1. Department of Microbiology and Institute for Immunology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA 19104, USA.
2. Department of Pathology and Laboratory Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA 19104, USA.
3. Division of Mucosal Immunology, Institute of Medical Science, The University of Tokyo, Tokyo 108-8639, Japan.
4. Department of Medical Genome Science, Graduate School of Frontier Science, The University of Tokyo, Chiba 277-8562, Japan.
5. Department of Pediatrics, Division of Gastroenterology, Hepatology, and Nutrition, Perelman School of Medicine, University of Pennsylvania, Children’s Hospital of Philadelphia, Philadelphia, PA 19104, USA.
6. Centre de Recherche en Infectiologie, Centre Hospitalier de l’Université Laval, Faculty of Medicine, Laval University, Quebec, Canada.
7. Department of Surgery and the Columbia Center for Translational Immunology, Columbia University Medical Center, New York, NY 10032, USA.
8. Department of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA 19104, USA.
9. Department of Surgery, University of Pennsylvania, Philadelphia, PA 19104, USA.
10. Inflammation and Immunology Research Unit, Biotherapeutics Research and Development, Pfizer Worldwide R&D, Cambridge, MA 02140, USA.
11. Core Research for Evolutional Science and Technology, Japan Science and Technology Agency, Tokyo 102-0075, Japan.
12. Philadelphia VA Medical Center, Philadelphia, PA 19104, USA.
13. Department of Pathobiology, School of Veterinary Medicine, University of Pennsylvania, Philadelphia, PA 19104, USA.