...we investigated the additive effect of radiation and KRAS-MEK inhibitors (AMG510 and trametinib) in KRAS-mutated tumors....The four human cancer cell lines with the KRAS G12C mutation had different sensitivities to AMG510, and the CCK-8 assay showed that miapaca2 and H358 cells were more sensitive to AMG510 than the other cell lines (Figure 1B) and were also sensitive to MEKi...