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. 2015 Dec 10;3(12):e12627. doi: 10.14814/phy2.12627

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© 2015 The Authors. Physiological Reports published by Wiley Periodicals, Inc. on behalf of the American Physiological Society and The Physiological Society.

This is an open access article under the terms of the Creative Commons Attribution License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited.

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Experimental design and influence of oral vancomycin treatment and dietary butyrate supplementation on gut microbial composition. (A). Study experimental schema. (B). Phylum and class level classification of 16S rRNA gene sequences. Each bar represents the mean relative abundances for each treatment group and timepoint. N = 5–8 animals per treatment group. (C). Weighted principal components analysis of the weighted UniFrac distances of stool samples from each rat. Each colored circle corresponds to data from an individual rat at a single timepoint. There were 5–7 rats in each treatment group.