Evidence map›Paper›PMID 34479089›Full record

ArticleRedox biology2021

Irisin ameliorates doxorubicin-induced cardiac perivascular fibrosis through inhibiting endothelial-to-mesenchymal transition by regulating ROS accumulation and autophagy disorder in endothelial cells.

Jian-An Pan, Hui Zhang, Hao Lin, Lin Gao, Hui-Li Zhang, Jun-Feng Zhang, Chang-Qian Wang, Jun Gu

Open access · goldAbstract read
In one paragraph

Article in Redox biology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 103 papers.

0numbers the graph read from it
0cells of the map it votes in
103citing papers in PubMed
20.9field-weighted citation impact, top 1% 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

103 citing papers in PubMed, 191 citations in OpenAlex.

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43 more citing papers are in PubMed but not listed here.

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

8 authors at 2 institutions in 1 country.

Jian-An PanDepartment of Cardiology, Shanghai Ninth People's Hospital, Shanghai Jiaotong University School of Medicine, Shanghai, People's Republic of China.
Hui ZhangDepartment of Cardiology, Shanghai Ninth People's Hospital, Shanghai Jiaotong University School of Medicine, Shanghai, People's Republic of China; Department of Echocardiography, Zhongshan Hospital, Fudan University, Shanghai, People's Republic of China.
Hao LinDepartment of Cardiology, Shanghai Ninth People's Hospital, Shanghai Jiaotong University School of Medicine, Shanghai, People's Republic of China.
Lin GaoDepartment of Cardiology, Shanghai Ninth People's Hospital, Shanghai Jiaotong University School of Medicine, Shanghai, People's Republic of China.
Hui-Li ZhangDepartment of Cardiology, Shanghai Ninth People's Hospital, Shanghai Jiaotong University School of Medicine, Shanghai, People's Republic of China.
Jun-Feng ZhangDepartment of Cardiology, Shanghai Ninth People's Hospital, Shanghai Jiaotong University School of Medicine, Shanghai, People's Republic of China. Electronic address: jfzhang_dr@163.com.
Chang-Qian WangDepartment of Cardiology, Shanghai Ninth People's Hospital, Shanghai Jiaotong University School of Medicine, Shanghai, People's Republic of China. Electronic address: wcqian@hotmail.com.
Jun GuDepartment of Cardiology, Shanghai Ninth People's Hospital, Shanghai Jiaotong University School of Medicine, Shanghai, People's Republic of China. Electronic address: gjforsub@163.com.
Shanghai Ninth People's Hospital · CNSun Yat-sen University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The dose-dependent toxicity to cardiomyocytes has been well recognized as a central characteristic of doxorubicin (DOX)-induced cardiotoxicity (DIC), however, the pathogenesis of DIC in the cardiac microenvironment remains elusive. Irisin is a new hormone-like myokine released into the circulation in response to exercise with distinct functions in regulating apoptosis, inflammation, and oxidative stress. Recent advances revealed the role of irisin as a novel therapeutic method and an important mediator of the beneficial effects of exercise in cardioprotection. Here, by using a low-dose long-term mouse DIC model, we found that the perivascular fibrosis was involved in its myocardial toxicity with the underlying mechanism of endothelial-to-mesenchymal transition (EndMT). Irisin treatment could partially reverse DOX-induced perivascular fibrosis and cardiotoxicity compared to endurance exercise. Mechanistically, DOX stimulation led to excessive accumulation of ROS, which activated the NF-κB-Snail pathway and resulted in EndMT. Besides, dysregulation of autophagy was also found in DOX-treated endothelial cells. Restoring autophagy flux could ameliorate EndMT and eliminate ROS. Irisin treatment significantly alleviated ROS accumulation, autophagy disorder, NF-κB-Snail pathway activation as well as the phenotype of EndMT by targeting uncoupling protein 2 (UCP2). Our results also initially found that irisin was mainly secreted by cardiomyocytes in the cardiac microenvironment, which was significantly reduced by DOX intervention, and had a protective effect on endothelial cells in a paracrine manner. In summary, our study indicated that DOX-induced ROS accumulation and autophagy disorders caused an EndMT in CMECs, which played a role in the perivascular fibrosis of DIC. Irisin treatment could partially reverse this phenomenon by regulating UCP2. Cardiomyocytes were the main source of irisin in the cardiac microenvironment. The current study provides a novel perspective elucidating the pathogenesis and the potential treatment of DIC.

Indexed as

DoxorubicinEndothelial CellsAnimalsApoptosisAutophagyFibrosisMiceMyocytes, CardiacOxidative StressReactive Oxygen SpeciesDoxorubicinReactive Oxygen SpeciesAutophagyDoxorubicin-induced cardiotoxicityEndothelial-to-mesenchymal transitionIrisinPerivascular fibrosisReactive oxygen species

Identifiers

PMID34479089
PMCPMC8413906
OpenAlexW3196921164

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.