In this paper, not only unpurified fraction, but also highly purified snake venoms are discussed,such as rhodostomin, acutobin, agkistrodon halys antithrombotic enzyme, batroxobin.

人们对纯化的蛇毒制品和非纯化的蛇毒制品已有了较深入的研究。

It is a convenient method to acquire a great number of highly purified Schwann cells by enzymolysis ,and fibroblastic cells were removed by using cytosine arabinoside .

酶消化法培养SC方法简便，可去除大部分成纤维细胞（FB），再用Ara-c纯化SC，获得的SC数量多，纯度高。