1. 1Department of Bacteriology, Faculty of Medical Sciences, Kyushu University, Fukuoka, Japan
2. 2Previous address: Division of Microbiology, Department of Infectious Diseases, Faculty of Medicine, University of Miyazaki, Miyazaki, Japan
3. 3Laboratory of Veterinary Public Health, Department of Veterinary Medical Science, Faculty of Agriculture, University of Miyazaki, Miyazaki, Japan
4. 4Graduate School of Bioscience and Biotechnology, Tokyo Institute of Technology, Tokyo, Japan
5. 5Frontier Science Research Center, University of Miyazaki, Miyazaki, Japan
6. 6Center for Infection Control, University of Miyazaki Hospital, Miyazaki, Japan
7. 7Department of Microbiology, School of Pharmacy, Aichi Gakuin University, Nagoya, Japan
8. 8Faculty of Agriculture, University of Miyazaki Center for Animal Disease Control, University of Miyazaki, Miyazaki, Japan
9. 9Department of Rheumatology, Infectious Diseases and Laboratory Medicine, University of Miyazaki, Miyazaki, Japan