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注射用尖吻蝮蛇血凝酶含量测定方法研究
引用本文:程速远,王超众,李晶,梁成罡,杨昭鹏,王凤山. 注射用尖吻蝮蛇血凝酶含量测定方法研究[J]. 中国生化药物杂志, 2012, 33(6): 750-753
作者姓名:程速远  王超众  李晶  梁成罡  杨昭鹏  王凤山
作者单位:1. 山东大学药学院生化与生物技术药物研究所,山东济南250012;中国食品药品检定研究院,北京100050
2. 齐齐哈尔市药品检验所,黑龙江齐齐哈尔161006;沈阳药科大学,辽宁沈阳110016
3. 中国食品药品检定研究院,北京,100050
4. 山东大学药学院生化与生物技术药物研究所,山东济南,250012
基金项目:中国食品药品检定研究院中青年基金项目资助
摘    要:目的建立能够准确反映注射用尖吻蝮蛇血凝酶蛋白质含量的测定方法。方法采用Lowry法、Brad-ford法、RP-HPLC法及AQC柱前衍生HPLC法四种方法测定注射用尖吻蝮蛇血凝酶蛋白质含量并进行比较。结果Lowry法的测定结果明显高于Bradford法,Bradford法测定结果与两种液相色谱方法相当。结论 Lowry法由于赋形剂的干扰,测定结果偏高,不宜采用;柱前衍生HPLC法虽然灵敏度更高,但操作较繁琐;Bradford法和RP-HPLC法可作为注射用尖吻蝮蛇血凝酶蛋白质含量的测定方法。

关 键 词:注射用尖吻蝮蛇血凝酶  蛋白质  含量测定

Study on the method for the content determination of Haemocoagulase Agkistrodon for injection
CHENG Su-yuan , WANG Chao-zhong , LI Jing , LIANG Cheng-gang , YANG Zhao-peng , WANG Feng-shan. Study on the method for the content determination of Haemocoagulase Agkistrodon for injection[J]. Chinese Journal of Biochemical Pharmaceutics, 2012, 33(6): 750-753
Authors:CHENG Su-yuan    WANG Chao-zhong    LI Jing    LIANG Cheng-gang    YANG Zhao-peng    WANG Feng-shan
Affiliation:1(1.Institute of Biochemical and Biological Drugs,School of Pharmaceutical Sciences, Shandong University,Jinan 250012,China;2.National Institute for Food and Drug Control, Beijing 100050,China;3.Qiqihaer Institute for Drug Control,Qiqihaer 161006,China; 4.Shenyang Pharmaceutica University,Shenyang 110016,China)
Abstract:Purpose To select a suitable method for the determination of protein content in Haemocoagulase Agkistrodon for injection.Methods Four methods including Lowry′s,Bradford′s,RP-HPLC and 6-aminoquinolyl-N-hydroxysuccinimidyl carbamate(AQC) pre-column derivatization HPLC were compared in determining the protein content of Haemocoagulase Agkistrodon for injection.Results The values of proteins content in Haemocoagulase Agkistrodon for injection by Lowry′s method were significantly higher than those by Bradford′s method,while the results of the two HPLC methods were almost equal to Bradford′s method.Conclusion Because of the interference of excipients,the results were much higher when using Lowry′s method.Although the AQC pre-column derivatization HPLC method was much more sensitive,but the operation is relatively complex.Both Bradford′s method and RP-HPLC method can be selected as the protein content determination method of Haemocoagulase Agkistrodon for injection.
Keywords:Haemocoagulase Agkistrodon for injection  protein  determination
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