abstract |
(57) [Summary] [Object] An object of the present invention is to provide a high-quality maltotetraose-rich substance and foods and drinks containing the same. According to the present invention, a novel maltotetraose-forming amylase is allowed to act on a starch substance to obtain a high-quality maltotetraose-rich substance, and at the same time a food or drink contains this maltotetraose. The purpose is to obtain high-quality food and drink. |