1. Department of Applied Biological Chemistry, Graduate School of Agricultural and Life Sciences; University of Tokyo; 1-1-1, Yayoi, Bunkyo-ku; Tokyo; 113-8657; Japan
2. General Research Institute of Food Science and Technology; Nissin Foods Holdings Co., Ltd; 4-1, 7-chome, Nojihigashi, Kusatsu-shi; Shiga; 525-0058; Japan