Research Article

Oridonin Dose-Dependently Modulates the Cell Senescence and Apoptosis of Gastric Cancer Cells

Figure 4

Oridonin regulated the expression of c-Myc, AP4, p53, and p21 in vitro. (a) AGS and (b) MGC803 cells treated with low-dose oridonin for 48 h. Western blot is used to examine the expression levels of c-Myc, AP4, p53, and p21. β-Actin is used as a protein-loading control. The graph shows densitometric analysis of the c-Myc, AP4, p53, or p21 relative to β-actin (data are presented as the mean ± SD, p < 0.05, p < 0.01, p < 0.001 (vs. 0 μM); #P < 0.05 (vs. 5 μM)).
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(b)