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第二批人凝血酶国家标准品协作标定
引用本文:沈琦,王青(竹舟),郝杰,盛凤仙,李玲,金于兰. 第二批人凝血酶国家标准品协作标定[J]. 中国生化药物杂志, 2004, 25(4): 233-234
作者姓名:沈琦  王青(竹舟)  郝杰  盛凤仙  李玲  金于兰
作者单位:1. 中国药品生物制品检定所,北京,100050
2. 上海新兴医药股份有限公司,上海,200135
3. 上海生物制品研究所,上海,200052
摘    要:目的协作标定第二批人凝血酶国家标准品。方法用世界卫生组织首批α 凝血酶国际标准品 (批号 :89/ 5 88)为标准 ,采用纤维蛋白原凝固法标定。并将标准品分别于 2 5℃、37℃、4 5℃保存 6个月 ,进行稳定性考查。结果第二批人凝血酶国家标准品的效价为 12 7IU/支 ,稳定性良好 ,其他项目符合国家标准品要求。结论已成功研制第二批人凝酶国家标准品 ,可以取代首批人凝血酶国家标准品。

关 键 词:人凝血酶  协作标定  标准品
文章编号:1005-1678(2004)04-0233-02
修稿时间:2003-05-26

The calibration of the 2nd national standard for human thrombin
SHEN Qi,WANG Qing-zhou,HAO Jie,SHENG Feng-xian,LI Ling,JIN Yu-lan. The calibration of the 2nd national standard for human thrombin[J]. Chinese Journal of Biochemical Pharmaceutics, 2004, 25(4): 233-234
Authors:SHEN Qi  WANG Qing-zhou  HAO Jie  SHENG Feng-xian  LI Ling  JIN Yu-lan
Affiliation:SHEN Qi1,WANG Qing-zhou1,HAO Jie1,SHENG Feng-xian2,LI Ling2,JIN Yu-lan3
Abstract:PurposeTo calibrate the 2 nd national standard for human thrombin by the collaborative study.MethodsThe potencies of the national standard for human thrombin were assayed against 1 st International Standard for Alpha- thrombin (89/588)by fibrinogen clotting method. Ampoules of thrombin national standard were stored at 25℃、37℃、45℃ for 6 months for accelerated degradation studies.ResultsThe potency of thrombin is 127 IU/ampoule.The results of accelerated degradation studies showed that the preparation is very stable. All the other items met the requirements for national standard of China.ConclusionThe 2 nd national standard for human thrombin was established to replace the 1 st National Standard for human thrombin.
Keywords:human thrombin  collaborative study  standard
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