rs11745324 - KLHL3
Magnitude 2.2 · 4 studies on file
Reported associations
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Genome-wide analysis of heart failure yields insights into disease heterogeneity and enables prognostic prediction in the Japanese population - Unknown journal (n.d.) · Unknown authors · PubMed 41184235
ABSTRACT: To understand the genetic basis of heart failure (HF) in the Japanese population, we performed genome-wide association studies (GWASs) comprising 16,251 all-cause HF cases, 4254 HF with reduced ejection fraction (HFrEF) cases, 7154 HF with preserved ejection fraction cases, and 11,122 non-ischemic HF cases among 213,828 individuals and identified five novel loci. A subsequent cross-ancestry meta-analysis and multi-trait analysis of the GWAS data identified 19 novel loci in total, with 31 out of the 76 genome-wide significant loci associated with HFrEF despite its smaller sample size. Among these susceptibility loci, a common non-coding variant in TTN (rs1484116) was associated with reduced cardiac function and worse long-term mortality. We leveraged the HF meta-GWASs along with c
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Genome-wide association and multi-trait analyses characterize the common genetic architecture of heart failure - Unknown journal (n.d.) · Unknown authors · PubMed 36376295
ABSTRACT: Heart failure is a leading cause of cardiovascular morbidity and mortality. However, the contribution of common genetic variation to heart failure risk has not been fully elucidated, particularly in comparison to other common cardiometabolic traits. We report a multi-ancestry genome-wide association study meta-analysis of all-cause heart failure including up to 115,150 cases and 1,550,331 controls of diverse genetic ancestry, identifying 47 risk loci. We also perform multivariate genome-wide association studies that integrate heart failure with related cardiac magnetic resonance imaging endophenotypes, identifying 61 risk loci. Gene-prioritization analyses including colocalization and transcriptome-wide association studies identify known and previously unreported candidate cardio
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Genome-wide association and Mendelian randomisation analysis provide insights into the pathogenesis of heart failure - Unknown journal (n.d.) · Unknown authors · PubMed 31919418
ABSTRACT: Heart failure (HF) is a leading cause of morbidity and mortality worldwide. A small proportion of HF cases are attributable to monogenic cardiomyopathies and existing genome-wide association studies (GWAS) have yielded only limited insights, leaving the observed heritability of HF largely unexplained. We report results from a GWAS meta-analysis of HF comprising 47,309 cases and 930,014 controls. Twelve independent variants at 11 genomic loci are associated with HF, all of which demonstrate one or more associations with coronary artery disease (CAD), atrial fibrillation, or reduced left ventricular function, suggesting shared genetic aetiology. Functional analysis of non-CAD-associated loci implicate genes involved in cardiac development (MYOZ1, SYNPO2L), protein homoeostasis (BAG
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Genome-wide association study meta-analysis provides insights into the etiology of heart failure and its subtypes - Unknown journal (n.d.) · Unknown authors · PubMed 40038546
ABSTRACT: Heart failure (HF) is a major contributor to global morbidity and mortality. While distinct clinical subtypes, defined by etiology and left ventricular ejection fraction, are well recognized, their genetic determinants remain inadequately understood. In this study, we report a genome-wide association study of HF and its subtypes in a sample of 1.9 million individuals. A total of 153,174 individuals had HF, of whom 44,012 had a nonischemic etiology (ni-HF). A subset of patients with ni-HF were stratified based on left ventricular systolic function, where data were available, identifying 5,406 individuals with reduced ejection fraction and 3,841 with preserved ejection fraction. We identify 66 genetic loci associated with HF and its subtypes, 37 of which have not previously been re
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Lifestyle context
Concrete actions anchored to the cited research. We do not prescribe, we describe.
Diet
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sodium restriction Moderate
KLHL3 regulates renal sodium-chloride cotransporter; reduced expression causes sodium and fluid retention predisposing to heart failure
limit sodium intake to 2000-2300 mg daily as tolerated
Discuss with your doctor
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blood pressure management and sodium handling Moderate
Reduced KLHL3 function impairs renal sodium handling; risk variant associated with hypertensive heart failure pathway
discuss individual blood pressure targets, salt sensitivity, and monitoring schedule with cardiologist
Screening
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heart failure risk High
KLHL3 variant reduces gene expression and increases sodium/fluid retention, raising heart failure risk 1.05-fold
annual cardiovascular assessment or sooner if symptoms like dyspnea or edema develop
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atrial fibrillation risk Moderate
KLHL3 locus clusters with atrial fibrillation risk alongside heart failure associations
baseline EKG and report palpitations, irregular heartbeat or syncope promptly