*Mai Kishimoto¹, Masahiro Kajihara², Ayato Takada², Naoto Ito³, Yasuko Orba¹, Hirofumi Sawa¹, Michihito Sasaki¹ (1. Division of Molecular Pathobiology, IIZC, Hokkaido Univ., 2. Division of Global Epidemiology, IIZC, Hokkaido Univ., 3. Laboratory of Zoonotic Diseases, Faculty of Applied Biological Sciences, Gifu Univ.)

*Miho Kaneko^1,2, Nguyen Hoa Tran Thi³, Toyoko Nakagomi², Hung Manh Vu³, Taichiro Takemura⁴, Futoshi Hasebe⁴, Hai Dao Anh Thi³, Quynh Anh Pham Hong³, Anh Duc Dang⁵, Noriyuki Nishida¹, Osamu Nakagomi² (1. Department of Molecular Microbiology and Immunology, Graduate School of Biomedical Sciences, Nagasaki University, 2. Department of Hygiene and Molecular Epidemiology, Graduate School of Biomedical Sciences, Nagasaki University, 3. Department of Virology, National Institute of Hygiene and Epidemiology, Hanoi, Viet Nam, 4. Vietnam Research Station, Center for Infectious Disease Research in Asia and Africa, Institute of Tropical Medicine, Nagasaki University, 5. Department of Bacteriology, National Institute of Hygiene and Epidemiology, Hanoi, Viet Nam)

*Yen Hai Doan¹, Nobuhiro Takemae¹, Toshihiko Suzuki², Francis Ekow Dennis³, George Enyimah Armah³, Takako Utsumi⁴, Ikuo Shoji⁴, Laura Navika Yamani ⁵, Maria Inge Lusida⁵, Shinichi Miyoshi⁶, Mamta Chawla Sarkar⁷, Kei Haga⁸, Yoshiki Fujii¹, Hiroyuki Shimizu¹, Tomoichiro Oka¹, Masamichi Muramatsu¹, Tsutomu Kageyama¹, Kazuhiko Katayama⁸ (1. National Institute of Infectious Diseases, Japan, 2. Tokyo Medical and Dental University, Japan, 3. Noguchi Memorial Institute for Medical Research, University of Ghana, Ghana, 4. Center for Infectious Diseases, Kobe University Graduate School of Medicine, Kobe, Japan, 5. Institute of Tropical Disease, Airlangga University, Surabaya, Indonesia, 6. School of Medicine, Dentistry and Pharmaceutical Sciences, Okayama University , 7. National Institute of Cholera and Enteric Diseases, India, 8. Ōmura Satoshi Memorial Institute & Graduate School of Infection Control Sciences, Kitasato University, Japan)

*Yoshiki Fujii¹, Takeshi Tsugawa², Masamichi Muramatsu¹ (1. Department of Virology II, National Institute of Infectious Diseases, 2. Department of Pediatrics, Sapporo Medical University School of Medicine)