Polyelectrolyte multilayer microspheres as carriers for bienzyme system: Preparation and characterization

被引:31
作者
Balabushevich, NG
Sukhorukov, GB
Larionova, NI [1 ]
机构
[1] Moscow MV Lomonosov State Univ, Dept Chem, Moscow 119992, Russia
[2] Max Planck Inst Colloids & Interfaces, D-14424 Potsdam, Germany
关键词
bienzyme system; melamine formaldehyde; microencapsulation; microspheres; polyelectrolytes;
D O I
10.1002/marc.200500141
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Polyelectrolyte multilayer microspheres were prepared by alternating adsorption of dextran sulfate and protamine on melamine formaldehyde cores followed by the partial decomposition of the core. Peroxidase and glucose oxidase were immobilized in the prepared microspheres. Retention of enzymatic activity of the peroxidase/glucose oxidase system incorporated into the microspheres was demonstrated, Applicability of the bienzyme system immobilized in the microspheres for kinetic glucose assay was shown.
引用
收藏
页码:1168 / 1172
页数:5
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