Integrative common and rare variant analyses provide insights into the genetic architecture of liver cirrhosis

DBDS Genomic Consortium, Jonas Ghouse*, Ole B Pedersen, Stefan Stender*

*Corresponding author af dette arbejde

Publikation: Bidrag til tidsskriftArtikelForskningpeer review

Abstract

We report a multi-ancestry genome-wide association study on liver cirrhosis and its associated endophenotypes, alanine aminotransferase (ALT) and γ-glutamyl transferase. Using data from 12 cohorts, including 18,265 cases with cirrhosis, 1,782,047 controls, up to 1 million individuals with liver function tests and a validation cohort of 21,689 cases and 617,729 controls, we identify and validate 14 risk associations for cirrhosis. Many variants are located near genes involved in hepatic lipid metabolism. One of these, PNPLA3 p.Ile148Met, interacts with alcohol intake, obesity and diabetes on the risk of cirrhosis and hepatocellular carcinoma (HCC). We develop a polygenic risk score that associates with the progression from cirrhosis to HCC. By focusing on prioritized genes from common variant analyses, we find that rare coding variants in GPAM associate with lower ALT, supporting GPAM as a potential target for therapeutic inhibition. In conclusion, this study provides insights into the genetic underpinnings of cirrhosis.

OriginalsprogEngelsk
Sider (fra-til)827-837
Antal sider11
TidsskriftNature Genetics
Vol/bind56
Udgave nummer5
Tidlig onlinedato17 apr. 2024
DOI
StatusUdgivet - maj 2024

Finansiering

BevillingsgivereBevillingsgivernummer
Beckett-Fonden43247
Novo Nordisk FoundationNNF20SA0064340
Beckett-Fonden23-2-10636
Danmarks Frie Forskningsfond9060-00012B, NNF22OC0075038, NNF17OC0031204
John and Birthe Meyer Foundation
Innovationsfonden
NordForsk
Villadsen Family Foundation
Arvid Nilssons FondMVP000
Department of Veterans AffairsI01 BX003362
Novo Nordisk FoundationNNF17OC0027594, NNF14CC0001
National Institutes of Health1 OT2 OD026549, 1 OT2 OD026554, 1 OT2 OD026557, 1 OT2 OD026556, 1 OT2 OD026550, 1 OT2 OD 026552, 1 OT2 OD026553, 1 OT2 OD026548, 1 OT2 OD026551, 1 OT2 OD026555, AOD 16037
Doris Duke Foundation2019081
European Regional Development Fund(2014-2020.4.01.15-0012 GENTRANSMED)
Estonian Research CouncilPRG1911
University of CopenhagenPI Søren Brunak

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