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响应面法优化微量热仪中葡萄糖氧化酶催化反应的条件

张成楠 徐斐 曹慧 于劲松

食品科学2012,Vol.33Issue(23):166-170,5.
食品科学2012,Vol.33Issue(23):166-170,5.

响应面法优化微量热仪中葡萄糖氧化酶催化反应的条件

Optimization of Catalytic Reaction Conditions for Glucose Oxidase in Microcalorimeter by Response Surface Methodology

张成楠 1徐斐 1曹慧 1于劲松1

作者信息

  • 1. 上海理工大学食品安全研究所,上海200093
  • 折叠

摘要

Abstract

Response surface methodology based on a central composite design was used to optimize catalytic reaction conditions for glucose oxidase in micro-differential scanning calorimeter(Micro DSC) based on heat release.Three reaction conditions in decreasing order of their effects on heat release were enzyme dosage,pH and reaction temperature and their optimal values were 1.58 mg/mL,4.46 and 35 ℃,respectively.Under these conditions,the observed total heat release was 39.6668 J,and the relative error was 1.11% compared with 40.1071 J of the predicted value.The fitted regression model was statistically significant.v

关键词

微量热法/葡萄糖氧化酶/响应面

Key words

microcalorimetric method/glucose oxidase/response surface methodology

分类

轻工纺织

引用本文复制引用

张成楠,徐斐,曹慧,于劲松..响应面法优化微量热仪中葡萄糖氧化酶催化反应的条件[J].食品科学,2012,33(23):166-170,5.

基金项目

国家自然科学基金项目 ()

食品科学

OA北大核心CSCDCSTPCD

1002-6630

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