SIRT2 and gastric cancer: To confirm the regulatory effect of LINC00152/miR-138/SIRT2 axis on GC cell growth, we, respectively, transfected si-LINC00152 (#2) with or without miR-138 inhibitor and si-LINC00152 (#2) + pcDNA-SIRT2 into HGC27 and MKN45 cells.