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Effect of CRS3123 on the gut microbiota in healthy human subjects. Shown are taxon charts at the phylum level of placebo-treated subjects over the course of 29 days (A). Taxon charts at the phylum level and pairwise weighted UniFrac distances to placebo-treated subjects are shown for the 200-mg (B), 400-mg (C), and 600-mg (D) groups.
