Biological functional active polypeptides can be prepared by through Marine products defatting, enzymic hydrolysis and isolation.
对海产品蛋白质进行脱脂、酶水解并进一步分离纯化，制备生物功能活性多肽。
2
The methods employed fOR enzyme isolation from cell extracts OR from biological fluids are essentially those fOR the purification of proteins.
从细胞萃取液或生物液体中分离酶的方法，基本上就是纯化蛋白质的方法。
3
The gene structure, biochemical characteristics, biological functions in solubilizing fibrin, enzyme activity assay, isolation and purification of nattokinase are reviewed in this paper.