Fig. 1From: Characterization of the cytolethal distending toxin (typhoid toxin) in non-typhoidal Salmonella serovarsAmino acid based maximum likelihood phylogeny of CdtB. Non-typhoidal Salmonella enterica subsp. enterica serovars are colored green, while S. Typhi and Paratyphi A accessions are colored red. Values on or next to the branches are bootstrap values based on 250 bootstrap replicates.Back to article page