We evaluated the efficacy of L_GEM and ONC201 in PanCan cells, and “KrasLSL-G12D; p53LoxP; Pdx1-CreER (KPC) triple mutant xenograft tumor-bearing mice....Compared to L_GEM monotherapy, the combination of ONC201 and L_GEM significantly reduced the tumor size...The number of Ki67-positive cells in tumor tissues of both control and treatment groups showed that the combination significantly suppressed tumor cell proliferation...