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The effect of DDR2 mutation on lung SCC cells migration and invasion in vitro. HBE, H1703 and SK-MES-1 cells were transfected with pEGFP-DDR2, pEGFP-DDR2-S131C, pEGFP-DDR2-T681I or empty vector. (A, B, C) Transwell assays were used to investigate the changes in migratory and invasive abilities of cells. *P < 0.05 and **P < 0.01.
