Table 2. Determination of minimum inhibitory concentration

Antibiotic resistance test
Strain Minimum inhibitory concentration (mg/L) of antibiotics
Amp Ery Gen Tet Str Van Chl Kan Cli
RR-LM1071 ≤ 0.5 ≤ 0.25 2 1 ≤ 0.25 - ≤ 0.5 ≤ 8 ≤ 1
EFSA breakpoint 2 1 8 16 64 n.r 4 64 1
Amp, ampicilin; Ery, erythromycin; Gen, gentamicin; Tet, tetracycline; Str, streptomycin; Van, vancomycin; Chl, chloramphenicol; Kan, kanamycin; Cli, clindamycin; n.r, not required; EFSA, European Food Safety Authority.