Evidence map›Paper›PMID 34337880›Full record

ArticleEMBO molecular medicine2021

Oxidized LDL-dependent pathway as new pathogenic trigger in arrhythmogenic cardiomyopathy.

Elena Sommariva, Ilaria Stadiotti, Michela Casella, Valentina Catto, Antonio Dello Russo, Corrado Carbucicchio, Lorenzo Arnaboldi, Simona De Metrio, Giuseppina Milano, Alessandro Scopece and 22 more

Registry-linked trialOpen access · goldAbstract read
In one paragraph

Article in EMBO molecular medicine, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT06922994 (Statin Effect on Arrhythmogenic Cardiomyopathy Disease Progression), which is not on this map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
3.5field-weighted citation impact, top 6% 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.

NCT06922994 phase2recruitingnot on this mapstarted 2025, after this paper: background citation

Statin Effect on Arrhythmogenic Cardiomyopathy Disease Progression

TypeinterventionalSponsorCentro Cardiologico MonzinoRan2025 to 2026Enrolled102ConditionsArrhythmogenic CardiomyopathyArmsAtorvastatin 80 mg/day, Placebo atorvastatin
3 · Its place in the literature

Who cites it

28 citing papers in PubMed, 30 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

32 authors at 8 institutions in 3 countries.

Elena Sommariva *Unit of Vascular Biology and Regenerative Medicine, Centro Cardiologico Monzino IRCCS, Milan, Italy.ORCID 0000-0003-2172-4051
Ilaria Stadiotti *Unit of Vascular Biology and Regenerative Medicine, Centro Cardiologico Monzino IRCCS, Milan, Italy.ORCID 0000-0002-5963-8338
Michela CasellaHeart Rhythm Center, Centro Cardiologico Monzino IRCCS, Milan, Italy.
Valentina CattoHeart Rhythm Center, Centro Cardiologico Monzino IRCCS, Milan, Italy.ORCID 0000-0002-2589-6283
Antonio Dello RussoHeart Rhythm Center, Centro Cardiologico Monzino IRCCS, Milan, Italy.
Corrado CarbucicchioHeart Rhythm Center, Centro Cardiologico Monzino IRCCS, Milan, Italy.
Lorenzo ArnaboldiDepartment of Pharmacological and Biomolecular Sciences, Università degli Studi di Milano, Milan, Italy.ORCID 0000-0002-4017-7631
Simona De MetrioDepartment of Pharmacological and Biomolecular Sciences, Università degli Studi di Milano, Milan, Italy.
Giuseppina MilanoUnit of Vascular Biology and Regenerative Medicine, Centro Cardiologico Monzino IRCCS, Milan, Italy.
Alessandro ScopeceUnit of Vascular Biology and Regenerative Medicine, Centro Cardiologico Monzino IRCCS, Milan, Italy.
Manuel CasaburoUnit of Vascular Biology and Regenerative Medicine, Centro Cardiologico Monzino IRCCS, Milan, Italy.
Daniele AndreiniUnit of Cardiovascular Imaging, Centro Cardiologico Monzino IRCCS, Milan, Italy.
Saima MushtaqUnit of Cardiovascular Imaging, Centro Cardiologico Monzino IRCCS, Milan, Italy.
Edoardo ConteUnit of Cardiovascular Imaging, Centro Cardiologico Monzino IRCCS, Milan, Italy.
Mattia ChiesaBioinformatics and Artificial Intelligence facility, Centro Cardiologico Monzino IRCCS, Milan, Italy.ORCID 0000-0001-7427-9954
Walter BirchmeierMax Delbrück Center for Molecular Medicine, Berlin-Buch, Germany.
Elisa CogliatiTreviso Tissue Bank Foundation, Treviso, Italy.
Adolfo PaolinTreviso Tissue Bank Foundation, Treviso, Italy.
Eva KönigInstitute for Biomedicine, Eurac Research, Affiliated Institute of the University of Lübeck, Bozen, Italy.ORCID 0000-0002-2079-3525
Viviana MeravigliaInstitute for Biomedicine, Eurac Research, Affiliated Institute of the University of Lübeck, Bozen, Italy.ORCID 0000-0002-9571-0309
Monica De MussoInstitute for Biomedicine, Eurac Research, Affiliated Institute of the University of Lübeck, Bozen, Italy.
Chiara VolaniInstitute for Biomedicine, Eurac Research, Affiliated Institute of the University of Lübeck, Bozen, Italy.
Giada CattelanInstitute for Biomedicine, Eurac Research, Affiliated Institute of the University of Lübeck, Bozen, Italy.ORCID 0000-0001-8451-9245
Werner RauheGeneral Hospital Bolzano/Bozen, Bolzano, Italy.
Linda TurnuUnit of Metabolomics and Cellular Biochemistry of Atherothrombosis, Centro Cardiologico Monzino IRCCS, Milan, Italy.ORCID 0000-0001-6536-9798
Benedetta PorroUnit of Metabolomics and Cellular Biochemistry of Atherothrombosis, Centro Cardiologico Monzino IRCCS, Milan, Italy.
Matteo PedrazziniLaboratory of Cardiovascular Genetics, Istituto Auxologico Italiano, IRCCS, Milan, Italy.ORCID 0000-0002-0675-4845
Marina CameraDepartment of Pharmacological and Biomolecular Sciences, Università degli Studi di Milano, Milan, Italy.
Alberto CorsiniDepartment of Pharmacological and Biomolecular Sciences, Università degli Studi di Milano, Milan, Italy.ORCID 0000-0002-9912-9482
Claudio TondoHeart Rhythm Center, Centro Cardiologico Monzino IRCCS, Milan, Italy.
Alessandra RossiniInstitute for Biomedicine, Eurac Research, Affiliated Institute of the University of Lübeck, Bozen, Italy.
Giulio PompilioUnit of Vascular Biology and Regenerative Medicine, Centro Cardiologico Monzino IRCCS, Milan, Italy.
Centro Cardiologico Monzino · ITUniversity of Milan · ITEurac Research · ITVeneto Eye Bank Foundation · ITIRCCS Istituto Auxologico Italiano · ITMax Delbrück Center · DEOspedale di Bolzano · ITUniversity Hospital of Lausanne · CH

