1. National Institute of Health Sciences, 1-18-1 Kamiyoga, Setagaya-ku, Tokyo
158-8501, Japan
2. Department
of Applied Biological
Chemistry, The University of Tokyo, 1-1-1
Yayoi, Bunkyo-ku, Tokyo 113-8657, Japan
3. Department of Veterinary Medicine, Iwate University, 3-18-8 Ueda, Morioka, Iwate 020-8550,
Japan
4. Department of Food and Life
Science, Azabu University, 1-17-71 Fuchinobe,
Chuo-ku, Sagamihara,
Kanagawa 252-5201, Japan