Evidence map›Paper›PMID 26136232›Full record

ArticleJournal of translational medicine2015

Febuxostat pretreatment attenuates myocardial ischemia/reperfusion injury via mitochondrial apoptosis.

Shulin Wang, Yunpeng Li, Xudong Song, Xianbao Wang, Cong Zhao, Aihua Chen, Pingzhen Yang

Open access · goldAbstract read
In one paragraph

Article in Journal of translational medicine, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed, 1 pooled it
4.5field-weighted citation impact, top 5% 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

30 citing papers in PubMed, 1 synthesis or guideline pooled it, 68 citations in OpenAlex.

  1. Pooled it
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  12. Gout Pharmacotherapy in Cardiovascular Diseases: A Review of Utility and Outcomes.American journal of cardiovascular drugs : drugs, devices, and other interventions · 2021
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  20. Bioscience reports · 2017
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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

7 authors at 2 institutions in 1 country.

Shulin WangDepartment of Cardiology, Zhujiang Hospital of Southern Medical University, No. 253, Gongye Road, Guangzhou, 510280, China. wangshulin0713@126.com.
Yunpeng LiDepartment of Cardiology, Zhujiang Hospital of Southern Medical University, No. 253, Gongye Road, Guangzhou, 510280, China. 378444579@qq.com.
Xudong SongDepartment of Cardiology, Zhujiang Hospital of Southern Medical University, No. 253, Gongye Road, Guangzhou, 510280, China. 784363014@qq.com.
Xianbao WangDepartment of Cardiology, Zhujiang Hospital of Southern Medical University, No. 253, Gongye Road, Guangzhou, 510280, China. 659735943@qq.com.
Cong ZhaoDepartment of Cardiology, Zhujiang Hospital of Southern Medical University, No. 253, Gongye Road, Guangzhou, 510280, China. 756450532@qq.com.
Aihua ChenDepartment of Cardiology, Zhujiang Hospital of Southern Medical University, No. 253, Gongye Road, Guangzhou, 510280, China. zj_chenaihua@126.com.
Pingzhen YangDepartment of Cardiology, Zhujiang Hospital of Southern Medical University, No. 253, Gongye Road, Guangzhou, 510280, China. 13902402246@163.com.
Southern Medical University · CNZhujiang Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundFebuxostat is a selective inhibitor of xanthine oxidase (XO). XO is a critical source of reactive oxygen species (ROS) during myocardial ischemia/reperfusion (I/R) injury. Inhibition of XO is therapeutically effective in I/R injury. Evidence suggests that febuxostat exerts antioxidant effects by directly scavenging ROS. The present study was performed to investigate the effects of febuxostat on myocardial I/R injury and its underlying mechanisms.

methodsWe utilized an in vivo mouse model of myocardial I/R injury and an in vitro neonatal rat cardiomyocyte (NRC) model of hypoxia/reoxygenation (H/R) injury. Mice were randomized into five groups: Sham, I/R (I/R + Vehicle), I/R + FEB (I/R + febuxostat), AL + I/R (I/R + allopurinol) and FEB (febuxostat), respectively. The I/R + FEB mice were pretreated with febuxostat (5 mg/kg; i.p.) 24 and 1 h prior to I/R. NRCs received febuxostat (1 and 10 µM) at 24 and 1 h before exposure to hypoxia for 3 h followed by reoxygenation for 3 h. Cardiac function, myocardial infarct size, serum levels of creatine kinase (CK) and lactate dehydrogenase (LDH), and myocardial apoptotic index (AI) were measured in order to ascertain the effects of febuxostat on myocardial I/R injury. Hypoxia/reperfusion (H/R) injury in NRCs was examined using MTT, LDH leakage assay and terminal deoxynucleotidyl transferase dUTP nick end labeling (TUNEL) assay. The underlying mechanisms were determined by measuring ROS production, mitochondrial membrane potential (ΔΨm), and expression of cytochrome c, cleaved caspases as well as Bcl-2 protein levels.

resultsMyocardial I/R led to an elevation in the myocardial infarct size, serum levels of CK and LDH, cell death and AI. Furthermore, I/R reduced cardiac function. These changes were significantly attenuated by pretreatment with febuxostat and allopurinol, especially by febuxostat. Febuxostat also protected the mitochondrial structure following myocardial I/R, inhibited H/R-induced ROS generation, stabilized the ΔΨm, alleviated cytosolic translocation of mitochondrial cytochrome C, inhibited activation of caspase-3 and -9, upregulated antiapoptotic proteins and downregulated proapoptotic proteins.

conclusionsThis study revealed that febuxostat pretreatment mediates the cardioprotective effects against I/R and H/R injury by inhibiting mitochondrial-dependent apoptosis.

Indexed as

ApoptosisAnimalsAnimals, NewbornCaspase 3Caspase 9Cytochromes cFebuxostatHeart Function TestsHeart VentriclesHypoxiaMaleMembrane Potential, MitochondrialMice, Inbred C57BLMitochondriaModels, BiologicalMyocardial InfarctionCaspase 3Caspase 9Cytochromes cFebuxostatReactive Oxygen Species

Identifiers

PMID26136232
PMCPMC4489215
OpenAlexW1952435921

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

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.