研究者利用了肝素（一种多糖）和血液中的抗凝血酶III（一种多肽片断）之间的相互作用来控制凝固时间。
Researchers have used the interaction between a polysaccharide called heparin and a peptide fragment of a protein called antithrombin III, which is contained in the bloodstream to control clotting.
在粗品肝素钠溶液中加入胰蛋白酶对杂蛋白进行酶解，再结合氧化除杂，提高了精品肝素钠的效价和效价回收率。
The results showed that the improved process, which combined oxidation and degradation, can raise the potency and recovery of heparin sodium salt.
目的：制备口服类肝素样品并研究其理化性质、促脂酶释放活性和抑制血栓形成作用。
To study the physicochemical properties, ant ilipaemic activity a nd anti thrombotic effect of a domestic porcine duodenum heparinoid.
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