To analyze the impact of TPD52L2 on the OXA resistance of gastric carcinoma cells, the transfection of OXA-resistant gastric carcinoma cells, i.e., SGC-7901-OXA and MGC-803-OXA, was performed with TPD52L2 siRNAs, i.e., siRNA-1, siRNA-2, and siRNA-3. Here, TPD52L2 is linked to gastric carcinoma.