Research Article
Cytotoxic Constituents of the Bark of Hypericum roeperianum towards Multidrug-Resistant Cancer Cells
Figure 5
Effects of the crude extract (HRB), trichadonic acid, and hydrogen peroxide (H2O2) on the production of reactive oxygen species (ROS) in CCRF-CEM cells treated for 24 h. Mean ± SD of three independent experiments is shown. Data with different superscript letters are significantly different ().