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. 2020 Aug 24;8(1):e001255. doi: 10.1136/bmjdrc-2020-001255

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© Author(s) (or their employer(s)) 2020. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.

This is an open access article distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited, appropriate credit is given, any changes made indicated, and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/.

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Inorganic nitrate altered the relative abundances of the specific gut bacterial genus. (A) Numbers of unique and shared bacteria at the genus level. (B) NMDS analysis of the distribution of the gut microbiome among the three groups. (C) The average abundance of Firmicutes and Bacteroidetes at the phylum level in each group. (D) The ratio of Firmicutes to Bacteroidetes in different groups. (E) Top 10 abundant bacteria at the genus level in each group. HFD, high-fat diet; NCD, normal control diet; NMDS, nonmetric multidimensional scaling; NS, not significant.