Species Strain information MIC μ g/mL Method of determining MIC Reference Antibacterial activity Acinetobacter baumannii RSKK 02026 2 Broth microdilution with no growth under the microscope [100 ] clinical isolate 64 Broth microdilution with no growth under the microscope [100 ] Bacillus cereus clinical isolate Not active Broth microdilution with no growth under the microscope [101 ] Bacillus subtilis ATCC 6633 8 Broth microdilution with no growth under the microscope [100 ] clinical isolate 16 Broth microdilution with no growth under the microscope [100 ] Enterobacter aerogenes ATCC 13048 64 Broth dilution with no visible growth [76 ] Enterobacter cloacae ATCC 10699 64 Broth dilution with no visible growth [76 ] ceftazidime-resistant strain > 512 Broth microdilution with no growth [102 ] Enterococcus faecium NCTC 7171 Not active Agar dilution with strong, moderate, weak, or absent growth [103 ] NCTC 12202 Not active Agar dilution with strong, moderate, weak, or absent growth [103 ] NCTC 12204 Not active Agar dilution with strong, moderate, weak, or absent growth [103 ] Enterococcus faecalis ATCC 19433 > 400 Broth microdilution with no growth [104 ] ATCC 29212 8 Broth microdilution with no growth under the microscope [100 ] NCIMB 775 Not active Agar dilution with strong, moderate, weak, or absent growth [103 ] NCTC 12201 Not active Agar dilution with strong, moderate, weak, or absent growth [103 ] NCTC 12203 Not active Agar dilution with strong, moderate, weak, or absent growth [103 ] clinical isolate 128 Broth microdilution with no growth under the microscope [100 ] Escherichia coli ATCC 25922 135.12 Broth microdilution with no visual turbidity and no growth on agar after incubation [105 ] ATCC 25922 > 200 Agar dilution with no visible bacterial growth [106 ] ATCC 11229 128 Broth dilution with no visible growth [76 ] ATCC 14948 >400 Broth microdilution with no growth [104 ] ATCC 35218 4 Broth microdilution with no growth under the microscope [100 ] ATCC 35218 Not active Broth microdilution with no growth under the microscope [101 ] JM109 200 Agar dilution with no visible bacterial growth [106 ] NCTC 11560 Not active Agar dilution with strong, moderate, weak, or absent growth [103 ] NCTC 11954 Not active Agar dilution with strong, moderate, weak, or absent growth [103 ] NCTC 12241 Not active Agar dilution with strong, moderate, weak, or absent growth [103 ] ESβ L+ clinical isolate 128 Broth microdilution with no growth under the microscope [100 ] Helicobacter pylori ATCC 43504 25 Agar dilution with no visible bacterial growth [106 ] ATCC 43504 Not active Broth microdilution with no growth under the microscope [101 ] SS1 25 Agar dilution with no visible bacterial growth [106 ] clinical isolates Not active Broth microdilution with no growth under the microscope [101 ] Klebsiella pneumoniae ATCC 10031 128 Broth dilution with no visible growth [76 ] RSKK 574 8 Broth microdilution with no growth under the microscope [100 ] ESβ L+ clinical isolate 128 Broth microdilution with no growth under the microscope [100 ] Mariniluteicoccus flavus ATCC 10240 Not active Broth microdilution with no growth under the microscope [101 ] Proteus mirabilis ATCC 7002 4 Broth microdilution with no growth under the microscope [100 ] clinical isolate Not active Broth microdilution with no growth under the microscope [101 ] ESβ L+ clinical isolate 128 Broth microdilution with no growth under the microscope [100 ] Proteus vulgaris ATCC 12454 Not active Broth dilution with no visible growth [76 ] Pseudomonas aeruginosa NCTC 8203 Not active Agar dilution with strong, moderate, weak, or absent growth [103 ] NCTC 8506 Not active Agar dilution with strong, moderate, weak, or absent growth [103 ] ATCC 10145 2 Broth microdilution with no growth under the microscope [100 ] NCTC 10662 Not active Agar dilution with strong, moderate, weak, or absent growth [103 ] ATCC 27853 Not active Broth microdilution with no visual turbidity and no growth on agar after incubation [105 ] ATCC 27853 Not active Broth microdilution with no growth under the microscope [101 ] ATCC 27853 400 Broth microdilution with no growth [104 ] ATCC 27853 64 Broth dilution with no visible growth [76 ] clinical isolate 32 Broth microdilution with no growth under the microscope [100 ] Salmonella enterica Serotype Choleraesuis ATCC 10708 >400 Broth microdilution with no growth [104 ] Staphylococcus aureus ATCC 6538 Not active Broth microdilution with no growth under the microscope [101 ] FDA 209P (the same as NCTC 7447 or ATCC 6538P) > 128 Broth microdilution with no visible growth [107 ] MRSA ATCC 10442 Not active Broth microdilution with no visual turbidity and no growth on agar after incubation [105 ] ATCC 10832 > 1024 Broth microdilution with no bacterial growth by [108 ] ATCC 13709 no inhibition Broth dilution with no visible growth [76 ] ATCC 25923 400 Broth microdilution with no growth [104 ] ATCC 25923 16 Broth microdilution with no growth under the microscope [100 ] ATCC 29213 > 1024 Broth microdilution with no bacterial growth by [108 ] ATCC 33591 Low activity Agar dilution with strong, moderate, weak, or absent growth [103 ] NCIMB 9968 Low activity Agar dilution with strong, moderate, weak, or absent growth [103 ] NCTC 6571 Low activity Agar dilution with strong, moderate, weak, or absent growth [103 ] NCTC 8325-4 > 1024 Broth microdilution with no bacterial growth by [108 ] NCTC 10788 Low activity Agar dilution with strong, moderate, weak, or absent growth [103 ] NCTC 11940 Low activity Agar dilution with strong, moderate, weak, or absent growth [103 ] NCTC 11561 Low activity Agar dilution with strong, moderate, weak, or absent growth [103 ] BAA 1717 > 1024 Broth microdilution with no bacterial growth by [108 ] DU 1090 > 1024 Broth microdilution with no bacterial growth by [108 ] strain Mu50 4 Broth microdilution with no visible growth [107 ] 20 MRSA and MSSA strains 3.9-15.6 Disc-diffusion test [75 ] MRSA clinical isolate > 128 Broth microdilution with no growth under the microscope [100 ] 34 MRSA clinical isolates > 4000 Agar dilution with no growth [109 ] Streptococcus pyogenes ATCC 12344 135.12 Broth microdilution with no visual turbidity and no growth on agar after incubation [105 ] ATCC 19615 50 Broth microdilution with no growth [104 ] Antifungal activity Candida albicans ATCC 10231 8 Broth microdilution with no growth under the microscope [100 ] ATCC 90028 Not active Broth microdilution with no visual turbidity and no growth on agar after incubation [105 ] Candida glabrata ATCC MYA2950 67.56 Broth microdilution with no visual turbidity and no growth on agar after incubation [105 ] Candida parapsilosis ATCC 22019 16 Broth microdilution with no growth under the microscope [100 ]