Research Article

Cytotoxic Constituents of the Bark of Hypericum roeperianum towards Multidrug-Resistant Cancer Cells

Figure 2

Distribution of the CCRF-CEM cells cycle after treatment with the crude extract (HRB), compound 1 (trichadonic acid), and doxorubicin. IC50 values were 14.44 µM for trichadonic acid and 0.02 µM for doxorubicin.