Evidence map›Paper›PMID 25155989›Full record

ArticleMolecular therapy : the journal of the American Society of Gene Therapy2014

Aminoglycosides restore full-length type VII collagen by overcoming premature termination codons: therapeutic implications for dystrophic epidermolysis bullosa.

Jon Cogan, Jacqueline Weinstein, Xinyi Wang, Yingping Hou, Sabrina Martin, Andrew P South, David T Woodley, Mei Chen

Open access · bronzeAbstract read
In one paragraph

Article in Molecular therapy : the journal of the American Society of Gene Therapy, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 38 papers.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed
3.5field-weighted citation impact, top 7% 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

38 citing papers in PubMed, 65 citations in OpenAlex.

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  11. Stairways to Advanced Therapies for Epidermolysis Bullosa.Cold Spring Harbor perspectives in biology · 2023
    Review
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  13. Review
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  15. Investigational Treatments for Epidermolysis Bullosa.American journal of clinical dermatology · 2021
    Review
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

8 authors at 2 institutions in 2 countries.

Jon CoganDepartment of Dermatology, The Keck School of Medicine of University of Southern California, Los Angeles, California, USA.
Jacqueline WeinsteinDepartment of Dermatology, The Keck School of Medicine of University of Southern California, Los Angeles, California, USA.
Xinyi WangDepartment of Dermatology, The Keck School of Medicine of University of Southern California, Los Angeles, California, USA.
Yingping HouDepartment of Dermatology, The Keck School of Medicine of University of Southern California, Los Angeles, California, USA.
Sabrina MartinDepartment of Dermatology, The Keck School of Medicine of University of Southern California, Los Angeles, California, USA.
Andrew P SouthDivision of Cancer Research, University of Dundee, Dundee, UK.
David T WoodleyDepartment of Dermatology, The Keck School of Medicine of University of Southern California, Los Angeles, California, USA.
Mei ChenDepartment of Dermatology, The Keck School of Medicine of University of Southern California, Los Angeles, California, USA.
University of Southern California · USUniversity of Dundee · GB

Funding

PURIFICATION OF EPIDERMOLYSIS BULLOSA ANTIGENR01AR033625 · NIAMS · UNIVERSITY OF SOUTHERN CALIFORNIA · PI CHEN, MEI, WOODLEY, DAVID T. · 1986 to 2012
$4.8M
Protein Therapy for Recessive Dystrophic Epidermolysis BullosaRC4AR060535 · NIAMS · UNIVERSITY OF SOUTHERN CALIFORNIA · PI CHEN, MEI, WOODLEY, DAVID T. · 2010 to 2010
$3.1M
Strategies Towards Gene Therapy for Dystrophic Epidermolysis BullosaR01AR047981 · NIAMS · UNIVERSITY OF SOUTHERN CALIFORNIA · PI CHEN, MEI · 2001 to 2009
$2.9M
NIAMS NIH HHS R01 AR033625NIAMS NIH HHS R01 AR047981NIAMS NIH HHS R01 AR33625NIAMS NIH HHS R01 AR47981NIAMS NIH HHS RC4 AR060535NIAMS NIH HHS RC4AR060535
6 · The paper itself

Abstract

Patients with recessive dystrophic epidermolysis bullosa (RDEB) have severe, incurable skin fragility, blistering, and multiple skin wounds due to mutations in the gene encoding type VII collagen (C7), the major component of anchoring fibrils mediating epidermal-dermal adherence. Nearly 10-25% of RDEB patients carry nonsense mutations leading to premature stop codons (PTCs) that result in truncated C7. In this study, we evaluated the feasibility of using aminoglycosides to suppress PTCs and induce C7 expression in two RDEB keratinocyte cell lines (Q251X/Q251X and R578X/R906) and two primary RDEB fibroblasts (R578X/R578X and R163X/R1683X). Incubation of these cells with aminoglycosides (geneticin, gentamicin, and paromomycin) resulted in the synthesis and secretion of a full-length C7 in a dose-dependent and sustained manner. Importantly, aminoglycoside-induced C7 reversed the abnormal RDEB cell phenotype and incorporated into the dermal-epidermal junction of skin equivalents. We further demonstrated the general utility of aminoglycoside-mediated readthrough in 293 cells transiently transfected with expression vectors encoding 22 different RDEB nonsense mutations. This is the first study demonstrating that aminoglycosides can induce PTC readthrough and restore functional C7 in RDEB caused by nonsense mutations. Therefore, aminoglycosides may have therapeutic potential for RDEB patients and other inherited skin diseases caused by nonsense mutations.

Indexed as

Codon, NonsenseAminoglycosidesCell Line, TransformedCollagen Type VIIDose-Response Relationship, DrugEpidermolysis Bullosa DystrophicaExtracellular SpaceFibroblastsHEK293 CellsHumansIntracellular SpaceKeratinocytesMutationProtein BiosynthesisProtein TransportAminoglycosidesCodon, NonsenseCollagen Type VII

Identifiers

PMID25155989
PMCPMC4428404
OpenAlexW2087070256

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.