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Table 1 Characteristics of the study collection of Escherichia coli O157 isolates.

From: Multiple-locus variable number of tandem repeat analysis (MLVA) of Irish verocytotoxigenic Escherichia coliO157 from feedlot cattle: uncovering strain dissemination routes

Isolate Number Month of Isolation Pen No. Sample Type No. of repeats MLVA Type
     TR1 TR2 TR3 TR4 TR5 TR6 TR7  
CFSE-23 January 2 & 3 Pen bars np 04 07 00 np 00 05 1
CFSE-24 January 2 & 3 Pen bars 05 03 07 00 03 00 05 1
CFSE-8 January 3 Pen floor faeces 05 05 07 00 03 00 05 1
CFSE-25 January 3 & 4 Water trough sediment 05 03 06 00 03 00 05 1
CFSE-19 February   Slurry tank faeces 05 08 07 01 02 00 04 2
CFSE-18 February   Slurry tank faeces 06 09 06 01 02 00 04 2
CFSE-20 December 1 & 2 Pen bars 08 08 07 00 02 00 06 3
CFSE-21 December 2 & 3 Pen bars 08 08 07 00 02 00 06 3
CFSE-22 January 1 & 2 Pen bars 08 08 07 00 02 00 05 3
CFSE-55 November 2 Cattle faeces 08 15 04 01 03 00 06 4
CFSE-56 November 2 Cattle faeces 08 14 04 01 03 00 06 4
CFSE-53 December 1 Cattle faeces 08 14 06 01 03 00 06 4
CFSE-52 December 1 Cattle faeces 08 12 07 01 03 00 06 4
CFSE-7 January 1 Pen floor faeces 08 11 06 00 04 00 06 4
CFSE-47 November 4 Cattle faeces 06 06 08 02 03 00 05 5
CFSE-48 November 4 Cattle faeces 06 07 08 02 04 00 05 5
CFSE-46 December 4 Dust 06 07 07 03 04 01 05 5
CFSE-49 December 4 Cattle faeces 06 05 09 02 04 00 04 5
CFSE-50 December 4 Cattle faeces np 06 08 03 04 00 05 5
CFSE-5 December 4 Pen floor faeces 06 08 06 01 03 01 05 6
CFSE-6 December 4 Pen floor faeces 05 07 06 01 04 01 05 6
CFSE-44 December 2 Feed 06 12 06 02 04 01 06 6
CFSE-59 January 3 Cattle faeces 06 06 06 02 03 01 06 6
CFSE-60 January 3 Cattle faeces 06 06 06 01 03 01 06 6
CFSE-61 January 3 Cattle faeces 06 07 06 02 03 01 06 6
CFSE-62 January 3 Cattle faeces 06 07 07 02 03 01 07 6
CFSE-34 November 2 Feed trough swab 06 13 06 02 03 00 05 7
CFSE-35 November 2 Feed trough swab 07 12 05 02 03 00 04 7
CFSE-36 December 1 Feed trough swab 07 12 06 02 03 00 04 7
CFSE-37 December 2 Feed trough swab 06 11 05 02 03 00 06 7
CFSE-17 January   Slurry tank faeces 06 10 07 02 03 00 05 7
CFSE-39 December 4 Feed trough swab 08 05 05 02 03 00 05 8
CFSE-54 December 1 Cattle Faeces 08 10 05 01 03 00 05 8
CFSE-38 December 3 Feed trough Swab 05 10 05 02 03 00 05 8
CFSE-40 January 3 Feed trough swab 05 05 05 02 03 00 05 8
CFSE-41 January 4 Feed trough swab 05 05 05 02 03 00 05 8
CFSE-57 November 2 Cattle faeces 08 17 05 02 04 01 07 9
CFSE-58 November 2 Cattle faeces 08 17 05 02 03 01 07 9
CFSE-51 December 1 Cattle faeces 08 18 08 02 04 00 08 9
CFSE-45 January 1 Feed 09 12 07 02 04 01 07 9
CFSE-28 December 1 & 2 Agitated water 09 11 08 01 04 np 07 10
CFSE-9 February 2 Pen floor faeces 09 08 07 01 04 00 06 10
CFSE-10 February 2 Pen floor faeces 09 08 08 01 04 01 07 10
CFSE-32 January 1 & 2 Water trough swab 07 08 07 02 05 00 06 11
CFSE-30 February 3 & 4 Agitated water 07 11 08 02 05 01 06 11
CFSE-13 February 3 Pen floor faeces 08 08 08 02 05 02 06 11
CFSE-14 February 4 Pen floor faeces 08 05 08 01 05 02 06 11
CFSE-15 February 4 Pen floor faeces 08 04 08 02 05 01 06 11
CFSE-1 November 2 Pen floor faeces 09 07 06 03 04 02 06 12
CFSE-2 November 3 Pen floor faeces np np 06 03 04 02 05 12
CFSE-3 December 2 Pen floor faeces np 14 06 03 04 02 05 12
CFSE-4 December 2 Pen floor faeces np 14 06 02 04 01 05 12
CFSE-16 December   Slurry tank faeces np 11 np 02 04 02 07 12
CFSE-43 February 3 Feed trough swab 09 06 06 02 04 01 05 12
  1. np, denotes the absence of PCR product at the corresponding locus.