The genetic basis of inflammatory bowel disease (IBD) is incompletely understood, and the aim of a recent study in Gut was to identify rare genetic variants involved in the pathogenesis of IBD.

Mairi McLean speaks to authors Sebastian Zeissig, Department of Internal Medicine I, University Medical Center Schleswig-Holstein, and Andre Franke, Institute of Clinical Molecular Biology, Christian-Albrechts-University of Kiel, to hear what they found.

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