Table 4 O-serogroups and virulence factors in extraintestinal pathogenic E. coli isolates from the lung samples of dogs and cats.

From: Characterization of the pathogenicity of extraintestinal pathogenic Escherichia coli isolates from pneumonia-infected lung samples of dogs and cats in South Korea

Animals

Genes

No. of isolates beloning to O-serogroup

O4 (n = 5)

O6 (n = 7)

O7 (n = 1)

O8 (n = 6)

O9 (n = 3)

O11 (n = 2)

O25 (n = 1)

O36 (n = 3)

O54 (n = 2)

O88 (n = 8)

O89 (n = 4)

O128 (n = 3)

O156 (n = 1)

O166 (n = 2)

Others (n = 9)*

Non (n = 10)

Dog

focG

1

1

–

–

–

–

–

2

1

–

–

–

–

–

–

5

kps MII

3

6

1

–

–

–

1

–

–

–

–

–

–

2

1

1

papA

5

6

–

–

–

–

–

1

–

–

–

–

–

–

–

–

sfaS

0

3

–

–

–

–

–

–

–

–

–

–

–

–

–

–

hlyD

5

6

1

1

1

–

–

1

–

–

–

–

1

2

1

3

iutA

0

0

1

2

–

–

1

–

–

8

2

–

–

–

5

4

cnf1

5

6

–

–

–

–

–

1

–

–

–

–

–

–

–

–

BPM

4a

2

1

–

1

–

–

3

2

1

–

1

1

–

–

1

Ā Ā 

O2 (n = 1)

O4 (n = 6)

O6 (n = 5)

O7 (n = 1)

O8 (n = 4)

O22 (n = 1)

O25 (n = 3)

O29 (n = 1)

O51 (n = 4)

O54 (n = 1)

O56 (n = 1)

O83 (n = 1)

O88 (n = 1)

O102 (n = 1)

O128 (n = 1)

Non (n = 3)

Cat

focG

1

4

–

1

–

1

3

–

–

–

1

–

–

–

1

1

kps MII

1

–

5

–

–

1

3

–

4

–

1

1

–

–

–

1

papA

1

6

5

–

–

–

2

–

4

–

1

1

1

–

–

1

sfaS

–

1

–

–

–

–

3

–

–

–

1

–

1

–

–

-

hlyD

1

6

5

–

2

1

3

–

4

1

1

1

1

–

–

1

iutA

–

–

–

–

–

–

3

1

–

–

–

–

1

–

–

1

cnf1

1

6

5

–

–

1

3

–

4

1

1

1

1

–

–

1

BPM

–

2

3

–

1

–

–

1

1

–

–

–

1

–

1

2

  1. Non non-typeable, BPM bacterial pneumonia-induced mortality.
  2. *Others include O29, O41, O60, O78, O81, O91, O131 and O161.
  3. aSignificant difference (P < 0.05) between different O-serogroups based on bacterial pneumonia-induced mortality.