1. Department of Pathology; Royal Infirmary of Edinburgh; Edinburgh UK
2. Department of Biological and Biomedical Sciences; Glasgow Caledonian University; Glasgow UK
3. European Centre for Environment and Human Health; University of Exeter; Exeter UK
4. Department of Gastroenterology and Hepatology; Erasmus Medical Center; Rotterdam the Netherlands
5. Department of Nephrology and Organ Transplantation; Université Paul Sabatier; Toulouse France
6. Centre de Recherche en Cancérologie de Toulouse; Department of Pathology; Centre Hospitalier Universitaire de Toulouse; Toulouse France