1. Cellular and Molecular Biotechnology Research Institute, National Institute of Advanced Industrial Science and Technology (AIST), Higashi 1-1-1, Tsukuba 305-8566, Japan
2. S&B Foods Inc., #605 MITSUI LINK-Lab Shinkiba1 Shinkiba 2-3-8, Koto-ku, Tokyo 136-0082, Japan
3. Health and Medical Research Institute, National Institute of Advanced Industrial Science and Technology (AIST), Hayashicho 2217-14, Takamatsu, 761-0395, Japan