1. GI-Unit, 3rd Department of Internal Medicine, Sotiria Hospital , Athens , Greece
2. Laboratory of Pharmacology, Faculty of Medicine, Democritus University of Thrace , Alexandroupolis , Greece
3. Individualised Medicine & Pharmacological Research Solutions Center (IMPReS) , Alexandroupolis , Greece
4. Gastroenterology and Hepatology Research Laboratory, Medical School, University of Crete , Heraklion , Greece
5. Department of Internal Medicine, University Hospital of Alexandroupolis, Democritus University of Thrace , Alexandroupolis , Greece
6. Tithon Biotech Inc., San Diego , CA , USA