1. Antigen Presentation Research Group Imperial College London Northwick Park and St. Mark's Campus Harrow UK
2. Nutrition and Bromatology Group Department of Analytical and Food Chemistry Food Science and Technology Faculty University of Vigo Ourense Campus Ourense Spain
3. St. Mark's Hospital North West London Hospitals NHS Trust Harrow UK
4. Laboratoire de Microbiologie et Biochimie Appliquee Ecole Nationale Superieure des Sciences Agronomiques de Bordeaux Gradignan France
5. Gastroenterology Service Hospital Clinico Universitario de Valladolid Valladolid Spain
6. Department of Genetics and Molecular Biology Clinical Laboratory Service Hospital Universitario Rio Hortega Valladolid Spain
7. Department of Paediatrics and Immunology Mucosal Immunology Service Universidad de Valladolid IBGM‐CSIC Valladolid Spain
8. Departmento de Microbiologia y Bioquimica de Productos Lacteos Instituto de Productos Lacteos de Asturias Consejo Superior de Investigaciones Cientificas Villaviciosa Spain
9. Centre for Immunology and Infectious Disease Barts and the London School of Medicine and Dentistry Blizard Institute of Cell and Molecular Science Queen Mary University of London UK