Abstract
1 Laboratory of Vector-Borne Viruses, Department of Virology 1, National Institute of Infectious Diseases, 1-23-1 Toyama, Shinjuku-ku, Tokyo 162-8640, Japan
2 Department of Microbiology, Medical Faculty, University of Indonesia, Jalan Pegangsaan Timur no. 16, Jakarta 10320, Indonesia
3 Department of Infection Biology, Institute of Basic Medical Sciences, University of Tsukuba, Tsukuba 305-8575, Japan