Characteristics of 22 MRSA isolated obtained from wild Norway rats.

aNot available.bThree repeat insertion from t008.cOne variant position different from sequence type specified.dMinimum inhibitory concentration (µg/ml). Breakpoints for antimicrobial susceptibility (S = sensitive, R = resistant): Ampicillin: S≤0.25/R≥0.5, Cefoxitin: R>4, Chloramphenicol: S≤8/R≥32, Ciprofloxacin: S≤1/R≥4, Clindamycin: S≤0.5/R≥4, Daptomycin: S≤4/R≥16, Erythromycin: S≤0.5/R≥8, Gentamycin: S≤4/R≥16, Levofloxacin: S≤1/R≥4, Linezolid: S≤4/R≥8, Moxifloxacin: S≤0.5/R≥2, Nitrofurantoin: S≤32/R≥128, Oxacillin +2% NaCl: S≤2/R≥4, Penicillin: S≤0.12/R≥0.25, Quinpristen/dalfopristin: S≤1/R≥4, Rifampin: S≤1/R≥2, Streptomycin: Not available, Tetracycline: S≤4/R≥16, Tigecycline: S≤0.5, Trimethoprim/Sulphamethoxazole: S≤2/R≥4, Vancomycin: S≤2/R≥16.