EZH2 and gastric cancer: qPCR and Western blotting confirmed that the expression of cell-cycle regulation genes p15 and p21, which are targets of EZH2 [24], was upregulated in GC cells when LINC00152 was knocked down (Figure 5A, 5B) and reduced when LINC00152 was overexpressed (Figure 5C, 5D).