Evidence map›Paper›PMID 28468800›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2017

Genetic rescue models refute nonautonomous rod cell death in retinitis pigmentosa.

Susanne F Koch, Jimmy K Duong, Chun-Wei Hsu, Yi-Ting Tsai, Chyuan-Sheng Lin, Christian A Wahl-Schott, Stephen H Tsang

Erratum issuedOpen access · bronzeAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
1.5field-weighted citation impact, top 18% 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

22 citing papers in PubMed, 31 citations in OpenAlex.

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  20. Genetic Rescue Reverses Microglial Activation in Preclinical Models of Retinitis Pigmentosa.Molecular therapy : the journal of the American Society of Gene Therapy · 2018
    Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

7 authors at 5 institutions in 3 countries.

Susanne F KochJonas Children's Vision Care, Departments of Ophthalmology, Pathology, and Cell Biology, Columbia University, New York, NY 10032.
Jimmy K DuongDepartment of Biostatistics, Mailman School of Public Health, Columbia University Medical Center, New York, NY 10032.
Chun-Wei HsuJonas Children's Vision Care, Departments of Ophthalmology, Pathology, and Cell Biology, Columbia University, New York, NY 10032.
Yi-Ting TsaiJonas Children's Vision Care, Departments of Ophthalmology, Pathology, and Cell Biology, Columbia University, New York, NY 10032.
Chyuan-Sheng LinHerbert Irving Comprehensive Cancer Center, Columbia University Medical Center, New York, NY 10032.
Christian A Wahl-SchottCenter for Integrated Protein Science Munich (CIPSM) at the Department of Pharmacy-Center for Drug Research, Ludwig-Maximilians-Universität München, 81377 Munich, Germany.
Stephen H TsangJonas Children's Vision Care, Departments of Ophthalmology, Pathology, and Cell Biology, Columbia University, New York, NY 10032; sht2@columbia.edu.
Columbia University Irving Medical Center · USNewYork–Presbyterian Hospital · USBernard (Czechia) · CZColumbia University · USLudwig-Maximilians-Universität München · DE

Funding

Tumor Biology and Microenvironment ProgramP30CA013696 · NCI · COLUMBIA UNIV NEW YORK MORNINGSIDE · PI Parisa Tehranifar · 1985 to 2026
$115.3M
Instrumentation, Fabrication, and Design CoreP30EY019007 · NEI · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI Xin Zhang · 2010 to 2026
$12.9M
Toward mechanism- and gene-based therapies for retinal degenerationR01EY018213 · NEI · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI Stephen H Tsang · 2008 to 2026
$6.6M
Gene Silencing and Gene Editing in PhototransductionR01EY024698 · NEI · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI Stephen H Tsang · 2015 to 2026
$4.7M
Mechanistic Studies on Regenerative Medicine Approaches to Childhood BlindnessR01EY026682 · NEI · UNIVERSITY OF IOWA · PI BASSUK, ALEXANDER G, MAHAJAN, VINIT B · 2016 to 2019
$1.6M
Evaluating GWAS AMD Candidate Loci by Gene Editing in Human iPS CellsR21AG050437 · NIA · UNIVERSITY OF IOWA · PI BASSUK, ALEXANDER G, MAHAJAN, VINIT B · 2015 to 2016
$431k
NCI NIH HHS P30 CA013696NEI NIH HHS P30 EY019007NEI NIH HHS R01 EY018213NEI NIH HHS R01 EY024698NEI NIH HHS R01 EY026682NIA NIH HHS R21 AG050437
6 · The paper itself

Abstract

Retinitis pigmentosa (RP) is an inherited neurodegenerative disease, in which the death of mutant rod photoreceptors leads secondarily to the non-cell autonomous death of cone photoreceptors. Gene therapy is a promising treatment strategy. Unfortunately, current methods of gene delivery treat only a fraction of diseased cells, yielding retinas that are a mosaic of treated and untreated rods, as well as cones. In this study, we created two RP mouse models to test whether dying, untreated rods negatively impact treated, rescued rods. In one model, treated and untreated rods were segregated. In the second model, treated and untreated rods were diffusely intermixed, and their ratio was controlled to achieve low-, medium-, or high-efficiency rescue. Analysis of these mosaic retinas demonstrated that rescued rods (and cones) survive, even when they are greatly outnumbered by dying photoreceptors. On the other hand, the rescued photoreceptors did exhibit long-term defects in their outer segments (OSs), which were less severe when more photoreceptors were treated. In summary, our study suggests that even low-efficiency gene therapy may achieve stable survival of rescued photoreceptors in RP patients, albeit with OS dysgenesis.

Indexed as

AnimalsCell DeathDisease Models, AnimalGenetic TherapyMiceRetinaRetinal Cone Photoreceptor CellsRetinal Rod Photoreceptor CellsRetinitis PigmentosaRhodopsinRhodopsingene therapyneurodegenerationnon-cell autonomous degenerationphotoreceptor cell deathretinitis pigmentosa

Identifiers

PMID28468800
PMCPMC5441755
OpenAlexW2611565615

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.