1. Key Laboratory of Carbohydrate Chemistry and Biotechnology Ministry of EducationJiangnan Univ. Lihu Road 1800 Wuxi 214122 China
2. National Engineering Laboratory for Cereal Fermentation TechnologyJiangnan Univ. Lihu Road 1800 Wuxi 214122 China
3. School of Food Science and TechnologyJiangnan Univ. Lihu Road 1800 Wuxi 214122 China
4. Jiangsu Provincial Research Center for Bioactive Product Processing TechnologyJiangnan Univ. Lihu Road 1800 Wuxi 214122 China