Evidence map›Paper›PMID 22672534›Full record

ArticleBMC neuroscience2012

Retinal ganglion cell survival and axon regeneration in WldS transgenic rats after optic nerve crush and lens injury.

Barbara Lorber, Alessia Tassoni, Natalie D Bull, Marilita M Moschos, Keith R Martin

Open access · goldAbstract read
In one paragraph

Article in BMC neuroscience, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
–field-weighted citation impact, top 96% 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

13 citing papers in PubMed, 0 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

5 authors at 2 institutions in 3 countries.

Barbara LorberCentre for Brain Repair, University of Cambridge, UK.
Alessia Tassoni
Natalie D Bull
Marilita M Moschos
Keith R Martin
University of Cambridge · GBAddenbrooke's Hospital · GB

Funding

Wellcome Trust 079249
6 · The paper itself

Abstract

backgroundWe have previously shown that the slow Wallerian degeneration mutation, whilst delaying axonal degeneration after optic nerve crush, does not protect retinal ganglion cell (RGC) bodies in adult rats. To test the effects of a combination approach protecting both axons and cell bodies we performed combined optic nerve crush and lens injury, which results in both enhanced RGC survival as well as axon regeneration past the lesion site in wildtype animals.

resultsAs previously reported we found that the Wld(S) mutation does not protect RGC bodies after optic nerve crush alone. Surprisingly, we found that Wld(S) transgenic rats did not exhibit the enhanced RGC survival response after combined optic nerve crush and lens injury that was observed in wildtype rats. RGC axon regeneration past the optic nerve lesion site was, however, similar in Wld(S) and wildtypes. Furthermore, activation of retinal glia, previously shown to be associated with enhanced RGC survival and axon regeneration after optic nerve crush and lens injury, was unaffected in Wld(S) transgenic rats.

conclusionsRGC axon regeneration is similar between Wld(S) transgenic and wildtype rats, but Wld(S) transgenic rats do not exhibit enhanced RGC survival after combined optic nerve crush and lens injury suggesting that the neuroprotective effects of lens injury on RGC survival may be limited by the Wld(S) protein.

Indexed as

Lens DiseasesOptic Nerve DiseasesAnimalsCell SurvivalDisease Models, AnimalGAP-43 ProteinGlial Fibrillary Acidic ProteinLIM-Homeodomain ProteinsMaleMutationNerve RegenerationNerve Tissue ProteinsNeurogliaRatsRats, TransgenicRetinal Ganglion CellsGAP-43 ProteinGlial Fibrillary Acidic Proteininsulin gene enhancer binding protein Isl-1LIM-Homeodomain ProteinsNerve Tissue ProteinsTranscription FactorsWld protein, rat

Identifiers

PMID22672534
PMCPMC3404964
OpenAlexW1536720820

What OpenQuestion holds

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LicenceCC BY
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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.