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Metformin decreased expression of EMT markers in pancreatic tumors from obese mice. mRNA expression of Snail (P = 0.049), Vimentin (P = 0.049), and Slug (P = 0.059) in tumors treated with metformin (250 mg/kg) and vehicle (0.1% DMSO in saline) (n = 6 per group). The bar graph represents mean ± SEM. *P < 0.05 by Student t test.
