1. Laboratory of Food & Nutritional Sciences, Faculty of Nutrition, Kobe Gakuin University, Nishi-ku, Kobe, Hyogo 651-2180, Japan
2. Cooperative
Research Center of Life Sciences, Kobe Gakuin University, Chuo-ku, Kobe, Hyogo 651-8586, Japan
3. Research
and Development Department, Tatsuuma-Honke Brewing Co. Ltd., Nishinomiya, Hyogo 662-8510, Japan
4. Department
of Applied Biological Science, Tokyo University of Science, Noda, Chiba 278-8510, Japan