1. Department of Immunology and Pathology Research Institute National Center for Global Health and Medicine Chiba Japan
2. Department of Laboratory Animal Medicine Research Institute National Center for Global Health and Medicine Tokyo Japan
3. Laboratory of Protein Metabolism Graduate School of Pharmaceutical Sciences The University of Tokyo Tokyo Japan
4. Department of Immunology Graduate School of Medicine and Faculty of Medicine The University of Tokyo Tokyo Japan
5. Bioindustry Division Oriental Yeast Co., Ltd. Tokyo Japan
6. Section of Animal Models Department of Infectious Diseases Research Institute National Center for Global Health and Medicine Tokyo Japan