1. Institute of Nutritional Medicine, Molecular Gastroenterology, University Hospital Schleswig- Holstein, Campus Lübeck, Lübeck, Germany
2. Department of Rheumatology, University of Schleswig-Holstein, Lübeck, Germany
3. Institute for Experimental Immunology, Euroimmun Corp., Lübeck, Germany
4. Department of Medicine B, Gastroenterology and Hepatology, University of Münster, Münster, Germany
5. Institute of Clinical Medicine, University of Oslo, Oslo, Norway
6. Norwegian PSC Research Center, Section of Gastroenterology and Research Institute of Internal Medicine, Division of Surgery, Inflammatory Diseases and Transplantation, Oslo University Hospital, Oslo, Norway
7. Department of Medicine II, Division of Gastroenterology, Rostock University Medical Center, Rostock, Germany
8. Institute of Medical Microbiology and Hospital Epidemiology and German Center for Infection Research (DZIF), Partner Site Hannover-Braunschweig, Hannover Medical School, Hannover, Germany
9. 1st Department of Medicine, Section of Nutritional Medicine, University Hospital Schleswig-Holstein, Campus Lübeck, Lübeck, Germany