Evidence map›Paper›PMID 34083587›Full record

ArticleScientific reports2021

Axonopathy precedes cell death in ocular damage mediated by blast exposure.

Nickolas A Boehme, Adam Hedberg-Buenz, Nicole Tatro, Michael Bielecki, William C Castonguay, Todd E Scheetz, Michael G Anderson, Laura M Dutca

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
2.1field-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

14 citing papers in PubMed, 27 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

8 authors at 2 institutions in 1 country.

Nickolas A BoehmeCenter for the Prevention and Treatment of Visual Loss, Iowa City VA Healthcare System, 601 Hwy 6 W (151), Iowa City, IA, 52772, USA.
Adam Hedberg-BuenzCenter for the Prevention and Treatment of Visual Loss, Iowa City VA Healthcare System, 601 Hwy 6 W (151), Iowa City, IA, 52772, USA.
Nicole TatroDepartment of Ophthalmology and Visual Science, The University of Iowa, Iowa City, IA, USA.
Michael BieleckiDepartment of Ophthalmology and Visual Science, The University of Iowa, Iowa City, IA, USA.
William C CastonguayCenter for the Prevention and Treatment of Visual Loss, Iowa City VA Healthcare System, 601 Hwy 6 W (151), Iowa City, IA, 52772, USA.
Todd E ScheetzDepartment of Ophthalmology and Visual Science, The University of Iowa, Iowa City, IA, USA.
Michael G AndersonCenter for the Prevention and Treatment of Visual Loss, Iowa City VA Healthcare System, 601 Hwy 6 W (151), Iowa City, IA, 52772, USA.
Laura M DutcaCenter for the Prevention and Treatment of Visual Loss, Iowa City VA Healthcare System, 601 Hwy 6 W (151), Iowa City, IA, 52772, USA. laura-dutca@uiowa.edu.
University of Iowa · USIowa City VA Health Care System · US

Funding

Stem Cell and Organoid CoreP30EY025580 · NEI · UNIVERSITY OF IOWA · PI Robert Foster Mullins · 2016 to 2026
$6.9M
Diabetes Research Training Program Diversity SupplementT32DK112751 · NIDDK · UNIVERSITY OF IOWA · PI Andrew W Norris · 2017 to 2026
$4.8M
Genetic modifiers of Cep290-mediated retinal degenerationR21EY029609 · NEI · UNIVERSITY OF IOWA · PI ANDERSON, MICHAEL G · 2018 to 2019
$419k
Therapy of Nocturnal Intraocular Pressure Elevation Causing Glaucoma ProgressionI01RX001481 · VA · IOWA CITY VA MEDICAL CENTER · PI ANDERSON, MICHAEL G · 2015 to 2019
–
Mechanisms of neuronal dysfunction in mild traumatic brain injuryIK2RX002003 · VA · IOWA CITY VA MEDICAL CENTER · PI DUTCA, LAURA MIRELA · 2016 to 2020
–
NEI NIH HHS P30 EY025580NIDDK NIH HHS T32 DK112751RRD VA I01 RX001481RRD VA IK2 RX002003
6 · The paper itself

Abstract

Traumatic brain injuries (TBI) of varied types are common across all populations and can cause visual problems. For military personnel in combat settings, injuries from blast exposures (bTBI) are prevalent and arise from a myriad of different situations. To model these diverse conditions, we are one of several groups modeling bTBI using mice in varying ways. Here, we report a refined analysis of retinal ganglion cell (RGC) damage in male C57BL/6J mice exposed to a blast-wave in an enclosed chamber. Ganglion cell layer thickness, RGC density (BRN3A and RBPMS immunoreactivity), cellular density of ganglion cell layer (hematoxylin and eosin staining), and axon numbers (paraphenylenediamine staining) were quantified at timepoints ranging from 1 to 17-weeks. RNA sequencing was performed at 1-week and 5-weeks post-injury. Earliest indices of damage, evident by 1-week post-injury, are a loss of RGC marker expression, damage to RGC axons, and increase in glial markers expression. Blast exposure caused a loss of RGC somas and axons-with greatest loss occurring by 5-weeks post-injury. While indices of glial involvement are prominent early, they quickly subside as RGCs are lost. The finding that axonopathy precedes soma loss resembles pathology observed in mouse models of glaucoma, suggesting similar mechanisms.

Indexed as

AnimalsAxonsBiomarkersBlast InjuriesBrain Injuries, TraumaticCell DeathDisease Models, AnimalGene Expression ProfilingMiceRetinal Ganglion CellsTime FactorsTomography, Optical CoherenceVision DisordersBiomarkers

Identifiers

PMID34083587
PMCPMC8175471
OpenAlexW3164446801

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.