Many enzymes will not work without the presence of an additional nonprotein substance called a cofactor .

许多酶如不外加一种叫做辅助因子的非蛋白质物质就不能工作。

Many enzymes will not work without the presence of an additional , nonprotein substance called a cofactor .

许多种酶只有在附加的称为辅因子的非蛋白质物质存在时才起作用。

A comparison of the dynamic changes and relationship between nonprotein and protein sulfhydryl group contents during cataract formation caused by different inducers .

比较不同类型白内障形成过程中非蛋白质巯基与蛋白质巯基的动态变化及关系。