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HPLC法测定三七发酵产物中人参皂苷Rg3含量的变化
引用本文:王青,袁萍,茅仁刚,王菊勇,郑展. HPLC法测定三七发酵产物中人参皂苷Rg3含量的变化[J]. 中医药学刊, 2011, 0(9): 2063-2064
作者姓名:王青  袁萍  茅仁刚  王菊勇  郑展
作者单位:[1]上海中医药大学附属龙华医院中医肿瘤研究所,上海200032 [2]上海师范大学生命与环境科学学院,上海200234
基金项目:基金项目:上海市科委创新行动计划项目(09140903600);上海市教委项目(10YZS1)
摘    要:目的:建立经真菌转化前后三七中人参皂苷R昏的含量测定方法。方法:采用HPLC法,色谱柱为PhenomexC18(250mm×4.6mm,5μm),流动相为乙腈一水,梯度洗脱;柱温30%,检测波长为203nm,流速1.0mL/min,进样量为20μL。结果:人参皂苷Rg3的回归方程:Y=35672013X~2413,r=0.99992,在0.0019~0.2488mg/mL范围内有良好的线性关系,平均回收率为99.56%,RSD=1.48%(n=8)。结论:该方法简便、快捷、准确、重复性好,可用于三七发酵产物中人参皂苷Rg3的含量测定。

关 键 词:三七  人参皂苷Rg3  高效液相色谱法  含量测定

Determination of the Content Changes of Ginsenoside Rg3 in Panax Pseudo- ginseng Fermentation Product by HPLC
WANG Qing,YUAN Ping,MAO Ren-gang,WANG Ju-yong,ZHENG Zhan. Determination of the Content Changes of Ginsenoside Rg3 in Panax Pseudo- ginseng Fermentation Product by HPLC[J]. Study Journal of Traditional Chinese Medicine, 2011, 0(9): 2063-2064
Authors:WANG Qing  YUAN Ping  MAO Ren-gang  WANG Ju-yong  ZHENG Zhan
Affiliation:1. Longhua Hospital, Shanghai University of Traditional Chinese Medicine, Shanghai 200032, China 2. Shanghai Normal University, Shanghai 200234 ,China)
Abstract:Objective : To establish a assay method of ginsenoside Rg3 in Panax pseudo - ginseng before and after the fungal transformation by HPLC. Methods: A Phenomex C18 (250mm × 4.6mm, 5 μm) column served as stationary phase and acetonitrile -water in gradient elution mode as mobile phase; The column temperature was 30℃ and the detection wavelength was 203nm, the flow rate was 1.0mL/min and the injection volume was 20μL. Results: A good linearity of ginsenoside Rg3 was in the range of 0. 0019 ~ 0.2488 mg/mL and r = 0. 99992; The average recovery rate was 99.56% and RSD = 1.48% ( n = 8). Conclusion: This method is simple, fast, accurate, reproducible and can be used for determining the content of ginsenoside Rg3 in Panax pseudo - ginseng before and after the fungal transformation.
Keywords:Panax pseudo - ginseng  Ginsenoside Rg3  HPLC  Content determination
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