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响应面法优化牡蛎复合酶水解工艺研究
Optimizing Conditions for Compound Enzymatic Hydrolysis in Oyster Using the Response Surface Method
【摘要】 采用响应面法优化牡蛎的复合酶水解工艺.结果表明:中性蛋白酶与风味蛋白酶按照2∶1复配,在水解温度40℃,水解时间5.68h,水解pH值7.0条件下,牡蛎蛋白水解度可达到32.24%,水解效果最优.验证试验表明,实际蛋白质的水解度与模型预测值相近,因此采用响应面法优化牡蛎酶解工艺,准确可靠.
【Abstract】 The response surface method was used to optimize the parameters of compound enzymatic hydrolysis in oyster(Crassostrea plicatula).The results showed that the best combination of neutrase and flavorzyme(2∶1) achieved a high degree of oyster hydrolysis(32.24%) under the optimal hydrolysis conditions of temperature 40 ℃,hydrolysis time 5.68 h and pH value 7.0.The predicted values were verified in a validation experiment.The response surface method proved to be accurate and highly efficient to optimize the enzymatic hydrolysis technology of protein from oyster.
【关键词】 牡蛎;
复合酶水解;
响应面法;
工艺优化;
【Key words】 oyster(Crassostrea plicatula); compound enzymatic hydrolysis; response surface method; optimization;
【Key words】 oyster(Crassostrea plicatula); compound enzymatic hydrolysis; response surface method; optimization;
【基金】 福建省自然科学基金资助项目(2009J01234);福建省教育厅科技项目(JA07197)
- 【文献出处】 西南大学学报(自然科学版) ,Journal of Southwest University(Natural Science Edition) , 编辑部邮箱 ,2011年11期
- 【分类号】TQ914.2
- 【被引频次】16
- 【下载频次】237