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. 2023 Jan 1;24(1):762. doi: 10.3390/ijms24010762

Figure 1.

Figure 1

HPLC analysis of the ethanol extract of Evodiae Fructus (EVFEtOH). The characteristic peak of pure rutaecarpine (0.5 mg/mL; upper trace) was found in the EVFEtOH extract (0.1 mg/mL; lower trace) at 10 µL. Absorbance was measured at 342 nm.