1. Max Planck Institute for Polymer Research, Ackermannweg 10, 55128 Mainz, Germany
2. Institute for Translational Immunology and Research Center for Immune Therapy, University Medical Center, Johannes Gutenberg University, 55131 Mainz, Germany
3. Department of Internal Medicine I, University Medical Center, Johannes Gutenberg-University, 55122 Mainz, Germany
4. Department of Dermatology, University Medical Center, Johannes Gutenberg-University, 55122 Mainz, Germany
5. Division of Gastroenterology, Beth Israel Deaconess Medical Center, Harvard Medical School, 02115 Boston, Massachusetts, United States