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Table 2 Characteristics of strains of VTEC O157 isolated in the prevalence studies of cattle faeces at slaughterhouses in Sweden between 1996 and 2002

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

Presence of vtxgenes Phage type No. of isolates
vtx 1 vtx 2 vtx 2c   1996/97 1998-2002
vtx 1    8 1 1
  vtx 2   4 2 2
   vtx 2c 2   1
   vtx 2c 8   1
   vtx 2c 14 8 16
   vtx 2c 32 2 2
   vtx 2c 34   4
   vtx 2c 49   2
   vtx 2c 54   1
   vtx 2c RDNC 2  
  vtx 2 vtx 2c 1   1
  vtx 2 vtx 2c 2 1 2
  vtx 2 vtx 2c 4 6 34
  vtx 2 vtx 2c 24   1
vtx 1   vtx 2c 8 13 29
vtx 1   vtx 2c 14 1 1
vtx 1   vtx 2c RDNC 1 1 1
vtx 1   vtx 2c RDNC 2   10
vtx 1   vtx 2c RDNC 3   1
vtx 1   vtx 2c RDNC 4   1
Total No. of isolates   37 111