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Microorganism MIC50sort
(μg/ml)		 MIC90sort
(μg/ml)		 Rangesort
(μg/ml)		 Reference
Peptostreptococcus micros (ATCC 33270) - - 0.5 － ? 1458
Peptostreptococcus prevotii <=0.125 0.5 <=0.125 － 32 1466
Peptostreptococcus spp. - - <1 － 8 821
Peptostreptococcus tetradius <=0.125 0.5 <=0.125 － 32 1466
Pneumococci - - 0.008 － 4 401
Porphyromonas asaccharolytica <=0.125 32 <=0.0125 － 64 1466
Porphyromonas endodontalis (ATCC 35406) - - 4 － ? 1458
Porphyromonas gingivalis <=0.125 32 <=0.0125 － 64 1466
Porphyromonas gingivalis - - <1 － ? 821
Porphyromonas gingivalis (ATCC 33277) - - 0.5 － ? 1458
Porphyromonas spp. 4 64 <=0.125 － 128 1466
Prevotella bivia 4 64 <=0.125 － 128 1466
Prevotella buccae <=0.125 32 <=0.0125 － 64 1466
Prevotella corporis <=0.125 32 <=0.0125 － 64 1466
Prevotella disiens <=0.125 32 <=0.0125 － 64 1466
Prevotella intermedia 1 8 <=0.125 － 8 1466
Prevotella intermedia - - <1 － 64 821
Prevotella intermedia (ATCC 25611) - - 0.5 － ? 1458
Prevotella loescheii <=0.125 32 <=0.0125 － 64 1466
Prevotella melaninogenica 32 64 <=0.125 － 128 1466
Prevotella melaninogenica (ATCC 25845) - - 0.5 － ? 1458
Prevotella nigrescens (ATCC 33563) - - 0.5 － ? 1458
Prevotella oralis (group) <=0.125 32 <=0.0125 － 64 1466
Prevotella oris <=0.125 32 <=0.0125 － 64 1466
Prevotella spp. 4 64 <=0.125 － 128 1466
Propionibacterium acnes
<=0.125 0.25 <=0.125 － 0.25 1466
Propionibacterium acnes
(ATCC 6919)		 - - 0.5 － ? 1458
Proteus mirabilis (1287) - - 0.39 － ? 421