Evidence map›Paper›PMID 39930254›Full record

ArticleBasic research in cardiology2025

Evolocumab attenuates myocardial ischemia/reperfusion injury by blocking PCSK9/LIAS-mediated cuproptosis of cardiomyocytes.

Zi-Zhuo Li, Lei Guo, Yan-Liang An, Wei-Jia Yu, Ding-Yu Shi, Qiu-Yue Lin, Bo Zhang

Abstract read
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In one paragraph

Article in Basic research in cardiology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
–field-weighted citation impact
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

20 citing papers in PubMed.

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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.

Zi-Zhuo Li *Department of Cardiology, The First Affiliated Hospital of Dalian Medical University, Dalian, People's Republic of China.ORCID 0009-0007-9723-9577
Lei Guo *Department of Cardiology, The First Affiliated Hospital of Dalian Medical University, Dalian, People's Republic of China.ORCID 0000-0003-3698-6986
Yan-Liang AnDepartment of Cardiology, The First Affiliated Hospital of Dalian Medical University, Dalian, People's Republic of China.ORCID 0009-0005-6930-6707
Wei-Jia YuInstitute of Cardiovascular Diseases, First Affiliated Hospital of Dalian Medical University, Dalian, People's Republic of China.ORCID 0000-0002-7331-5500
Ding-Yu ShiDepartment of Cardiology, The First Affiliated Hospital of Dalian Medical University, Dalian, People's Republic of China.ORCID 0009-0002-4685-7571
Qiu-Yue Lin *Institute of Cardiovascular Diseases, First Affiliated Hospital of Dalian Medical University, Dalian, People's Republic of China. linqiuyue@firsthosp-dmu.com.ORCID 0000-0003-3355-8943
Bo Zhang *Department of Cardiology, The First Affiliated Hospital of Dalian Medical University, Dalian, People's Republic of China. zhangbo@dmu.edu.cn.ORCID 0000-0002-1244-7104

Funding

Department of Education of Liaoning Province JYTMS20230561Natural Science Foundation of Liaoning Province 2024JH2/102500039
6 · The paper itself

Abstract

Myocardial ischemia‒reperfusion (I/R) injury is the crucial cause of poor prognosis after revascularization in patients with myocardial infarction (MI) due to the lack of specific therapeutic drugs. Proprotein convertase subtilisin/Kexin type 9 (PCSK9) is related to the pathogenesis and progression of various cardiovascular diseases. However, the specific role of PCSK9 in I/R-induced cardiac injury remains to be further investigated. In this study, wild-type (WT) C57BL/6J mice were administered evolocumab (a monoclonal antibody of PCSK9) before I/R surgery. Cardiac damage and function were assessed by echocardiography and TTC/Evans Blue staining. Inflammation, oxidative stress, mitochondrial dysfunction, and cuproptosis were evaluated by histopathology and qPCR. The interaction between proteins was confirmed by protein docking and co-immunoprecipitation. Our data revealed that PCSK9 level was increased in I/R-induced mouse serum and hearts and in serum of MI patients. Furthermore, evolocumab significantly improved cardiac injury and dysfunction, inflammation, oxidative stress, and cuproptosis. Mechanistically, evolocumab obstructs the direct interaction of PCSK9 and LIAS, and subsequently inhibits cardiomyocyte cuproptosis. In conclusion, inhibition of PCSK9 alleviates I/R-induced cardiac remodeling and dysfunction by targeting LIAS-mediated cuproptosis, which may be a novel therapeutic strategy for patients with ischemic cardiomyopathy.

Indexed as

Antibodies, Monoclonal, HumanizedMyocardial InfarctionMyocardial Reperfusion InjuryMyocytes, CardiacPCSK9 InhibitorsProprotein Convertase 9AnimalsDisease Models, AnimalHumansMaleMiceMice, Inbred C57BLOxidative StressSignal TransductionAntibodies, Monoclonal, HumanizedevolocumabPCSK9 InhibitorsPCSK9 protein, humanPcsk9 protein, mouseProprotein Convertase 9CuproptosisEvolocumabIschemia‒reperfusion injuryLIASPCSK9

Identifiers

PMID39930254

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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.