1. NIHR Oxford Biomedical Research Centre, Translational Gastroenterology Unit, Oxford University Hospitals NHS Foundation Trust, Nuffield Department of Experimental Medicine, John Radcliffe Hospital, University of Oxford, UK
2. Department of Laboratory Medicine, Changi General Hospital, SingHealth, Singapore
3. Experimental Medicine Unit, GlaxoSmithKline, Gunnels Wood Road, Stevenage, UK
4. GlaxoSmithKline, Collegeville, Pennsylvania, USA
5. The Peter Medawar Building for Pathogen Research, University of Oxford, UK