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改进RP-HPLC法测定大鼠血浆淫羊藿苷浓度
引用本文:段旭光,周崇文,陈科,曾雷.改进RP-HPLC法测定大鼠血浆淫羊藿苷浓度[J].湖南农业大学学报(自然科学版),2009,35(3).
作者姓名:段旭光  周崇文  陈科  曾雷
作者单位:湖南环境生物学院,湖南,衡阳,421005
摘    要:用乙醚萃取大鼠血浆样品,用反相高效液相色谱法(Shim-pack VP-ODS色谱柱,等梯度洗脱)测定大鼠灌胃复方淫羊藿制剂后不同时间血浆中的淫羊藿苷质量浓度.结果表明,乙醚萃取处理后的血浆样品淫羊藿苷与复方制剂中其他组分及可能的内源性复合物能很好分离,淫羊藿苷在(0.063 8~10.200 0) μg/mL线性关系良好,日内精密度与日间精密度小于5%,提取回收率大于85%,样品在24 h内保持稳定.

关 键 词:大鼠  淫羊藿  淫羊藿苷  反相高效液相色谱法

Determination of icariin in rat plasma in different time by improved RP-HPLC after oral administration of epimedium compound preparation
DUAN Xu-guang,ZHOU Cong-wen,CHEN Ke,ZENG Lei.Determination of icariin in rat plasma in different time by improved RP-HPLC after oral administration of epimedium compound preparation[J].Journal of Hunan Agricultural University,2009,35(3).
Authors:DUAN Xu-guang  ZHOU Cong-wen  CHEN Ke  ZENG Lei
Institution:Hunan Environment and Biologic Polytechnic;Hengyang;Hunan 421005;China
Abstract:To built a sensitive,specific and stable RP-HPLC combined with simple and efficient preparation for determination of icariin in rat plasma after intragastric administration with a epimedium compound preparation.Using ethylether to deal with the plasma sample,separation of icarrin,other constituents of compound preparation,and possible endogenous compounds were accomplished on Shim-pack VP-ODS chromatographic column by gradient elution.The results showed that the standard curve of icarrin was linear in the r...
Keywords:rat  longspur epimedium  icariin  RP- HPLC
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