节点文献
牛血铜锌超氧化物歧化酶制备工艺的改进
IMPROVED PREPARATION OF SUPEROXIDE DISMUTASE
【摘要】 报道了一种从牛血制备 Cu,Zn-SOD 的新工艺,操作简单,成本低廉。先以 Tsuchihashi 的氯仿-乙醇法除去血红蛋白,再经热变性、超滤和缓冲液提取。200L 牛血可获得比活为5562u/mg 的 Cu,Zn-SOD 9.7g,活性回收率84%。
【Abstract】 Copper-zinc superoxide dismutase from fresh bovine erythrocyteswas isolated and purified by a simple and cheap method,including Tsuchihashi(chloroform-ethanol)fractionation,heating degeneration,ultrafiltration and bufferextraction.The purified SOD of 9.7g with a specific activity of 5562u/mg(recovery 84%)was obtained from 200 L of bovine blood.
【关键词】 超氧化物歧化酶;
纯化;
制备化妆品;
食品;
【Key words】 superoxide dismutase; purification; preparation; cosmetics; food;
【Key words】 superoxide dismutase; purification; preparation; cosmetics; food;
- 【文献出处】 中国医药工业杂志 ,Chinese Journal of Pharmaceuticals , 编辑部邮箱 ,1992年11期
- 【被引频次】32
- 【下载频次】112