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DALIAN UNIVERSITY OF TECHNOLOGY Login 中文
Hongchen Guo

Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates


Gender:Male
Alma Mater:Dalian University of Technology
Degree:Doctoral Degree
School/Department:School of Chemical Engineering
Discipline:Industrial Catalysis. Physical Chemistry (including Chemical Physics)
Business Address:521 Room,Chemical Engineering Building B,West Campus, Dalian University of Technology.
Contact Information:+86-411-84986120
E-Mail:hongchenguo@dlut.edu.cn
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Current position: Home >> Scientific Research >> Paper Publications

玉米蛋白粉的剪切乳化处理及酸性蛋白酶的水解研究

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Indexed by:期刊论文

Date of Publication:2006-10-25

Journal:食品工业科技

Included Journals:PKU、ISTIC、CSCD

Volume:27

Issue:10

Page Number:103-105

ISSN No.:1002-0306

Key Words:剪切乳化;玉米蛋白粉;酸性蛋白酶;水解反应

Abstract:探讨了高速剪切乳化预处理对提高玉米蛋白粉酸性蛋白酶酶解效果的作用.结果表明,利用高速剪切乳化方法在7000 r/min下预处理玉米蛋白粉达1h,可使玉米蛋白粉的颗粒度从420μm降到10μm左右.在此情况下,采用酶活力为50000u/g的酸性蛋白酶在50℃,酶与底物比10%,底物浓度80g/L和水解时间24h的水解条件下(不加碱维持水解液的pH),可将玉米蛋白粉的降解率和蛋白质水解度分别提高到70.19%和58.64%.

 

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