- Division of Molecular Pathobiology, Hokkaido University, Sapporo - Division of Global Epidemiology, Research Center for Zoonosis Control, Hokkaido University, Sapporo - Global Institution for Collaborative Research and Education, Hokkaido University, Sapporo - Laboratory of Biomolecular Science, Faculty of Pharmaceutical Science, Hokkaido University, Sapporo - Laboratory of Zoonotic Diseases, Faculty of Applied Biological Sciences, Gifu University, Japan - National Virus Reference Laboratory, School of Medicine, University College Dublin, Ireland - Center for Research in Infectious Diseases, University College Dublin, Ireland - Global Virus Network, Baltimore, Maryland 
Present address: Toyoyuki Ose, Laboratory of X-Ray Structural Biology, Faculty of Advanced Life Science, Hokkaido University, Sapporo 060-0810, Japan.
Correspondence: H. Sawa, MD, PhD, Division of Molecular Pathobiology, Research Center for Zoonosis Control, Hokkaido University, N20, W10, Kita-ku, Sapporo 001-0020, Japan ([email protected]).
Received November 06, 2017
Accepted February 23, 2018