The hexagonal silica mesoporous material SBA-15 with ordered 2-dimensional channel structure was used as a suppport to the immobilization of emzyme. α-Chymotrypsin, an enzyme, was assembled in the channel of SBA-15 b...The hexagonal silica mesoporous material SBA-15 with ordered 2-dimensional channel structure was used as a suppport to the immobilization of emzyme. α-Chymotrypsin, an enzyme, was assembled in the channel of SBA-15 by immersion method. The absorbed amount of enzyme in SBA-15 and the activity of the immobilized enzyme were studied. It was found that there was more absorbed enzyme in SBA-15 than in other carrier and the activity of the immobilized α-chymotrypsin was increased compared with the free enzyme. It suggests that silica mesoporous material SBA-15 is a good support for immobilization of enzyme.展开更多
文摘The hexagonal silica mesoporous material SBA-15 with ordered 2-dimensional channel structure was used as a suppport to the immobilization of emzyme. α-Chymotrypsin, an enzyme, was assembled in the channel of SBA-15 by immersion method. The absorbed amount of enzyme in SBA-15 and the activity of the immobilized enzyme were studied. It was found that there was more absorbed enzyme in SBA-15 than in other carrier and the activity of the immobilized α-chymotrypsin was increased compared with the free enzyme. It suggests that silica mesoporous material SBA-15 is a good support for immobilization of enzyme.
基金supported by the National Natural Science Foundation of China(20976077,21076100)National Key Basic Research Program of China(973)(2007CB216403)Innovation Team of Liaoning Province Colleges,China~~
