FIGURE 4 mRNA and protein expressions of SGC-7901 after treatment with different concentrations of WSP. (A) qPCR analysis of AKT, PI3K in SGC-7901 treated without or with WSP. (B) Western blotting analysis of AKT,p-AKT, PI3K, MMP2, MMP9, and GAPDH in SGC-7901 treated without or with WSP. (C) Quanti fi cation of AKT, PI3K, MMP2, MMP9 in SGC-7901 cells treated without or with WSP as shown in (B) . *P < 0.05, **P < 0.01, ***P < 0.001, ****P <