1. Institute for Cell-Material
Sciences, Kyoto University, ACT-Kyoto #507, Jibucho 105, Fushimi-ku, Kyoto 612-8374, Japan
2. Graduate School of Science and Engineering, University of Toyama, 3190 Gofuku, Toyama 930-8555, Japan
3. Institute for Cell-Material Sciences, Kyoto University, Yoshida, Sakyo-ku, Kyoto 606-8501, Japan