1. Department of Frontier Materials; Nagoya Institute of Technology; Gokiso, Showa-ku Nagoya 466-8555 Japan
2. Department of Nanopharmaceutical Sciences; Nagoya Institute of Technology; Gokiso, Showa-ku Nagoya 466-8555 Japan
3. Pharmaceutical Division; Ube Industries, Ltd.; Seavans North Bldg., 1-2-1 Shibaura, Minato-ku Tokyo 105-8449 Japan