1. Laboratory of RNA Viruses, Department of Virus Research, Institute for Frontier Life and Medical Sciences, Kyoto University, Kyoto, Japan
2. Laboratory of RNA Viruses, Department of Mammalian Regulatory Network, Graduate School of Biostudies, Kyoto University, Kyoto, Japan
3. Department of Molecular Virology, Graduate School of Medicine, Kyoto University, Kyoto, Japan
4. Hakubi Center for Advanced Research, Kyoto University, Kyoto, Japan
5. Division of Veterinary Sciences, Graduate School of Life and Environmental Sciences, Osaka Prefecture University, Osaka, Japan