1. Institute of Anatomy II, Jena University Hospital, Jena, Germany
2. Institute of Physiology II, Jena University Hospital, Jena, Germany
3. Department of Pathology, Brigham and Women’s Hospital and Harvard Medical School, Boston, MA, USA
4. Dept. of Gastroenterology, Infectious Diseases and Rheumatology, Campus Benjamin Franklin, Charité - University medicine Berlin, Berlin, Germany
5. Institute of Biochemistry II, Jena University Hospital, Jena, Germany