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Table 2 Evidence of E.coli O103 infection in HUS cases (10) and diarrhoeal cases (6) and asymptomatic case (1), January-March 2006 (n = 17)

From: Outbreak of haemolytic uraemic syndrome in Norway caused by stx 2-positive Escherichia coliO103:H25 traced to cured mutton sausages

 

Diarrhoea/bloody diarrhoea

HUS

Stool culture for E.coli O103

eae-gene

stx 1/stx 2

MLVA outbreak profile *

Antibody titre against outbreak strain**

IgG/IgM Immunoblot E.coli O103

1

+/+

+

+

+

-/-

+

320

+/+

2

+/+

+

+

+

-/+

+

-

-/+

3

+/+

+

-

NA

NA

NA

160

+/+

4

+/+

+

-

NA

NA

NA

320

+/+

5

+/+

+

-

NA

NA

NA

320

+/+

6

+/+

+

-

NA

NA

NA

640

NT

7

+/+

+

-

NA

NA

NA

640

+/+

8

+/-

+

-

NA

NA

NA

-

-/-***

9

+/+

+

+

+

-/+

+

NA

+/+

10

+/+

+

+

+

-/-

+

NA

NT

11

+/+

-

+

+

-/-

+

NA

NT

12

+/+

-

+

+

-/-

+

NA

NT

13

+/+

-

+

+

-/-

+

NA

NT

14

+/+

-

+

+

-/-

+

NA

NT

15

+/+

-

+

+

-/-

+

NA

NT

16

+/-

-

+

+

-/-

+

NA

NT

17

-/-

-

+

+

-/-

+

NA

NT

  1. * MLVA profile 07-03-00-05-00-07-01 [6].
  2. ** The Widal test was performed against the isolate of case no. 2 defined as the outbreak strain
  3. *** Also tested against serotype O157.
  4. Test results: IgG-/IgM + NT: not tested, NA: not available.