Department of Biochemical Science and Engineering, Kyushu Institute of Technology, Fukuoka, Iizuka 820 8502, Japan. shandar@bse.kyutech.ac.jp|Department of Biochemical Science and Engineering, Kyushu Institute of Technology, Fukuoka, Iizuka 820 8502, Japan. shandar@bse.kyutech.ac.jp|Department of Biochemical Science and Engineering, Kyushu Institute of Technology, Fukuoka, Iizuka 820 8502, Japan. shandar@bse.kyutech.ac.jp