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Table 6 Antibiotic resistance pattern in STEC serogroups isolated from fermented dairy products in Iran

From: Virulence factors, serogroups and antimicrobial resistance properties of Escherichia coli strains in fermented dairy products

STES serotypes

P10* (%)

TE30 (%)

S10 (%)

C30 (%)

SXT (%)

GM10 (%)

E15 (%)

NFX5 (%)

L2 (%)

CF30 (%)

CIP5 (%)

TMP5 (%)

F/M300 (%)

AM10 (%)

O157 (13)

5

10

5

3

3

4

3

2

5

5

2

2

3

4

O145 (3)

3

2

3

4

2

4

-

1

3

3

1

1

1

4

O128 (4)

3

4

2

1

-

1

1

-

2

2

1

-

1

1

O121 (2)

1

2

2

2

1

1

2

1

1

2

-

-

1

3

O113 (3)

-

1

-

-

-

-

-

-

-

-

-

-

-

-

O111 (3)

1

2

-

-

-

1

-

-

-

-

-

-

-

-

O103 (3)

-

1

-

-

-

-

-

-

-

-

-

-

-

-

O91 (2)

-

1

-

-

-

-

-

-

-

-

-

-

-

-

O45 (2)

1

2

-

-

-

-

-

-

-

1

-

-

-

1

O26 (6)

3

4

2

2

1

2

1

1

3

2

-

-

2

1

Non detected (9)

6

13

4

3

3

4

3

3

3

6

3

3

3

5

Total (50)

23 (46)

42 (84)

18 (36)

15 (30)

10 (20)

17 (34)

10 (20)

8 (16)

17 (34)

21 (42)

7 (14)

6 (12)

11 (22)

19 (38)

  1. *In this table P10 = penicillin (10 μg/disk); TE 30 = tetracycline (30 μg/disk); S10 = streptomycin (10 μg/disk); C30 = chloramphenicol (30 μg/disk); SXT = sulfamethoxazol (25 μg/disk); GM 10 = gentamycin (10 μg/disk); E 15 = erythromycin (15 μg/disk); NFX5 = enrofloxacin (5 μg/disk); L 2 = lincomycin (2 μg/disk); CF 30 = cephalothin (30 μg/disk); CIP 5 = ciprofloxacin (5 μg/disk); TMP5 = trimethoprim (5 μg/disk); F/M300 = nitrofurantoin (300 μg/disk); AM 10 = ampicillin (10 u/disk).