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Arrhythmogenic cardiomyopathy (ACM) is hallmarked by ventricular fibro-adipogenic alterations, contributing to cardiac dysfunctions and arrhythmias. Although genetically determined (e.g., PKP2 mutations), ACM phenotypes are highly variable. More data on phenotype modulators, clinical prognosticators, and etiological therapies are awaited. We hypothesized that oxidized low-density lipoprotein (oxLDL)-dependent activation of PPARγ, a recognized effector of ACM adipogenesis, contributes to disease pathogenesis. ACM patients showing high plasma concentration of oxLDL display severe clinical phenotypes in terms of fat infiltration, ventricular dysfunction, and major arrhythmic event risk. In ACM patient-derived cardiac cells, we demonstrated that oxLDLs are major cofactors of adipogenesis. Mechanistically, the increased lipid accumulation is mediated by oxLDL cell internalization through CD36, ultimately resulting in PPARγ upregulation. By boosting oxLDL in a Pkp2 heterozygous knock-out mice through high-fat diet feeding, we confirmed in vivo the oxidized lipid dependency of cardiac adipogenesis and right ventricle systolic impairment, which are counteracted by atorvastatin treatment. The modulatory role of oxidized lipids on ACM adipogenesis, demonstrated at cellular, mouse, and patient levels, represents a novel risk stratification tool and a target for ACM pharmacological strategies.

Indexed as

Arrhythmogenic Right Ventricular DysplasiaAnimalsArrhythmias, CardiacHumansLipoproteins, LDLMicePhenotypeLipoproteins, LDLoxidized low density lipoproteinadipogenesisArrhythmogenic CardiomyopathyARVClipoproteinsoxidative stress

Identifiers

PMID34337880
PMCPMC8422076
OpenAlexW3187301047

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Registered trials

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.