1. Life Science Materials Laboratory; R&D Division; ADEKA Corporation; Arakawa-ku; Tokyo; Japan
2. Department of Applied Biological Chemistry; Graduate School of Agricultural and Life Sciences; The University of Tokyo; Bunkyo-ku; Tokyo; Japan
3. Department of Food Bioscience and Biotechnology; College of Bioresource Sciences; Nihon University; Kanagawa; Japan
4. Department of Food Science and Nutrition; Kyoritsu Women's University; Chiyoda-ku; Tokyo; Japan