Fig. 3From: Effects of metformin and Exenatide on insulin resistance and AMPKα-SIRT1 molecular pathway in PCOS ratsa The result of Western blot of the expression of AMPKα and SIRT1 between 4 groups. b The result of RT-PCR of the expression of AMPKα and SIRT1 between 4 groups. *P < 0.05, **P < 0.01Back to article page