Evidence map›Paper›PMID 27966586›Full record

ArticleScientific reports2016

Pleiotropic Effects of Myocardial MMP-9 Inhibition to Prevent Ventricular Arrhythmia.

Ching-Hui Weng, Fa-Po Chung, Yao-Chang Chen, Shien-Fong Lin, Po-Hsun Huang, Terry B J Kuo, Wei-Hsuan Hsu, Wen-Cheng Su, Yen-Ling Sung, Yenn-Jiang Lin and 7 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
0.9field-weighted citation impact, top 21% 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, 25 citations in OpenAlex.

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  12. The effect of Sirt1 deficiency on CaJournal of cellular and molecular medicine · 2020
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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

17 authors at 7 institutions in 1 country.

Ching-Hui WengDivision of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan.
Fa-Po ChungDivision of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan.
Yao-Chang ChenDepartment of Biomedical Engineering, National Defense Medical Center, Taipei, Taiwan.
Shien-Fong LinInstitute of Biomedical Engineering, National Chiao-Tung University, Hsinchu, Taiwan.
Po-Hsun HuangDivision of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan.
Terry B J KuoInstitute of Brain Science, National Yang Ming University, Taipei, Taiwan.
Wei-Hsuan HsuDivision of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan.
Wen-Cheng SuDivision of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan.
Yen-Ling SungInstitute of Biomedical Engineering, National Chiao-Tung University, Hsinchu, Taiwan.
Yenn-Jiang LinDivision of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan.
Shih-Lin ChangDivision of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan.
Li-Wei LoDivision of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan.
Hung-I YehDivision of Cardiology, Department of Internal Medicine, Mackay Memorial Hospital, Mackay Medical College, Taipei, Taiwan.
Yi-Jen ChenDivision of Cardiovascular Medicine, Department of Internal Medicine, Wan Fang Hospital, Taipei Medical University, Taipei Taiwan.
Yi-Ren HongFaculty of Medicine, Department of Biochemistry, Kaohsiung Medical University, Kaohsiung, Taiwan.
Shih-Ann ChenDivision of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan.
Yu-Feng HuDivision of Cardiology, Department of Medicine, Taipei Veterans General Hospital, Taipei, Taiwan.
National Yang Ming Chiao Tung University · TWTaipei Veterans General Hospital · TWKaohsiung Medical University · TWMackay Medical College · TWNational Defense Medical Center · TWNational Taipei University · TWTaipei Medical University · TW

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Observational studies have established a strong association between matrix metalloproteinase-9 (MMP-9) and ventricular arrhythmia. However, whether MMP-9 has a causal link to ventricular arrhythmia, as well as the underlying mechanism, remains unclear. Here, we investigated the mechanistic involvement of myocardial MMP-9 in the pathophysiology of ventricular arrhythmia. Increased levels of myocardial MMP-9 are linked to ventricular arrhythmia attacks after angiotensin II (Ang II) treatment. MMP-9-deficient mice were protected from ventricular arrhythmia. Increased expressions of protein kinase A (PKA) and ryanodine receptor phosphorylation at serine 2808 (pS2808) were correlated with inducible ventricular arrhythmia. MMP-9 deficiency consistently prevented PKA and pS2808 increases after Ang II treatment and reduced ventricular arrhythmia. Calcium dynamics were examined via confocal imaging in isolated murine cardiomyocytes. MMP-9 inhibition prevents calcium leakage from the sarcoplasmic reticulum and reduces arrhythmia-like irregular calcium transients via protein kinase A and ryanodine receptor phosphorylation. Human induced pluripotent stem cell-derived cardiomyocytes similarly show that MMP-9 inhibition prevents abnormal calcium leakage. Myocardial MMP-9 inhibition prevents ventricular arrhythmia through pleiotropic effects, including the modulation of calcium homeostasis and reduced calcium leakage.

Indexed as

Arrhythmias, CardiacCalcium SignalingAngiotensin IIAnimalsCalciumCyclic AMP-Dependent Protein KinasesMatrix Metalloproteinase 9MiceMice, KnockoutMyocardiumRyanodine Receptor Calcium Release ChannelAngiotensin IICalciumCyclic AMP-Dependent Protein KinasesMatrix Metalloproteinase 9Mmp9 protein, mouseRyanodine Receptor Calcium Release Channel

Identifiers

PMID27966586
PMCPMC5155273
OpenAlexW2564551377

What Socratic holds

Textmetadata
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 Socratic graph.