1. Laboratory of Immunology, Department of Laboratory Sciences, Gunma University School of Health Sciences, Maebashi, Gunma, Japan
2. Department of Immunology, Max Planck Institute for Infection Biology, Berlin, Germany
3. Department of Bacteriology, Nara Medical University, Kashihara, Nara, Japan
4. Core Facilities Biochemistry, Max Planck Institute for Infection Biology, Berlin, Germany
5. Core Facilities Microscopy, Max Planck Institute for Infection Biology, Berlin, Germany