探讨了牛胎盘中促进成纤维细胞增殖能力的活性成分的制备及其活性验证。
The aim of this paper is to produce the active component from beef placenta and to determine its activity of stimulating fibroblast proliferation.
研究了酶法加工牛胎盘时酶的选择、水解时间、水解温度及原料的预处理等工艺条件。
It was studied that technique conditions in cattle placenta processing by proteinase, including suitable enzyme types, hydrolytic time, hydrolytic temperature and pretreatment methods of raw material.
用高速离心、分段盐析、亲和层析、超滤和阴离子交换层析法，从牛胎盘中分离纯化出一种肝细胞生长因子。
A kind of hepatocyte growth factor was purified from cow placenta through high speed centrifugation, salting out, affinity chromatography, ultrafiltration and anion exchange chromatography.
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