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Figure 3 | BMC Veterinary Research

Figure 3

From: Verotoxigenic Escherichia coli O157:H7 from Swedish cattle; isolates from prevalence studies versus strains linked to human infections - A retrospective study

Figure 3

Origin of randomly isolated VTEC O157:H7 strainsbeing PT4, vtx 2 and vtx 2 c from two different time periods. Map (a) illustrating the geographical origin of the 37 VTEC O157 isolates from the slaughterhouse survey performed between 1996-97, viz-à-viz a map (b) illustrating the geographical origin of the 29 VTEC O157 strains isolated in the 2002 slaughterhouse prevalence study. Strains being PT4, vtx2 and vtx2cmarked (●); other (○).

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BMC Veterinary Research

ISSN: 1746-6148

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