CircFOXP1 interacts with PTBP1 to accelerate the Warburg effect in gallbladder cancer [6], circMYBL2 modulates FLT3 translation by recruiting PTBP1 in AML [7] and circDLST sponges miR-502-5p to enhance the metastasis of gastric cancer [8]. Here, PTBP1 is linked to gastric cancer.