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Table 2 Minimum inhibitory concentrations, plasmid replicon types, and β-lactamase genes expressed by Salmonella typhimurium isolated from pigs

From: Plasmid-mediated AmpC β-lactamase (CMY-2) gene in Salmonella typhimurium isolated from diarrheic pigs in South Korea

Strain Minimum inhibitory concentration (μg/ml) Plasmid size (kb)/β-lactamase Replicon type
AMP AUG CEP CHL FFN FOX GEN NAL STR SXT TET XNL
S. typhimurium KVCC-BA1300259 >64 >64/32 >64 >64 >64 >32 >32 >128 >128 >4/76 >128 >8 18-25CMY-2 IncA/C IncFIB
S. typhimurium KVCC-BA1300259-TC >64 >64/32 >64 >64 >64 >32 >32 4 >128 <0.1/2.3 >128 >8 18-25CMY-2 IncA/C IncFIB
E.coli J53 Azider 8 16/8 32 4 <2 4 <1 4 8 <0.1/2.3 <2 <0.5   
E.coli ATCC25922 4 4/2 16 4 <2 2 <1 <2 4 <0.1/2.3 <2 <0.5   
  1. AMP: ampicillin; AUG: amoxicillin/clavulanic acid; CEP: cephalothin; CHL: chloramphenicol; FFN: florfenicol; FOX: cefoxitin; GEN: gentamicin; NAL: nalidixic acid; STR: streptomycin; SXT: trimethoprim/sulfamethoxazole; TET: tetracycline; XNL: ceftiofur.
  2. TC: transconjugant.
  3. Azider: sodium azide resistant.