Heart failure & cardiomyopathies

Gene Expression Omnibus (GEO) Combined with Quantitative Protein Trait Loci Identify Causative Proteins in Hypertrophic Cardiomyopathy

ESC Heart FailPublished two-sample Mendelian randomization (MR) analysis

Main finding · HCM risk, CA3Result — go to the resultOdds ratio 1.292 95% CI 1.021–1.636

Authors' conclusion

CA3 and SERPINE1 proteins may exert causal effects on HCM and may serve as characteristic markers and therapeutic targets for this condition.

Study context

Population
Hypertrophic cardiomyopathy (HCM) cardiac tissue samples and healthy controls from GEO; Protein quantitative trait locus (pQTL) data from UK Biobank plasma; HCM genome-wide association study (GWAS) data from the FinnGen studyGSE36961 HCM samples 106 · GSE36961 healthy controls 39 · GSE180313 HCM samples 13 · GSE180313 healthy controls 7 · UK Biobank participants (pQTL) 54,000 · FinnGen HCM cases 1,125 · FinnGen controls 411,056
Comparison
Causal association between these protein phenotypes and HCM
Outcome
HCM risk, CA3
Methodological detailssensitivity analysis of heterogeneity and horizontal pleiotropy tests
  • Sensitivity analysis of heterogeneity and horizontal pleiotropy tests

Main finding

As reported in the abstract

Odds ratio

1.292

95% CI 1.021–1.636

P = 0.033

CA3
OR 1.292 (95% CI 1.021–1.636); P = 0.033

Further findings

HCM risk, SERPINE1

OR (95% CI)P value
SERPINE1IVW1.313 (1.063–1.621)P = 0.011

Heterogeneity and horizontal pleiotropy

No significant heterogeneity
P > 0.05
No evidence of horizontal pleiotropy
P > 0.05

Original publication

GEO Combined with Quantitative Protein Trait Loci Identify Causative Proteins in Hypertrophic Cardiomyopathy. ESC Heart Fail. Published 9 May 2025. doi:10.1002/ehf2.15287

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