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中药提取物及活性部位抑制血管紧张素转化酶活性的研究
引用本文:曹晓钢,于刚,叶小利,王立军,李学刚.中药提取物及活性部位抑制血管紧张素转化酶活性的研究[J].食品与药品,2009,11(1).
作者姓名:曹晓钢  于刚  叶小利  王立军  李学刚
作者单位:1. 西南大学药学院,重庆,400716
2. 西南大学生命科学学院,重庆,400715
摘    要:目的筛选抑制血管紧张素转化酶(angiotensin converting enzyme,ACE)活性的中药及活性部位.方法采用体外模型比较8味中药提取物对ACE的抑制作用,并提取纯化抑制ACE作用最大的中药提取物的活性部位.结果 8味中药提取物均能抑制ACE活性.金银花提取物70%甲醇洗脱部位对ACE抑制率为87.3%,主要成分为绿原酸,重结晶纯度80.4%.结论金银花提取物对ACE具有较强的抑制效果,活性部位主要成分为绿原酸.

关 键 词:高效液相色谱法  血管紧张素转化酶  中药提取物  活性部位  绿原酸

Research on Inhibition of Traditional Chinese Medicine Extracts and Active Fraction on Angiotensin Converting Enzyme
CAO Xiao-Gang,YU Gang,YE Xiao-Li,WANG Li-Jun,LI Xue-Gang.Research on Inhibition of Traditional Chinese Medicine Extracts and Active Fraction on Angiotensin Converting Enzyme[J].Food and Drug,2009,11(1).
Authors:CAO Xiao-Gang  YU Gang  YE Xiao-Li  WANG Li-Jun  LI Xue-Gang
Affiliation:1.College of Pharmacy;Southwest University;Chongqing 400716;China;2.College of Life Science;Chongqing 400715;China
Abstract:Objective To screen the traditional Chinese medicine extracts and active fraction with inhibition on angiotensin converting enzyme(ACE).Methods An in vitro model was employed to compare the inhibiting activities of eight species of traditional Chinese medicine extracts on ACE,and the active fraction of the extract with the maximum inhibition was extracted and purified.Results The eight species of traditional Chinese medicine extracts all could inhibit the ACE activity.The inhibition ratio of the fraction fr...
Keywords:HPLC  angiotensin converting enzyme  traditional Chinese medicine extract  active fraction  chlorogenic acid  
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