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MSCs altered the composition of intestinal flora in mice. (A,B) α-Diversity measured by Chao1 and Shannon indexes (P > 0.05). (C) β-diversity measured by PCoA based on unweighted UniFrac distance and ANOSIM’s analysis. (D) Relative bacterial abundance at phylum levels. (E) Firmicutes to Bacteroidetes ratio. Data are expressed as mean ± SEM, ***P < 0.001, n = 4 mice per group.
