A bifidobacterial isolate from human feces was found to have very low genetic relatedness to any previously described species of the genus. This strain, which also contained a unique type of peptidoglycan, l-lysine-l-alanine-l-serine (A3α), is considered to represent a new species, which is designated Bifidobacterium gallicum. Its description is presented. The type strain is strain DSM 20093.
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