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Microorganism MIC50sort
(μg/ml)		 MIC90sort
(μg/ml)		 Rangesort
(μg/ml)		 Reference
Clostridium difficile 0.5 1 ≤0.06 － 1 497
Clostridium difficile 0.5 1 0.25 － 4 1470
Clostridium difficile 2 2 ? － ? 1385
Clostridium difficile - - 0.0039 － 0.5 492
Clostridium difficile - - 0.5 － ? 1474
Clostridium difficile - - 0.83 － ? 248
Clostridium difficile (1982–2004) >1.016 >4.008 0.016 － >8 1079
Clostridium difficile (GAI 10029) - - 0.25 － ? 1477
Clostridium fallax 0.5 2 0.02 － 2 29
Clostridium glycolicum 0.5 2 0.02 － 2 29
Clostridium hastiforme 0.5 0.5 <=0.125 － 1 1564
Clostridium hastiforme 1 2 0.25 － 2 1469
Clostridium histolyticum 0.5 0.5 <=0.125 － 1 1564
Clostridium histolyticum 1 1 <=0.125 － 1 1466
Clostridium innocuum 0.12 0.5 0.12 － 1 165
Clostridium innocuum 0.5 0.5 <=0.125 － 1 1564
Clostridium innocuum 0.5 1 0.25 － 1 29
Clostridium innocuum 0.5 1 0.5 － 2 1460
Clostridium innocuum 1 2 0.25 － 2 1469
Clostridium innocuum 1 - 0.5 － 1 1474
Clostridium innocuum - - 0.5 － ? 1470
Clostridium malenominatum 0.5 2 0.02 － 2 29
Clostridium novyi (A) 0.5 2 0.02 － 2 29
Clostridium oroticum 0.12 0.5 0.12 － 1 165
Clostridium oroticum 0.5 2 0.02 － 2 29
Clostridium paraputrificum 0.5 0.5 <=0.125 － 1 1564
Clostridium paraputrificum 0.5 2 0.02 － 2 29
Clostridium paraputrificum 1 1 <=0.125 － 1 1466