transcranial direct current stimulation (tDCS) caused prolonged dilatation of cerebral arterioles that increased brain microvascular flow and tissue oxygenation in traumatized mouse brain and was associated with neurologic improvement. Here we evaluate the effects of tDCS on impaired CVR and microvascular cerebral blood flow (mCBF) regulation after TBI. TBI was induced in mice by controlled cortical impact (CCI). Cortical microvascular tone, mCBF, and tissue oxygen supply (by nicotinamide adenine dinucleotide, NADH) were measured by two-photon laser scanning microscopy before and after anodal tDCS (0.1 mA/15 min). CVR and mCBF regulation were evaluated by measuring changes in arteriolar diameters and NADH during hypercapnia test before and after tDCS. Transient hypercapnia was induced by 60-s increase of CO

Indexed as

Brain Injuries, TraumaticCerebrovascular CirculationTranscranial Direct Current StimulationAnimalsBrainHypercapniaMiceCerebrovascular reactivity (CVR)Hypercapnia testMicrovascular dysfunctionTranscranial direct current stimulation (tDCS)Traumatic brain injury (TBI)

Identifiers

PMID31893393
PMCPMC7307636
OpenAlexW2998102396

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.