TP53BP2 and gastric cancer: Results from TUNEL and Annexin V/PI assays indicated that knockdown of ASPP2 attenuated 5-fluorouracil (5-FU)-induced apoptosis in both the AGS and MKN45 cells, providing evidence that ASPP2 plays a role in apoptosis in GC cells (Supplementary Figures 5B and C).