Article Title

The turnover rate of marker constituents in chinese herbal medicine


K.-C. Wen


In this review, difficulties for the quality control of traditional Chinese medicine are described briefly in the introduction section. The decoction method, the necessity of setting standard decoction and the definition of standard decoction are presented in the second section. The distributions and variations of extract yields of 99 unified traditional Chinese medicine formulas are discussed in the third section. Finally, the variations in turnover rates of some marker constituents in different formulas and their influencing factors are also discussed.

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