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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.