Fig. 7

The mRNA expression levels of (a) irs-1, (b) enos, (c) akt. Each bar represents at least six rats. C: Control; F: Fructose; M: Metformin; F + M: Fructose + Metformin. *p < 0.05, significantly different from C group; # p < 0.05, significantly different from F group; &p < 0.05, significantly different from M group.