Genome-wide association study reveals mechanisms underlying dilated cardiomyopathy and myocardial resilience

Sean J. Jurgens, Joel T. Rämö, Daria R. Kramarenko, Leonoor F.J.M. Wijdeveld, Jan Haas, Mark D. Chaffin, Sophie Garnier, Liam Gaziano, Lu Chen Weng, Alex Lipov, Sean L. Zheng, Albert Henry, Jennifer E. Huffman, Saketh Challa, Frank Rühle, Carmen Diaz Verdugo, Christian Krijger Juárez, Shinwan Kany, Constance A. van Orsouw, Kiran BiddingerEdwin Poel, Amanda L. Elliott, Xin Wang, Catherine Francis, Richard Ruan, Satoshi Koyama, Leander Beekman, Dominic S. Zimmerman, Jean François Deleuze, Eric Villard, David Alexandre Trégouët, Richard Isnard, Dorret I. Boomsma, Eco J.C. de Geus, Rafik Tadros, Yigal M. Pinto, Arthur A.M. Wilde, Jouke Jan Hottenga, Juha Sinisalo, Teemu Niiranen, Roddy Walsh, Amand F. Schmidt, Seung Hoan Choi, Kyong Mi Chang, Philip S. Tsao, Paul M. Matthews, James S. Ware, R. Thomas Lumbers, Saskia van der Crabben, Jari Laukkanen, , ,

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Abstract

Dilated cardiomyopathy (DCM) is a heart muscle disease that represents an important cause of morbidity and mortality, yet causal mechanisms remain largely elusive. Here, we perform a large-scale genome-wide association study and multitrait analysis for DCM using 9,365 cases and 946,368 controls. We identify 70 genome-wide significant loci, which show broad replication in independent samples and map to 63 prioritized genes. Tissue, cell type and pathway enrichment analyses highlight the central role of the cardiomyocyte and contractile apparatus in DCM pathogenesis. Polygenic risk scores constructed from our genome-wide association study predict DCM across different ancestry groups, show differing contributions to DCM depending on rare pathogenic variant status and associate with systolic heart failure across various clinical settings. Mendelian randomization analyses reveal actionable potential causes of DCM, including higher bodyweight and higher systolic blood pressure. Our findings provide insights into the genetic architecture and mechanisms underlying DCM and myocardial function more broadly.

Original languageEnglish
Article number2254
Pages (from-to)2636–2645
Number of pages10
JournalNature genetics
Issue number12
Early online date21 Nov 2024
DOIs
Publication statusPublished - 2024

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  • Publisher Correction: Genome-wide association study reveals mechanisms underlying dilated cardiomyopathy and myocardial resilience (Nature Genetics, (2024), 10.1038/s41588-024-01975-5)

    Jurgens, S. J., Rämö, J. T., Kramarenko, D. R., Wijdeveld, L. F. J. M., Haas, J., Chaffin, M. D., Garnier, S., Gaziano, L., Weng, L. C., Lipov, A., Zheng, S. L., Henry, A., Huffman, J. E., Challa, S., Rühle, F., Verdugo, C. D., Krijger Juárez, C., Kany, S., van Orsouw, C. A. & Biddinger, K. & 33 others, Poel, E., Elliott, A. L., Wang, X., Francis, C., Ruan, R., Koyama, S., Beekman, L., Zimmerman, D. S., Deleuze, J. F., Villard, E., Trégouët, D. A., Isnard, R., Boomsma, D. I., de Geus, E. J. C., Tadros, R., Pinto, Y. M., Wilde, A. A. M., Hottenga, J. J., Sinisalo, J., Niiranen, T., Walsh, R., Schmidt, A. F., Choi, S. H., Chang, K. M., Tsao, P. S., Matthews, P. M., Ware, J. S., Lumbers, R. T., van der Crabben, S., Laukkanen, J., FinnGen, VA Million Veteran Program & HERMES Consortium, 4 Dec 2024, In: Nature genetics. 56, 12, 1 p., 2843.

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