TABLE 1.

Antimicrobial susceptibilities and characteristics of NARMS non-Typhi Salmonella isolates resistant to amikacin, gentamicin, and kanamycina

IsolateYearSerotypeMIC (μg/ml) of:rRNA methyltransferase geneAdditional resistance profile
AMIGENKAN
AM048641999Stanley>64>16>64 armA AMP, AZM, CHL, FIS, STR, TET, SXT
AM238182005Virchow>64>16>64 rmtC NAL, FIS, SXT
  • a AMI, amikacin; AMP, ampicillin; AZM, azithromycin; CHL, chloramphenicol; FIS, sulfisoxazole (sulfafurazole); GEN, gentamicin; KAN, kanamycin; NAL, nalidixic acid; STR, streptomycin; SXT, trimethoprim-sulfamethoxazole; TET, tetracycline. Additional drugs tested: amoxicillin-clavulanic acid, ceftriaxone, ciprofloxacin, cefoxitin, and ceftiofur.