Fig. 1

Effect of butyrate on oral glucose tolerance (a) and plasma insulin (b) in letrozole-induced PCOS Wistar rats. Data are expressed as mean ± S.D. n = 5. Data were analyzed by one-way ANOVA, while repeated ANOVA was used for OGTT data followed by Bonferroni post hoc test. (*P < 0.05 vs. CTL; ^#P < 0.05 vs. LET). Control (CTL); Butyrate (BUT); Letrozole (LET); Oral glucose tolerance test OGTT).