Fig. 2

Effects of rifaximin on the microbial composition and integrity of intestinal mucosa of CUMS rats. a Shannon index. b Simpson index. c Ace index. d Chao1 index. e Principal coordinate analysis. f Relative abundance of distinguishable phyla. g Relative abundance of distinguishable family. *P < 0.05, **P < 0.01, ***P < 0.001 vs. the CON group; ^#P < 0.05, ^##P < 0.01, ^###P < 0.001 vs. the CUMS group. q values were verified by the Benjamini and Hochberg correction post hoc test