Evidence map›Paper›PMID 25525500›Full record

ArticleMedical gas research2014

Hydrogen sulfide provides cardioprotection against myocardial/ischemia reperfusion injury in the diabetic state through the activation of the RISK pathway.

Jonathan P Lambert, Chad K Nicholson, Hena Amin, Sana Amin, John W Calvert

Open access · hybridAbstract read
In one paragraph

Article in Medical gas research, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed, 1 pooled it
3.1field-weighted citation impact, top 9% 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

24 citing papers in PubMed, 1 synthesis or guideline pooled it, 43 citations in OpenAlex.

  1. Pooled it
  2. Review
  3. Review
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  16. Article
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  20. The Role of ERK1/2 in the Development of Diabetic Cardiomyopathy.International journal of molecular sciences · 2016
    Review
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 1 institution in 1 country.

Jonathan P LambertDepartment of Surgery, Division of Cardiothoracic Surgery, Carlyle Fraser Heart Center, Emory University School of Medicine, 380 Northyards Boulevard, Suite B, Atlanta, GA 30313 USA.
Chad K NicholsonDepartment of Surgery, Division of Cardiothoracic Surgery, Carlyle Fraser Heart Center, Emory University School of Medicine, 380 Northyards Boulevard, Suite B, Atlanta, GA 30313 USA.
Hena AminDepartment of Surgery, Division of Cardiothoracic Surgery, Carlyle Fraser Heart Center, Emory University School of Medicine, 380 Northyards Boulevard, Suite B, Atlanta, GA 30313 USA.
Sana AminDepartment of Surgery, Division of Cardiothoracic Surgery, Carlyle Fraser Heart Center, Emory University School of Medicine, 380 Northyards Boulevard, Suite B, Atlanta, GA 30313 USA.
John W CalvertDepartment of Surgery, Division of Cardiothoracic Surgery, Carlyle Fraser Heart Center, Emory University School of Medicine, 380 Northyards Boulevard, Suite B, Atlanta, GA 30313 USA.
Emory University · US

Funding

Hydrogen sulfide attenuates heart failure through Nrf2-mediated signalingR01HL098481 · NHLBI · EMORY UNIVERSITY · PI CALVERT, JOHN WINTER · 2010 to 2014
$1.9M
NHLBI NIH HHS R01 HL098481
6 · The paper itself

Abstract

backgroundCoronary artery disease remains the principal cause of death in patients with diabetes mellitus. Diabetic mice display exacerbated injury following myocardial ischemia-reperfusion (MI/R) and are resistant to most therapeutic interventions. We have reported that sodium sulfide (Na2S) therapy confers cardioprotection during MI/R in non-diabetic mice. Here we tested the hypothesis that Na2S therapy would limit the extent of myocardial injury following MI/R when administered at the time of reperfusion. METHODS AND

resultsDiabetic mice (db/db, 12 weeks of age) were subjected to transient myocardial ischemia for a period of 30 minutes followed by reperfusion up to 24 hours. Na2S (0.05 to 1 mg/kg) or saline (vehicle) was administered into the left ventricular lumen at the time of reperfusion. Na2S therapy significantly decreased myocardial injury in the db/db diabetic mouse, as evidenced by a reduction in infarct size and circulating troponin-I levels. The reduction in myocardial injury was also associated with a reduction in oxidative stress and a decrease in cleaved caspase-3 expression. In an effort to evaluate the signaling mechanism responsible for the observed cardioprotection, additional groups of mice were sacrificed during early reperfusion. Hearts were excised and processed for Western blot analysis. These studies revealed that Na2S therapy activated the Erk1/2 arm of the Reperfusion Injury Salvage Kinase (RISK) pathway.

conclusionThese findings provide important information that myocardial Erk1/2 activation by Na2S therapy following MI/R sets into motion events, which ultimately lead to cardioprotection in the setting of diabetes.

Indexed as

CardioprotectionDiabetesHydrogen sulfideMyocardial Ischemia-reperfusion injuryRISK pathway

Identifiers

PMID25525500
PMCPMC4269946
OpenAlexW2163149267

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Registered trials

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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.