Document Detail


Association of TGFBR2 polymorphism with risk of sudden cardiac arrest in patients with coronary artery disease.
MedLine Citation:
PMID:  19959123     Owner:  NLM     Status:  MEDLINE    
Abstract/OtherAbstract:
BACKGROUND: Transforming growth factor ss (TGFss) signaling has been shown to promote myocardial fibrosis and remodeling with coronary artery disease (CAD), and previous studies show a major role for fibrosis in the initiation of malignant ventricular arrhythmias (VA) and sudden cardiac arrest (SCA). Common single nucleotide polymorphisms (SNPs) in TGFss pathway genes may be associated with SCA.
OBJECTIVE: We examined the association of common SNPs among 12 candidate genes in the TGFss pathway with the risk of SCA.
METHODS: SNPs (n = 617) were genotyped in a case-control study comparing 89 patients with CAD and SCA caused by VA to 520 healthy control subjects.
RESULTS: Nineteen SNPs among 5 genes (TGFB2, TGFBR2, SMAD1, SMAD3, SMAD6) were associated with SCA after adjustment for age and sex. After permutation analysis to account for multiple testing, a single SNP in TGFBR2 (rs9838682) was associated with SCA (odds ratio: 1.66, 95% confidence interval: 1.08 to 2.54, P = .02).
CONCLUSION: We show an association between a common TGFBR2 polymorphism and risk of SCA caused by VA in the setting of CAD. If validated, these findings support the role of genetic variation in TGFss signaling in SCA susceptibility.
Authors:
Zian H Tseng; Eric Vittinghoff; Stacy L Musone; Feng Lin; Dean Whiteman; Ludmila Pawlikowska; Pui-Yan Kwok; Jeffrey E Olgin; Bradley E Aouizerat
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Publication Detail:
Type:  Journal Article; Research Support, N.I.H., Extramural     Date:  2009-08-28
Journal Detail:
Title:  Heart rhythm : the official journal of the Heart Rhythm Society     Volume:  6     ISSN:  1556-3871     ISO Abbreviation:  Heart Rhythm     Publication Date:  2009 Dec 
Date Detail:
Created Date:  2009-12-04     Completed Date:  2011-01-28     Revised Date:  2013-03-22    
Medline Journal Info:
Nlm Unique ID:  101200317     Medline TA:  Heart Rhythm     Country:  United States    
Other Details:
Languages:  eng     Pagination:  1745-50     Citation Subset:  IM    
Affiliation:
Section of Cardiac Electrophysiology, Division of Cardiology, Department of Medicine, University of California, San Francisco, California 94143-1354, USA. zhtseng@medicine.ucsf.edu
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MeSH Terms
Descriptor/Qualifier:
Aged
California / epidemiology
Case-Control Studies
Confidence Intervals
Coronary Artery Disease / complications,  epidemiology,  genetics*
Death, Sudden, Cardiac / epidemiology*,  etiology,  pathology
Female
Humans
Male
Odds Ratio
Polymorphism, Single Nucleotide*
Protein-Serine-Threonine Kinases / genetics*
Receptors, Transforming Growth Factor beta / genetics*
Risk Assessment
Risk Factors
Signal Transduction
Tachycardia, Ventricular / genetics
Tumor Necrosis Factor-alpha
United States / epidemiology
Ventricular Fibrillation / epidemiology,  genetics
Grant Support
ID/Acronym/Agency:
KL2 RR024130/RR/NCRR NIH HHS; KL2 RR024130/RR/NCRR NIH HHS; KL2 RR024130-03/RR/NCRR NIH HHS
Chemical
Reg. No./Substance:
0/Receptors, Transforming Growth Factor beta; 0/Tumor Necrosis Factor-alpha; EC 2.7.11.1/Protein-Serine-Threonine Kinases; EC 2.7.11.30/transforming growth factor-beta type II receptor
Comments/Corrections
Comment In:
Heart Rhythm. 2009 Dec;6(12):1751-3   [PMID:  19959124 ]

From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine


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