1. Department of Material and Life Science, Division of
Advanced Science and Biotechnology, Graduate School of Engineering, Osaka University, 2-1 Yamadaoka, Suita, Osaka 565-0871, Japan
2. Picobiology Institute,
Graduate School of Life Science, University of Hyogo, RSC-UH LP Center, Koto 1-1-1, Sayo-cho, Sayo-gun, Hyogo 679-5148, Japan