Associate Fellows

Prof. Tim Vanuytsel, MD PhD

Translational Research Center for Gastrointestinal Disorders (TARGID), Department of Chronic Diseases, Metabolism and Ageing (ChroMetA), KU Leuven, Leuven, Belgium

Division of Gastroenterology and Hepatology, University Hospital Leuven, Leuven, Belgium

Leuven Intestinal Failure and Transplantation Center, University Hospital Leuven, Leuven, Belgium.

Prof. Tim Vanuytsel graduated summa cum laude in 2007 from Leuven University Medical School. He obtained a PhD degree in biomedical sciences in 2014 with a thesis on the role and mechanisms of intestinal permeability in functional gastrointestinal disorders. During his PhD training, he worked as a researcher in the lab of Prof. Terez Shea-Donohue at the University of Maryland, Baltimore (USA) in 2011.

Prof. Vanuytsel currently holds a position as a consultant gastroenterologist in Leuven University Hospitals with a clinical focus on intestinal failure, clinical nutrition and functional gastrointestinal disorders. He is the co-founder and medical director of the Leuven Intestinal Failure and Transplantation center (LIFT), which is the largest intestinal failure center and the only small bowel and multivisceral transplant center in Belgium.

Tim Vanuytsel is an assistant professor at the University of Leuven and his research interests include the pathophysiology and treatment of functional gastrointestinal disorders and intestinal failure and transplantation. He has published >105 original research articles and reviews in international peer-reviewed journals on both clinical and basic science aspects of gastroenterology. He is the (co-)supervisor of 15 PhD students and 2 postdoctoral fellows. He is the editor in chief of Acta Gastroenterologica Belgica, associate editor of the GI section of Current Opinion in Pharmacology and member of the editorial board of Neurogastroenterology and Motility.

Dr. Nakov is a consultant gastroenterologist at Tsaritsa Yoanna University Hospital, Sofia. He obtained a doctorate (PhD) in Gastroenterology from the Medical University of Sofia.

Dr. Nakov is a member of Equality & Diversity Task Force at United European Gastroenterology (UEG), a course director of UEG Summer School, and a member of European Society of Neurogastroenterology and Motility (ESNM) Steering Committee. He represents UEG at Biomedical Alliance’s CME Experts Permanent Committee.

He has been a member of UEG Young Talent Group and UEG Education Committee.

Radislav Nakov is also a president at Association for Young Hepatogastroenterologists in Bulgaria, a president of Bulgarian Society of Neurogastroenterology and Motility, and a director of the Bulgarian Stool Bank.

His main research interests are biomarkers of intestinal inflammation, IBS, DGBI, fecal microbiota transplantation, IBD, and transthyretin amyloidosis.

Radislav Nakov, MD, PhD

Clinic of Gastroenterology, Tsaritsa Yoanna University Hospital, Medical University of Sofia,

8 Byalo more Str

1527 Sofia



Head of Molecular Gastroenterology and Microbiota-associated Diseases Section and GI research laboratory at the Department of Gastroenterology, Hepatology and Infectious Diseases, Otto-von-Guericke University Magdeburg, Germany


Medical education:                    Medical Academy Novosibirsk, Russia and Otto-von-Guericke University Magdeburg, Germany

Fellowiship:                               Gastroenterology, Hepatology and Infectious Diseases at Otto-von-Guericke Universitiy Magdeburg, Germany (under the supervision of Prof. Dr. Peter Malfertheiner)

Doctoral thesis:                         “Effect of a single dose naproxen on the arachidonic acid metabolism in gastroduodenal Mucosa”. Under the supervision of Prof. Dr. Peter Malfertheiner, Otto-von-Guericke University Magdeburg, Germany

Postdoctoral fellowship:            GI Cancer Research Laboratory, Department of Internal Medicine, Baylor Research Institute and Sammons Cancer Center, Baylor University Medical Center, Dallas, Texas, USA under the supervision of Prof. Dr. C. Richard Boland and Dr. Ajay Goel

Scientific Interests:                   GI microbiota, fecal microbiota transplantation, helicobacter pylori, carcinogenesis, biomarkers in GI diseases, epigenetics, inflammation, hereditary cancer syndromes

Clinical expertise:                     Diagnostic and interventional GI endoscopy and ultrasonography

Teaching interests:                   Development and implementation of new teaching format for improvement of theoretical and practical education of medical students