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Volume 9, Number 10—October 2003

Research

Characterization of Waterborne Outbreak–associated Campylobacter jejuni, Walkerton, Ontario

Clifford G. Clark*Comments to Author , Lawrence Price*, Rafiq Ahmed*, David L. Woodward*, Pasquale L. Melito*, Frank G. Rodgers*, Frances Jamieson†, Bruce Ciebin†, Aimin Li†, and Andrea Ellis‡
Author affiliations: *Health Canada, Winnipeg, Manitoba, Canada; †Ontario Ministry of Health, Toronto, Ontario, Canada; ‡Health Canada, Guelph, Ontario, Canada

Main Article

Table 3

Characteristics of Campylobacter strains found from cattle on farms during the outbreak

Farm Species Biotypea HS serotype Fla-RFLP type PFGE type using SmaI PFGE type using KpnI No. strains Outbreak associated
1
C. jejuni
II
O:1
33
CASAI.0034
NDa
1
No

C. jejuni
II
UTa
33
CASAI.0034
ND
1
No

C. jejuni
II
O:4 complex
90
CASAI.0026
ND
1
No

C. jejuni
II
O:4 complex
90
CASAI.0030
CAKNI.0024
1
No

C. jejuni
II
O:4 complex
ND
ND
ND
1
No

C. jejuni
I
O:18
ND
ND
ND
1
No

C. jejuni
I
O:18,37
33
CASAI.0013
ND
1
No

C. coli
I
O:26,30,34
ND
ND
ND
1
No

C. coli
I
O:34
ND
ND
ND
1
No

C. jejuni
II
O:35
2
CASAI.0033
ND
1
No

C. jejuni
II
O:35
ND
ND
ND
1
No
2
C. jejuni
II
O:2
1
CASAI.0001
CAKNI.0001
1
Yes

C. jejuni
II
O:2
1
CASAI.0004
CAKNI.0001
2
Yes

C. jejuni
II
O:2
1
CASAI.0004
CAKNI.0005
1
Yes

C. jejuni
II
O:2
1
ND
ND
3
Yes

C. jejuni
II
O:2
ND
ND
ND
2
Yes

C. jejuni
II
O:2
1
ND
ND
2
Yes

C. jejuni
hipp. neg.
O:2
34
CASAI.0003
CAKNI.0003
2
Yes
3
C. jejuni
III
O:38
74
CASAI.0005
CAKNI.0006
1
No

C. jejuni
III
O:4 complex
95
CASAI.0006
CAKNI.0007
1
No

C. jejuni
III
O:13,50,65
95
CASAI.0006
CAKNI.0007
1
No
5
C. jejuni
II
O:1
97
CASAI.0007
CAKNI.0008
1
No
6
C. jejuni
II
O:4 complex
6
CASAI.0017
ND
1
No

C. jejuni
II
O:18
33
CASAI.0014
ND
1
No
7
C. jejuni
II
O:4 complex
93
CASAI.0016
ND
1
No

C. jejuni
II
O:4 complex
93
ND
ND
1
No

C. jejuni
II
O:4 complex
90
ND
ND
1
No

C. jejuni
II
O:13
93
CASAI.0007
CAKNI.0009
1
No

C. jejuni
II
O:13,O64
93
CASAI.0015
CAKNI.0028
1
No
8
C. coli
I
O:25
73
CASAI.0019
ND
2
No

C. coli
I
O:34
98
CASAI.0018
ND
1
No
9
C. coli
I
O:34
36
CASAI.0020
CAKNI.0025
1
No

C. jejuni
II
O:11
ND
ND
ND
1
No

C. jejuni
II
UT
52
UT
ND
1
No
10
C. jejuni
I
O:11
91
CASAI.0031
CAKNI.0027
1
No

C. jejuni
II
O:4 complex
6
CASAI.0022
CAKNI.0029
1
No

C. jejuni
II
O:35
2
CASAI.0021
ND
1
No

C. jejuni
II
UT
2
CASAI.0021
ND
1
No
12
C. jejuni
II
O:2
101
CASAI.0025
ND
1
No

C. coli
I
O:34
36
CASAI.0024
ND
1
No

C. jejuni
I
O:35
2
CASAI.0023
ND
1
No
14 C. jejuni II O:2 1 ND ND 1 No

aHS, heat-stable; RFLP, restriction fragment length polymorphism; PFGE, pulsed field gel electrophoresis; ND, not determined; UT, untypeable.

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