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Table 1 Prevalence of antimicrobial resistance in 51 Salmonella isolates from poultry slaughterhouses

From: Amino acid substitutions in gyrA and parC associated with quinolone resistance in nalidixic acid-resistant Salmonella isolates

Antimicrobials*

No (%). of serovars

Total

Enteritidis

Montevideo

Typhimurium

Hadar

London

Ohio

Newport

Senftenberg

Hogton

(n = 18)

(n = 9)

(n = 8)

(n = 5)

(n = 3)

(n = 3)

(n = 2)

(n = 2)

(n = 1)

(n = 51)

Na

18 (100)

5 (55.6)

-

-

-

-

2 (100)

2 (100)

-

27 (52.9)

S

9 (50.0)

-

1 (12.5)

5 (100)

1 (33.3)

1 (33.3)

-

-

1 (100)

18 (35.3)

Am

8 (44.4)

-

-

2 (40.0)

1 (33.3)

-

-

-

-

11 (21.6)

Te

3 (16.7)

-

1 (12.5)

4 (80.0)

1 (33.3)

1 (33.3)

-

-

1 (100)

11 (21.6)

Cf

3 (16.7)

-

-

2 (40.0)

1 (33.3)

-

-

-

-

6 (11.8)

K

1 (5.6)

2 (22.2)

-

2 (40.0)

-

-

-

-

1 (100)

6 (11.8)

Cz

1 (5.6)

-

-

2 (40.0)

-

-

-

-

-

3 (5.9)

Gm

1 (5.6)

2 (22.2)

-

-

-

-

-

-

-

3 (5.9)

C

1 (5.6)

-

-

-

-

-

-

-

-

1 (2.0)

Caz

1 (5.6)

-

-

-

-

-

-

-

-

1 (2.0)

Ctx

1 (5.6)

-

-

-

-

-

-

-

-

1 (2.0)

Fep

1 (5.6)

-

-

-

-

-

-

-

-

1 (2.0)

An

-

-

-

-

-

-

-

-

-

0 (0.0)

Cip

-

-

-

-

-

-

-

-

-

0 (0.0)

Fox

-

-

-

-

-

-

-

-

-

0 (0.0)

Imp

-

-

-

-

-

-

-

-

-

0 (0.0)

Nor

-

-

-

-

-

-

-

-

-

0 (0.0)

Sxt

-

-

-

-

-

-

-

-

-

0 (0.0)

  1. *An, amikacin; Am, ampicillin; C, chloramphenicol; Caz, ceftazidime; Cf, cephalothin; Cip, Ciprofloxacin; Ctx, cefotaxime; Cz, cefazolin; Fep, cefepime; Fox, cefoxitin; Gm, gentamicin; Imp, imipenem; K, kanamycin; Na, nalidixic acid; Nor, norfloxacin; S, streptomycin; Sxt, trimethoprim/sulfamethoxazole; Te, tetracycline.
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Irish Veterinary Journal

ISSN: 2046-0481