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Evolutionary origins and patterns of descent within different CCs. Alterations in the allelic profile, the locus that has changed (in red), and the acquisition of the SCCmec types are shown. The STs present in our collection are in blue. Dashed arrows indicate unclear pathways. (A) Evolutionary origins and patterns of descent within CC8; (B) evolutionary origins and patterns of descent within CC5; (C) evolutionary origins and patterns of descent within CC91 and CC22.
