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Table 5 Antibiotic resistance of newly isolated LAB strains from silage (diameters of inhibition zones, mm)

From: Newly isolated lactic acid bacteria from silage targeting biofilms of foodborne pathogens during milk fermentation

AntibioticsAmount per disc, μgLAB strains
AG1AG8AG9AG10AG15AG16
Ampicillin1026(S)18(S)20(S)19(S)20(S)17(S)
Amikacin3012(R)16(I)9(R)10(R)3(R)8(R)
Chloramphenicol3022(S)25(S)28(S)23(S)22(S)29(S)
Ciprofloxacin50(R)0(R)0(R)0(R)0(R)9(R)
Clindamycin216(S)15(S)33(S)18(S)28(S)24(S)
Erythromycin1520(S)20(S)26(S)22(S)20(S)26(S)
Gentamicin1010(R)11(R)10(R)9(R)0(R)13(S)
Kanamycin300(R)0(R)6(R)0(R)0(R)5(R)
Rifampicin520(S)26(S)20(S)20(S)13(R)30(S)
Streptomycin3010(R)14(I)8(R)11(R)11(R)11(R)
Tetracycline3020(S)20(S)20(S)21(S)19(S)25(S)
Vancomycin300(R)0(R)6(R)14(R)0(R)2(R)
  1. Inhibition zones (mm) (means ± SD of 3 trials) were interpreted as susceptible (S), intermediate (I), or resistant (R) according to [45]