铜锌超氧化物歧化酶已经从各种动物、植物和微生物中提取并纯化,来源不同其制备方法也不同。SOD 的提取过程包括有机溶剂分级沉淀,离心,离子交换层析,凝胶过滤,透析及超滤等。本文介绍几种 SOD 的纯化方法。 Copper-zinc superoxide dismutase has been extracted and purified from various animals, plants, and microorganisms, and its preparation method is also different depending on its source. The SOD extraction process includes organic solvent fractionation, centrifugation, ion exchange chromatography, gel filtration, dialysis and ultrafiltration. This article describes several ways to purify SOD.