A stepwise procedure for isolation and purification of lactoperoxidase by ultrafiltration and ion exchange chromatography was investigated.

采用超-交换色谱分步洗脱法,对牛初乳中的乳过氧化物酶进行了分和纯化。

Ultrafiltration is used widely to concentrate and fractionate milk prior to cheese production and to separate whey proteins from whey.

超广泛的用于干酪生产前乳的浓缩与分级,以及从乳清中分乳清蛋白。

Objective To observe the effect and machanism of Xiaogu Granule (Granules for treating tympanites) plus ultrafiltration and reinfusion of ascites on refractory ascites resulted from hepatocirrhosis.

目的观察消臌颗粒水超浓缩回输治疗顽固性肝硬化水的临床疗效并探讨其作用机制。