Evidence map›Paper›PMID 20194882›Full record

ArticleCirculation2010

Protein aggregates and novel presenilin gene variants in idiopathic dilated cardiomyopathy.

Davide Gianni, Airong Li, Giuseppina Tesco, Kenneth M McKay, John Moore, Kunal Raygor, Marcello Rota, Judith K Gwathmey, G William Dec, Thomas Aretz and 6 more

Open access · bronzeAbstract read
In one paragraph

Article in Circulation, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 84 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
84citing papers in PubMed, 2 pooled it
3.6field-weighted citation impact, top 7% 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

84 citing papers in PubMed, 2 syntheses or guidelines pooled it, 137 citations in OpenAlex.

  1. Pooled it
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  14. Alterations in the inflammatory homeostasis of aging-related cardiac dysfunction and Alzheimer's diseases.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2025
    Review
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  19. Article
  20. A perspective on Notch signalling in progression and arrhythmogenesis in familial hypertrophic and dilated cardiomyopathies.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2023
    Review

24 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

16 authors at 1 institution in 1 country.

Davide GianniCardiovascular Institute, Beth Israel Deaconess Medical Center, Boston, MA 02125, USA.
Airong Li
Giuseppina Tesco
Kenneth M McKay
John Moore
Kunal Raygor
Marcello Rota
Judith K Gwathmey
G William Dec
Thomas Aretz
Annarosa Leri
Marc J Semigran
Piero Anversa
Thomas E Macgillivray
Rudolph E Tanzi
Federica del Monte
Brigham and Women's Hospital · US

Funding

Role of the g-secretase/PS1 complex in APP processingR01AG014713 · NIA · MASSACHUSETTS GENERAL HOSPITAL · PI KIM, DOO YEON · 1997 to 2018
$5.9M
SEARCH FOR NOVEL ALZHEIMERS DISEASE GENESR01MH060009 · NIMH · MASSACHUSETTS GENERAL HOSPITAL · PI TANZI, RUDOLPH EMILE · 1999 to 2017
$5.4M
SERCA2a Abnormalities and Chaperones in Heart FailureK08HL069842 · NHLBI · MASSACHUSETTS GENERAL HOSPITAL · PI DEL MONTE, FEDERICA · 2002 to 2006
$650k
NHLBI NIH HHS K08 HL069842NHLBI NIH HHS K08-HL69842NIA NIH HHS R01 AG014713NIA NIH HHS R01AG014713NIMH NIH HHS R01 MH060009NIMH NIH HHS R01MH60009
6 · The paper itself

Abstract

backgroundHeart failure is a debilitating condition resulting in severe disability and death. In a subset of cases, clustered as idiopathic dilated cardiomyopathy (iDCM), the origin of heart failure is unknown. In the brain of patients with dementia, proteinaceous aggregates and abnormal oligomeric assemblies of beta-amyloid impair cell function and lead to cell death. METHODS AND

resultsWe have similarly characterized fibrillar and oligomeric assemblies in the hearts of iDCM patients, pointing to abnormal protein aggregation as a determinant of iDCM. We also showed that oligomers alter myocyte Ca(2+) homeostasis. Additionally, we have identified 2 new sequence variants in the presenilin-1 (PSEN1) gene promoter leading to reduced gene and protein expression. We also show that presenilin-1 coimmunoprecipitates with SERCA2a.

conclusionsOn the basis of these findings, we propose that 2 mechanisms may link protein aggregation and cardiac function: oligomer-induced changes on Ca(2+) handling and a direct effect of PSEN1 sequence variants on excitation-contraction coupling protein function.

Indexed as

AdultAgedAmyloidAmyloid beta-PeptidesCalciumCardiomyopathy, DilatedFemaleHumansImmunohistochemistryMaleMiddle AgedMutationPolymorphism, Single NucleotidePresenilin-1Presenilin-2ProteinsAmyloidAmyloid beta-PeptidesCalciumPresenilin-1Presenilin-2ProteinsPSEN1 protein, humanPSEN2 protein, human

Identifiers

PMID20194882
PMCPMC2844798
OpenAlexW1978979379

What OpenQuestion holds

Textmetadata
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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.