Evidence map›Paper›PMID 21834967›Full record

ArticleJournal of translational medicine2011

SERCA2a gene transfer improves electrocardiographic performance in aged mdx mice.

Jin-Hong Shin, Brian Bostick, Yongping Yue, Roger Hajjar, Dongsheng Duan

Open access · goldAbstract read
In one paragraph

Article in Journal of translational medicine, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed, 1 pooled it
1.6field-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

34 citing papers in PubMed, 1 synthesis or guideline pooled it, 49 citations in OpenAlex.

  1. Pooled it
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  20. Nanotherapy for Duchenne muscular dystrophy.Wiley interdisciplinary reviews. Nanomedicine and nanobiotechnology · 2018
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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 1 country.

Jin-Hong ShinDepartment of Molecular Microbiology and Immunology, School of Medicine, The University of Missouri, Columbia, MO, USA.
Brian Bostick
Yongping Yue
Roger Hajjar
Dongsheng Duan
University of Missouri · USIcahn School of Medicine at Mount Sinai · US

Funding

Duchenne Cardiomyopathy Gene TherapyR01HL091883 · NHLBI · UNIVERSITY OF MISSOURI-COLUMBIA · PI DUAN, DONGSHENG · 2010 to 2013
$2.0M
NHLBI NIH HHS HL91883NHLBI NIH HHS R01 HL091883
6 · The paper itself

Abstract

backgroundCardiomyocyte calcium overloading has been implicated in the pathogenesis of Duchenne muscular dystrophy (DMD) heart disease. The cardiac isoform of sarcoplasmic reticulum calcium ATPase (SERCA2a) plays a major role in removing cytosolic calcium during heart muscle relaxation. Here, we tested the hypothesis that SERCA2a over-expression may mitigate electrocardiography (ECG) abnormalities in old female mdx mice, a murine model of DMD cardiomyopathy.

methods1 × 10(12) viral genome particles/mouse of adeno-associated virus serotype-9 (AAV-9) SERCA2a vector was delivered to 12-m-old female mdx mice (N = 5) via a single bolus tail vein injection. AAV transduction and the ECG profile were examined eight months later.

resultsThe vector genome was detected in the hearts of all AAV-injected mdx mice. Immunofluorescence staining and western blot confirmed SERCA2a over-expression in the mdx heart. Untreated mdx mice showed characteristic tachycardia, PR interval reduction and QT interval prolongation. AAV-9 SERCA2a treatment corrected these ECG abnormalities.

conclusionsOur results suggest that AAV SERCA2a therapy may hold great promise in treating dystrophin-deficient heart disease.

Indexed as

ElectrocardiographyGenetic TherapyGene Transfer TechniquesAgingAnimalsDependovirusFemaleGenetic VectorsHumansMiceMice, Inbred mdxMyocardiumSarcoplasmic Reticulum Calcium-Transporting ATPasesTransduction, GeneticSarcoplasmic Reticulum Calcium-Transporting ATPases

Identifiers

PMID21834967
PMCPMC3162513
OpenAlexW1972915966

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.