ARFGEF3 and gastric cancer: Until now, only a few circRNAs such as circRNA-100269 (27), circ-KIAA1244 (28), hsa-circ-002059 (29), hsa-circ-0000745 (30), and hsa-circ-0000181 (31) were found to be related to gastric cancer proliferation, differentiation, migration, and apoptosis.