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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
Plot of pan- and core-genomes of the genus Bifidobacterium (n = 215 members). Pan-genome estimate is shown after using 30 random samples of the 215 genomes. The plot represents a stabilized core structure but an open pan-genome.