Evidence map›Paper›PMID 23468836›Full record

ArticlePloS one2013

Isoflurane preconditioning confers cardioprotection by activation of ALDH2.

Xiao-E Lang, Xiong Wang, Ke-Rang Zhang, Ji-Yuan Lv, Jian-Hua Jin, Qing-Shan Li

RetractedOpen access · goldAbstract readRetracted Publication
In one paragraph

Article in PloS one, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It has been retracted, and should not be counted. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
5.3field-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

18 citing papers in PubMed, 43 citations in OpenAlex.

  1. Article
  2. Review
  3. Longitudinal Impact of WTC Dust Inhalation on Rat Cardiac Tissue Transcriptomic Profiles.International journal of environmental research and public health · 2022
    Article
  4. Article
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  6. Review
  7. Article
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  16. Review
  17. Isoflurane provides neuroprotection in neonatal hypoxic ischemic brain injury.Journal of investigative medicine : the official publication of the American Federation for Clinical Research · 2013
    Review
  18. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors at 1 institution in 1 country.

Xiao-E LangDepartment of Cardiology, The First Clinical Medical College of Shanxi Medical University, Taiyuan, Shanxi, China.
Xiong Wang
Ke-Rang Zhang
Ji-Yuan Lv
Jian-Hua Jin
Qing-Shan Li
Shanxi Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The volatile anesthetic, isoflurane, protects the heart from ischemia/reperfusion (I/R) injury. Aldehyde dehydrogenase 2 (ALDH2) is thought to be an endogenous mechanism against ischemia-reperfusion injury possibly through detoxification of toxic aldehydes. We investigated whether cardioprotection by isoflurane depends on activation of ALDH2.Anesthetized rats underwent 40 min of coronary artery occlusion followed by 120 min of reperfusion and were randomly assigned to the following groups: untreated controls, isoflurane preconditioning with and without an ALDH2 inhibitor, the direct activator of ALDH2 or a protein kinase C (PKCε) inhibitor. Pretreatment with isoflurane prior to ischemia reduced LDH and CK-MB levels and infarct size, while it increased phosphorylation of ALDH2, which could be blocked by the ALDH2 inhibitor, cyanamide. Isolated neonatal cardiomyocytes were treated with hypoxia followed by reoxygenation. Hypoxia/reoxygenation (H/R) increased cardiomyocyte apoptosis and injury which were attenuated by isoflurane and forced the activation of ALDH2. In contrast, the effect of isoflurane-induced protection was almost abolished by knockdown of ALDH2. Activation of ALDH2 and cardioprotection by isoflurane were substantially blocked by the PKCε inhibitor. Activation of ALDH2 by mitochondrial PKCε plays an important role in the cardioprotection of isoflurane in myocardium I/R injury.

Indexed as

Ischemic Preconditioning, MyocardialAldehyde DehydrogenaseAldehyde Dehydrogenase, MitochondrialAnimalsCardiotonic AgentsCreatine Kinase, MB FormDisease Models, AnimalEnzyme ActivationGene Knockdown TechniquesIsofluraneL-Lactate DehydrogenaseMaleMyocardial InfarctionMyocardial Reperfusion InjuryPhosphorylationProtein Kinase C-epsilonAldehyde DehydrogenaseAldehyde Dehydrogenase, MitochondrialALDH2 protein, humanCardiotonic AgentsCreatine Kinase, MB FormIsofluraneL-Lactate DehydrogenaseProtein Kinase C-epsilon

Identifiers

PMID23468836
PMCPMC3585331
OpenAlexW2120443532

What OpenQuestion holds

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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.