1. Department of Microbiology, Dokkyo Medical University School of Medicine
2. Section of Bacterial Pathogenesis, Section of Microbial Genomics and Ecology, Tokyo Medical and Dental University, Graduate School of Medical and Dental Science
3. Department of Environmental Life Sciences, Graduate School of Life Sciences, Tohoku University
4. Department of Biological Information, Tokyo Institute of Technology, Graduate School of Bioscience and Biotechnology