Publications by authors named "Li-Kuan Pei"

Objective: To establish an effective method for the identification of Herba Epimedii.

Method: The HPLC fingerprints of 8 officinal species including 5 species recorded in 'Chinese Pharmacopoeia', which are Epimedium brevicornu, E. sagittatum, E.

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Herba Epimedii, the dried aerial parts of Epimedium brevicornum Maxim., E. sagittatum Maxim.

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Objective: To achieve the quality control of Herba Epimedii, and to evaluate the quality of medical materials of the 8 official species including the 5 species recorded in 'Chinese Pharmacopoeia' including Epimedium brevicornum, E. sagittatum, E. pubescens, E.

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Herba Epimedii is a well-known traditional Chinese medicine (TCM) having the effect of nourishing the kidney and strengthening the 'Yang'. Its primary effective constituents are considered to be the 8-prenyl flavonols, which can be assorted into 4'-methoxyl-prenylflavonols (MPFs) and 4'-hydroxyl-prenylflavonols (HPFs), according to the group (methoxyl or hydroxyl) located at 4' in their structures. The Fourier transform infrared spectroscopy (FT-IR) has been widely used in the researches of TCMs.

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Researches on taxonomy, resources, cultivation, quality, chemicals and processing of Herba Epimedii in last ten years were reviewed. The taxonomy of Chinese species in "Flora of China (Vo1.29)" (published in 2001) and "The genus Epimedium and other herbaceous Berberidaceae" (published in 2002) were mainly introduced and commented.

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