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Microorganism MIC50sort
(μg/ml)		 MIC90sort
(μg/ml)		 Rangesort
(μg/ml)		 Reference
Aeromonas spp. 0.12 0.25 0.06 － 0.25 1491
Aeromonas spp. (ampicillin-resistant + cefazolin-resistant) 0.25 2 0.12 － 4 1486
Agrobacterium radiobacter 64 64 4 － 64 1448
Alcaligenes faecalis 4 8 2 － 16 1448
Bacillus spp. >8 >8 0.5 － >8 462
Bacillus spp. >256 >256 ? － ? 126
Bacillus spp. >256 >256 ? － ? 126
Bacteroides disiens 8 16 4 － 16 1470
Bacteroides distasonis 64 >256 32 － >256 1470
Bacteroides distasonis (ampicillin-resistant + cefazolin-resistant) >64 >64 32 － >64 1486
Bacteroides fragilis 32 64 8 － >256 1470
Bacteroides fragilis - - 4 － 128 401
Bacteroides fragilis (ampicillin-resistant + cefazolin-resistant) >64 >64 32 － >64 1486
Bacteroides fragilis (Europe) >- >128 ? － ? 284
Bacteroides fragilis (NCTC 9343) - - 8 － ? 401
Bacteroides fragilis (North America) - 64 ? － ? 284
Bacteroides melaninogenicus (ampicillin-resistant + cefazolin-resistant) >64 >64 32 － >64 1486
Bacteroides melaninogenicus subsp. Intermedius 1 8 0.125 － 32 1470
Bacteroides melaninogenicus subsp. Melaninogenicus 1 16 0.25 － 16 1470
Bacteroides oralis 2 16 1 － 32 1470
Bacteroides ovatus (ampicillin-resistant + cefazolin-resistant) >64 >64 32 － >64 1486
Bacteroides ruminicola subsp. brevis 4 256 2 － >256 1470
Bacteroides septicum (ampicillin-resistant + cefazolin-resistant) >64 >64 32 － >64 1486
Bacteroides thetaiotaomicron 128 >256 4 － >256 1470
Bacteroides thetaiotaomicron (ampicillin-resistant + cefazolin-resistant) >64 >64 32 － >64 1486
Bacteroides ureolyticus - - <=0.062 － 4 1470
Bordetella bronchiseptica 16 32 1 － 32 1448
Bordetella pertussis 0.25 0.25 0.125 － 0.5 952