Evidence map›Paper›PMID 34363035›Full record

ArticleGene therapy2022

XIAP gene therapy effects on retinal ganglion cell structure and function in a mouse model of glaucoma.

Shagana Visuvanathan, Adam N Baker, Pamela S Lagali, Stuart G Coupland, Garfield Miller, William W Hauswirth, Catherine Tsilfidis

Abstract read
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In one paragraph

Article in Gene therapy, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
4.7field-weighted citation impact, top 4% 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

15 citing papers in PubMed, 28 citations in OpenAlex.

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  15. New strategies for neuro protection in glaucoma.Frontiers in cell and developmental biology · 2022
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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

7 authors at 3 institutions in 2 countries.

Shagana VisuvanathanDepartment of Biochemistry, Microbiology and Immunology, University of Ottawa, Ottawa, ON, Canada.
Adam N BakerNeuroscience, Ottawa Hospital Research Institute, Ottawa, ON, Canada.
Pamela S LagaliNeuroscience, Ottawa Hospital Research Institute, Ottawa, ON, Canada.
Stuart G CouplandDepartment of Cellular and Molecular Medicine, University of Ottawa, Ottawa, ON, Canada.
Garfield MillerRegenerative Medicine, Ottawa Hospital Research Institute, Ottawa, ON, Canada.
William W HauswirthDepartment of Ophthalmology, University of Florida College of Medicine, Gainesville, FL, USA.
Catherine TsilfidisNeuroscience, Ottawa Hospital Research Institute, Ottawa, ON, Canada. ctsilfidis@ohri.ca.ORCID 0000-0002-5206-7384
University of Ottawa · CAOttawa Hospital · CAUniversity of Florida · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Glaucoma is a prevalent neurodegenerative disease that is characterized by progressive visual field loss. It is the leading cause of irreversible blindness in the world. The main risk factor for glaucoma is elevated intraocular pressure that results in the damage and death of retinal ganglion cells (RGCs) and their axons. The death of RGCs has been shown to be apoptotic. We tested the hypothesis that blocking the activation of apoptosis may be an effective strategy to prevent RGC death and preserve functional vision in glaucoma. In the magnetic microbead mouse model of induced ocular hypertension, inhibition of RGC apoptosis was targeted through viral-mediated ocular delivery of the X-linked inhibitor of apoptosis (XIAP) gene, a potent caspase inhibitor. Pattern electroretinograms revealed that XIAP therapy resulted in significant protection of both somal and axonal RGC function in glaucomatous eyes. Histology confirmed that the treated optic nerves showed preservation of axon counts and reduced glial cell infiltration. These results show that XIAP is able to provide both functional and structural protection of RGCs in the microbead model of glaucoma and provide important proof-of-principle for XIAP's efficacy as a neuroprotective treatment for glaucoma.

Indexed as

GlaucomaNeurodegenerative DiseasesAnimalsAxonsDisease Models, AnimalGenetic TherapyIntraocular PressureMiceRetinal Ganglion Cells

Identifiers

PMID34363035
OpenAlexW3191050526

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.