Evidence map›Paper›PMID 29712894›Full record

ArticleNature communications2018

Increased proteasomal activity supports photoreceptor survival in inherited retinal degeneration.

Ekaterina S Lobanova, Stella Finkelstein, Jing Li, Amanda M Travis, Ying Hao, Mikael Klingeborn, Nikolai P Skiba, Raymond J Deshaies, Vadim Y Arshavsky

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 66 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
66citing papers in PubMed, 1 pooled it
4.4field-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

66 citing papers in PubMed, 1 synthesis or guideline pooled it, 85 citations in OpenAlex.

  1. Pooled it
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  11. SON-dependent nuclear speckle rehabilitation alleviates proteinopathies.bioRxiv : the preprint server for biology · 2025
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  15. Contribution of intraflagellar transport to compartmentalization and maintenance of the photoreceptor cell.Proceedings of the National Academy of Sciences of the United States of America · 2024
    Article
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6 more citing papers are in PubMed but not listed here.

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

9 authors at 2 institutions in 1 country.

Ekaterina S LobanovaDepartment of Ophthalmology, Duke University School of Medicine, Durham, NC, 27510, USA.
Stella FinkelsteinDepartment of Ophthalmology, Duke University School of Medicine, Durham, NC, 27510, USA.
Jing LiDivision of Biology and Biological Engineering, California Institute of Technology, Pasadena, CA, 91125, USA.
Amanda M TravisDepartment of Pharmacology and Cancer Biology, Duke University School of Medicine, Durham, NC, 27510, USA.
Ying HaoDepartment of Ophthalmology, Duke University School of Medicine, Durham, NC, 27510, USA.
Mikael KlingebornDepartment of Ophthalmology, Duke University School of Medicine, Durham, NC, 27510, USA.
Nikolai P SkibaDepartment of Ophthalmology, Duke University School of Medicine, Durham, NC, 27510, USA.
Raymond J DeshaiesDivision of Biology and Biological Engineering, California Institute of Technology, Pasadena, CA, 91125, USA.
Vadim Y ArshavskyDepartment of Ophthalmology, Duke University School of Medicine, Durham, NC, 27510, USA. vadim.arshavsky@duke.edu.ORCID http://orcid.org/0000-0001-8394-3650
Duke University · USCalifornia Institute of Technology · US

Funding

VISION RESEARCHP30EY005722 · NEI · DUKE UNIVERSITY · PI Vadim Y Arshavsky · 1985 to 2026
$19.3M
Role of impaired protein degradation in photoreceptor degenerationR01EY022959 · NEI · DUKE UNIVERSITY · PI ARSHAVSKY, VADIM Y · 2013 to 2017
$2.2M
NEI NIH HHS P30 EY005722NEI NIH HHS R01 EY022959
6 · The paper itself

Abstract

Inherited retinal degenerations, affecting more than 2 million people worldwide, are caused by mutations in over 200 genes. This suggests that the most efficient therapeutic strategies would be mutation independent, i.e., targeting common pathological conditions arising from many disease-causing mutations. Previous studies revealed that one such condition is an insufficiency of the ubiquitin-proteasome system to process misfolded or mistargeted proteins in affected photoreceptor cells. We now report that retinal degeneration in mice can be significantly delayed by increasing photoreceptor proteasomal activity. The largest effect is observed upon overexpression of the 11S proteasome cap subunit, PA28α, which enhanced ubiquitin-independent protein degradation in photoreceptors. Applying this strategy to mice bearing one copy of the P23H rhodopsin mutant, a mutation frequently encountered in human patients, quadruples the number of surviving photoreceptors in the inferior retina of 6-month-old mice. This striking therapeutic effect demonstrates that proteasomes are an attractive target for fighting inherited blindness.

Indexed as

AnimalsDisease Models, AnimalElectroretinographyEvoked Potentials, VisualGene Expression RegulationGene Knock-In TechniquesGenetic TherapyMiceMice, Inbred C57BLMice, KnockoutMutationProteasome Endopeptidase ComplexProteolysisRetinaRetinal DegenerationRetinal Rod Photoreceptor CellsProteasome Endopeptidase ComplexPsme1 protein, mouseTransducinUbiquitin

Identifiers

PMID29712894
PMCPMC5928105
OpenAlexW2801291098

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.