1. Molecular Immunology, Helmholtz Center for Infection Research, Braunschweig, Germany
2. Infection Biology of Salmonella, Helmholtz Center for Infection Research, Braunschweig, Germany
3. Mouse-Pathology Service Unit, Helmholtz Center for Infection Research, Braunschweig, Germany
4. Symbio Gruppe GmbH & Co KG, Herborn, Germany
5. Institute of Immunology, Medical School Hannover, Hannover, Germany