Table 2.

MICs of antibiotics against resistantListeria spp.

SpeciesMIC (μg/ml)a
CLCMEMGMKMRIFSMTOSUTCMCTP
L. monocytogenes >28–>168>864–>25632–6432–648>1,02464–128>41,024
64>322568
2,048
L. innocua  —b 64–>25664128>1,02464–>2564–32
512
L. welshimeri 1284–16
  • a CL, clindamycin; CM, chloramphenicol; EM, erythromycin; GM, gentamicin; KM, kanamycin; MC, minocycline; RIF, rifampin; SM, streptomycin; SU, sulfonamide; TO, tobramycin; TC, tetracycline; TP, trimethoprim.

  • b —, no resistance.