Evidence map›Paper›PMID 31530220›Full record

ArticleJournal of neurotrauma2020

Multiple Mild Traumatic Brain Injuries Lead to Visual Dysfunction in a Mouse Model.

Abhishek Desai, Huazhen Chen, Hee-Yong Kim

Open access · greenAbstract read
In one paragraph

Article in Journal of neurotrauma, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
2.4field-weighted citation impact, top 11% 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

19 citing papers in PubMed, 29 citations in OpenAlex.

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  8. N-Acetylcysteine Alleviates Depressive-Like Behaviors in Adolescent EAAC1International journal of biological sciences · 2024
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  14. Visual deficits after traumatic brain injury.Histology and histopathology · 2021
    Review
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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

3 authors at 2 institutions in 1 country.

Abhishek DesaiLaboratory of Molecular Signaling, NIAAA, NIH, Rockville, Maryland.
Huazhen ChenLaboratory of Molecular Signaling, NIAAA, NIH, Rockville, Maryland.
Hee-Yong KimLaboratory of Molecular Signaling, NIAAA, NIH, Rockville, Maryland.
Signal Processing (United States) · USUniformed Services University of the Health Sciences · US

Funding

Omega-3 fatty acids and traumatic brain injuryZIAAA000501 · NIAAA · NATIONAL INSTITUTE ON ALCOHOL ABUSE AND ALCOHOLISM · PI KIM, HEE-YONG · 2012 to 2022
$4.2M
6 · The paper itself

Abstract

Visual dysfunction is a common occurrence after traumatic brain injury (TBI). We investigated in this study effects of single or multiple mild TBI on visual function in mice using a closed head injury model that permits unconstrained head movement after impact. Adult mice were briefly anesthetized with isoflurane and given one or three mild TBI with the closed head injury by mechanically engineered rotational acceleration (CHIMERA) device with an interinjury interval of 24 h. Mice were then tested in the Morris water maze, visual cliff, and open field tests from day 19 to day 32 and for visual evoked potential at 5 weeks after the last injury and euthanized. Mice with multiple TBI showed impaired performance in the visible platform water maze test and had increased errors in the visual cliff test. Further, there was a graded difference in visual evoked potential, with the single injury mice showing modest reduction in N1 amplitude whereas the multiple injuries produced significant reduction compared to sham and single injury groups. The optic tract of the injured mice showed increases in glial cell immunostaining. The increase in glial fibrillary acid protein immunostaining reached statistical significance for both injured groups whereas the ionized calcium binding adaptor molecule 1 immunostaining was only significantly increased in the optic tract of repeatedly injured mice. These results indicate that multiple injuries using CHIMERA may result in visual deficits, which can affect certain behavioral performances. The change in vision may be a useful marker when monitoring repeated TBI outcome and screening for protective agents from TBI.

Indexed as

AnimalsBrain Injuries, TraumaticDisease Models, AnimalEvoked Potentials, VisualHead Injuries, ClosedMiceMice, Inbred C57BLOptic TractbehaviorCHIMERArepeated TBIVEPvisual acuity

Identifiers

PMID31530220
PMCPMC6964804
OpenAlexW2973542335

What OpenQuestion holds

Textmetadata
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.