Fig. 2From: Effects of metformin and Exenatide on insulin resistance and AMPKα-SIRT1 molecular pathway in PCOS rats HE staing of the ovaries of rats. a The ovaries of the control group rats (40X); A1, A2: Part of figure A (400X). b The ovaries of the PCOS group rats (40X); B1, B2: Part of figure B(400X)Back to article page