Normal, si-control-transfected, or si-PTEN-transfected SGC7901 cells were treated with CDDP (1 µg/ml) and M2-si-control-exo or M2-si-CRNDE-exo. Si-control, the negative control of si-PTEN. The (B) survival rate, in SGC7901 cells. Data information: The results shown are from seven biological replicates. Data are expressed as mean ± SD. : one-way ANOVA. **P<0.01. 