1. Department of Bioengineering; School of Engineering; The University of Tokyo; 7-3-1 Hongo, Bunkyo-ku Tokyo 113-8656 Japan
2. Department of Chemistry and Biotechnology; School of Engineering; The University of Tokyo; 7-3-1 Hongo, Bunkyo-ku Tokyo 113-8656 Japan
3. Department of Biotechnology; Graduate School of Engineering; Nagoya University; Furo-cho, Chikusa-ku Nagoya, Aichi 464-8603 Japan