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Position: Home > Articles > Optimization of Conditions for Heparin Sodium Partitioning and Purification from Yak's Lung MEAT RESEARCH 2010 (12) 37-41

牦牛肺中肝素钠提取工艺条件优化

作  者:
程林坤;宋焕禄
单  位:
北京工商大学化学与环境工程学院
关键词:
肝素钠;酶解;效价
摘  要:
肝素钠在牛肺中主要以粘多糖-蛋白质复合物的形式存在,本文采用酶解方法解离牦牛肺,之后采用酶解结合过氧化氢氧化法法对肝素钠进行精制;使用天青A比色法测肝素钠效价;通过L9(34)正交试验确定其最佳提取工艺条件为:木瓜蛋白酶1:500、酶解时间3h,胰蛋白酶1:200,过氧化氢1%。条件优化后产品效价为131U/mg,产率可达1.92%。
译  名:
Optimization of Conditions for Heparin Sodium Partitioning and Purification from Yak's Lung
作  者:
CHENG Linkun,SONG Huanlu(College of Chemical and Environmental Engineering,Beijing Technology and Business University,Beijing 100048)
关键词:
heparin sodium;enzyme hydrolyzing;potency
摘  要:
The yak's lung was dissolved using hydrolytic enzyme;Heparin sodium was purified by enzyme hydrolyzing combined with oxidation by hydrogen peroxide.Azure A color method was used to determine its potency.The optimal extracting conditions obtained by L9(34) orthogonal experiment were that papain 1:500,papain enzyme hydrolyzing time 3 hours,trypsin 1:200,hydrogen peroxide 1%.The potency of the final product under these conditions was 131 U/mg and yield over 1.92%.

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