Head of Internal Medicine Hospital Unit, Policlinico San Matteo, Pavia; Honorary Senior Lecturer in Gastroenterology, Division of Medicine, Royal Free Hospital, UCL, London (UK) My interests are in the field of internal medicine, gastroenterology and mucosal immunology, with specific focus on immune-mediated and oncological gastrointestinal disorders, fibrogenic disorders, autoimmune diseases and spleen hypofunction.