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    • 66. 发明申请
    • PROTHROMBIN PURIFICATION
    • 丙泊酚净化
    • WO2004050904A1
    • 2004-06-17
    • PCT/SE2003/001549
    • 2003-10-06
    • BIOVITRUM ABWINGE, StefanAIZAWA, Peter
    • WINGE, StefanAIZAWA, Peter
    • C12Q1/56
    • C12N9/6429C12N9/6432C12Y304/21005C12Y304/21006
    • One aspect of the invention relates to a process for the preparation of a purified solution of prothrombin and factor X from a fraction of blood plasma obtainable by cryoprecipitation, which process comprises subjecting such a fraction to prepurification steps and to the following steps: (a) metal chelate gel chromatography and (b) affinity gel chromatography. Another aspect of the invention relates to a solution of prothrombin and factor X, wherein the prothrombin has the ability of being activated to thrombin in the substantial absence of other enzymes or cofactors. A further aspect of the invention relates to the use of a solution of prothrombin and factor X for the preparation of a thrombin solution.
    • 本发明的一个方面涉及一种通过冷沉淀制备可从血浆中分离出的凝血酶原和因子X的纯化溶液的方法,该方法包括使这种级分经过预纯化步骤和以下步骤:(a) 金属螯合凝胶层析和(b)亲和凝胶层析。 本发明的另一方面涉及凝血酶原和因子X的溶液,其中所述凝血酶原在基本上不存在其它酶或辅因子的情况下具有被激活至凝血酶的能力。 本发明的另一方面涉及凝血酶原和因子X的溶液用于制备凝血酶溶液的用途。