His research group is focused on the development of new diagnostic tools particularly imaging modalities, the identification of new molecular targets for treatment of inflammatory bowel diseases, and the development of cell therapies. He has published more than 400 manuscripts in international peer-reviewed journals, has served as a member of the Scientific Committee of the United European Gastroenterology Federation, the Scientific Committee of European Crohn’s and Colitis organization, has been member of the board of International Organization for the study of Inflammatory Bowel Disease, Associate Editor of Gut, and President of ECCO.