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Typical total ion chromatogram (TIC) of 15 active ingredients in ZJF extracts. (a) ZJF sample. (b) Standard solution. (c) Serum sample. Peaks: 1: chlorogenic acid; 8: jatrorrhizine; 10: coptisine; 11: palmatine; 12: berberine; 13: evodin; 14: evodiamine; 15: rutaecarpine.
