1. Institute of Pharmaceutical Chemistry, Goethe University, Frankfurt Am Main, Germany
2. Institute of Nutritional Science, Justus-Liebig University, Gießen, Germany
3. Interdisciplinary Crohn Colitis Center Rhein-Main, Frankfurt Am Main, Germany
4. Department of Medicine I, Agaplesion Markus Hospital, Frankfurt Am Main, Germany
5. Gastroenterology and Clinical Nutrition, DGD Clinics Sachsenhausen, Frankfurt Am Main, Germany