The Protective Effects of Isoliquiritigenin and Glycyrrhetinic Acid against Triptolide-Induced Oxidative Stress in HepG2 Cells Involve Nrf2 Activation

Figure 2

Cytotoxicity of ISL (a), GA (b), and TP (c) in HepG2 cells. Cells were exposed to various concentrations and time of tested drugs before being subjected to the MTT assay ().

(a)

(b)

(c)