1. Laboratory of Immunoregulation and Vaccine Research, Tsukuba Primate Research Center, National Institutes of Biomedical Innovation, Health and Nutrition, Tsukuba, Ibaraki 305-0843, Japan
2. Division of Immunoregulation, Department of Molecular and Experimental Medicine, Mie University Graduate School of Medicine, Tsu, Mie 514-8507, Japan
3. Research and Development Department, Japan BCG Laboratory, Kiyose, Tokyo 204-0022, Japan