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Study on Screening of High-producing Glucose Isomerase strains and Immobilization
Author(s): YUAN Jian-guo1, LI Feng2, XU Jun-qing2, TIAN Xue-wen2, DUAN Feng2, YANG Dan2
Pages: 5-
8
Year: 2007
Issue:
1
Journal: Food and Drug
Keyword: 葡糖异构酶; 固定化; 离子交换树脂;
Abstract: 目的筛选高产葡糖异构酶的嗜热放线菌优良菌种,并将其固定化。方法分离、诱变育种筛选出高产葡糖异构酶放线菌优良菌种,用离子交换树脂作载体进行葡糖异构酶固定化的研究。结果筛选出葡糖异构酶放线菌高产优良菌种,用离子交换树脂进行葡糖异构酶的固定化,其固定化酶活性为18000~20000U/g(干)。结论筛选到葡糖异构酶放线菌高产优良菌种,用离子交换树脂作载体进行固定化,所得到的葡糖异构酶酶活性较高。
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