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Bacterial diversity in gastric antrum and body mucosa samples. (A) The graph shows refraction curves indicating the number of assigned bacterial genera in relation to the number of 16S rRNA sequences, grouped by individual. (B) Taxonomic assignment of the 24 samples at the level of bacterial phylum. OTU, stands for operational taxonomic units; HP, Helicobacter pylori; con, control; a, antrum; b, body; ETC, et cetera.
