NAFLD, the hepatic manifestation of the metabolic syndrome, is a multifactorial condition — environmental factors influence an inherited genetic risk. Stender et al. now describe the additive effect of obesity and NAFLD-associated genetic polymorphisms on steatosis, elevated serum alanine aminotransferase levels and cirrhosis, remarkably illustrating the principle of gene–environment interactions.
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Acknowledgements
Q.M.A. is a member of the EPoS (Elucidating Pathways of Steatohepatitis) consortium, which is funded by the Horizon 2020 Framework Program of the European Union under Grant Agreement 634413.
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Mann, J., Anstee, Q. PNPLA3 and obesity: a synergistic relationship in NAFLD. Nat Rev Gastroenterol Hepatol 14, 506–507 (2017). https://doi.org/10.1038/nrgastro.2017.74
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DOI: https://doi.org/10.1038/nrgastro.2017.74
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