1. Immunoendocrinology, Division of Medical Biology, Department of Pathology and Medical Biology, University of Groningen and University Medical Center Groningen, Hanzeplein 1, EA 11, 9713 GZ, Groningen, The Netherlands
2. Department of Gastroenterology and Hepatology, University Medical Center Groningen, Groningen, Netherlands
3. Laboratory of Innate Immunity, Program of Immunology, Institute of Biomedical Sciences, Faculty of Medicine, Universidad de Chile, Santiago, Chile