1. Drug Discovery and Disease Research Laboratory, Osaka, Japan;
2. Division of Anti-Virus Drug Research, Hokkaido University, Sapporo, Japan;
3. Biomarker Research and Development Department, Shionogi and Company, Limited, Osaka, Japan;
4. Global Institution for Collaborative Research and Education (Gi-CoRE), Hokkaido University, Sapporo, Japan;
5. Global Virus Network, Baltimore, Maryland, USA; and
6. Center for Research in Infectious Diseases, University College of Dublin, Dublin, Ireland
7. Division of Molecular Pathobiology, Research Center for Zoonosis Control, Hokkaido University, Sapporo, Japan;