Genome-wide association study identifies high-impact susceptibility loci for HCC in North America
- PMID: 38381705
- PMCID: PMC11191046
- DOI: 10.1097/HEP.0000000000000800
Genome-wide association study identifies high-impact susceptibility loci for HCC in North America
Abstract
Background and aims: Despite the substantial impact of environmental factors, individuals with a family history of liver cancer have an increased risk for HCC. However, genetic factors have not been studied systematically by genome-wide approaches in large numbers of individuals from European descent populations (EDP).
Approach and results: We conducted a 2-stage genome-wide association study (GWAS) on HCC not affected by HBV infections. A total of 1872 HCC cases and 2907 controls were included in the discovery stage, and 1200 HCC cases and 1832 controls in the validation. We analyzed the discovery and validation samples separately and then conducted a meta-analysis. All analyses were conducted in the presence and absence of HCV. The liability-scale heritability was 24.4% for overall HCC. Five regions with significant ORs (95% CI) were identified for nonviral HCC: 3p22.1, MOBP , rs9842969, (0.51, [0.40-0.65]); 5p15.33, TERT , rs2242652, (0.70, (0.62-0.79]); 19q13.11, TM6SF2 , rs58542926, (1.49, [1.29-1.72]); 19p13.11 MAU2 , rs58489806, (1.53, (1.33-1.75]); and 22q13.31, PNPLA3 , rs738409, (1.66, [1.51-1.83]). One region was identified for HCV-induced HCC: 6p21.31, human leukocyte antigen DQ beta 1, rs9275224, (0.79, [0.74-0.84]). A combination of homozygous variants of PNPLA3 and TERT showing a 6.5-fold higher risk for nonviral-related HCC compared to individuals lacking these genotypes. This observation suggests that gene-gene interactions may identify individuals at elevated risk for developing HCC.
Conclusions: Our GWAS highlights novel genetic susceptibility of nonviral HCC among European descent populations from North America with substantial heritability. Selected genetic influences were observed for HCV-positive HCC. Our findings indicate the importance of genetic susceptibility to HCC development.
Copyright © 2024 The Author(s). Published by Wolters Kluwer Health, Inc.
Conflict of interest statement
Robin Kate Kelley advises and received grants from Agios, AstraZeneca, Excelixis, Ipsen, and Merck. She advises Compass, Kinnate, Regeneron, and Tyra Biosciences. She received grants from Bayer, Bristol Myers Squibb, Eli Lilly, EMD Serono, Genentech, Loxo Oncology, Partner Therapeutics, Roche, QED, Relay Therapeutics, Servier, Surface Oncology, and Taiho. Jian-Min Yuan received grants from the National Institutes of Health. R. Mark Ghobrial consults for TransMedics. Yuko Kono advises Lantheus Medical Imaging. She received grants from Bracco Diagnostics and Canon Medical Systems. Dimpy P. Shah received grants from Anthos, AstraZeneca, and Guardant. Mindie H. Nguyen advises and received grants from Exact, Gilead, and Intercept. She received grants from AstraZeneca, CurveBio, Delfi, Enanta, Innogen, Pfizer, and Vir. Geoffrey Liu advises and received grants from AstraZeneca, Pfizer, and Takeda. He advises EMD Serono, Jazz, Merck, and Novartis. Richard Kim consults and is on the speakers’ bureau for AstraZeneca. He consults for AbbVie, Eisai, Excelixis, Ipsen, Pfizer, and Taiho. He is on the speakers’ bureau for Incyte. Ernest Hawk received grants from Exact. Alison P. Klein received grants from the National Cancer Institute. Mikayla A. Schmidt is employed by the Mayo Clinic. Saira A. Khaderi consults for AstraZeneca. Ahmed O. Kaseb consults, advises, and received grants from Bristol Myers Squibb, Eisai, Exelixis, Genentech, Merck, and Roche. He received grants from Adaptimmune and Tvardi. Lewis R. Roberts advises and received grants from Bayer, Exact, and Gilead. He advises Grail, QED Therapeutics, and Tavec. He received grants from Ariad, BTG/Boston Scientific, Fujifilm, Glycotest, RedHill, and Target. The remaining authors have no conflicts to report.
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