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Position: Home > Articles > Preparation of Hydrolyzed Pig Bone Collagen Using Papain FOOD SCIENCE 2009,30 (17) 262-265

木瓜蛋白酶法制备猪骨胶原多肽工艺条件研究

作  者:
张根生;黄巧莉;杨春燕;韩冰
单  位:
哈尔滨商业大学食品工程学院
关键词:
胶原蛋白;胶原多肽;木瓜蛋白酶
摘  要:
以实验室自制猪骨胶原蛋白粉为原料,以水解度为指标,采用单因素及正交试验,对木瓜蛋白酶法制备猪骨胶原蛋白多肽的工艺条件进行研究。结果表明:木瓜蛋白酶法制备猪骨胶原蛋多肽适宜条件为反应时间4h,反应温度50℃,pH值为5,酶浓度为600U/g,此时,猪骨胶原蛋白水解度约为16.87%,所得猪骨胶原多肽分子量分布在5kD以下,主要分布于1kD~3kD之间。
译  名:
Preparation of Hydrolyzed Pig Bone Collagen Using Papain
作  者:
ZHANG Gen-sheng,HUANG Qiao-li,YANG Chun-yan,HAN Bing (College of Food Engineering, Harbin University of Commerce, Harbin 150076, China)
关键词:
collagen;collagen polypeptide;papain
摘  要:
Pig bone collagen was hydrolyzed by papain to prepare polypeptides. The single-factor method combined with an orthogonal array design involving 9 experiments of four factors at three levels was employed for maximizing degree of hydrolysis (DH) of pig bone collagen. The optimized hydrolysis for 4 h with the enzyme dose of 600 U/g at pH 5 and 50 ℃ resulted in a DH as high as 16.87% and the molecular weights of products were mainly distributed between 1 kD and 3 kD, below 5 kD.

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