[Comparative study on content of chlorogenic acid in Lonicera japonica and L. macranthoides]

Ribao Zhou, Qiaozhen Tong
Zhong Yao Cai, Zhongyaocai, Journal of Chinese Medicinal Materials 2003, 26 (6): 399-400

OBJECTIVE: To exploit and utilize reasonably the abundant natural resources by appraising the medicinal purposes of Lonicera macranthoides Hands-Mazz. through the content of the useful chemical constitutents chlorogenic acid.

METHOD: The content of chlorogenic acid in the flowers of L. macranthoides Hands-Mazz in Human and L. japonica Thunb. in Henan and Shandong was compared by HPLC.

RESULT: The contents of chlorogenic acid were 4.00% and 4.52% in L. macrathoides from Longhui and Xinning County of Hunan respectively. The contents were 2.20% and 2.46% in L. japonica from Shangdong and Henan respectively.

CONCLUSION: The content of chlorogenic acid in L. macranthoides was higher than that in Lonicera japonica.

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