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. 2001 Apr;39(4):1654–1656. doi: 10.1128/JCM.39.4.1654-1656.2001

TABLE 2.

Distribution of MICs for 47 A. butzleri, 46 A. cryaerophilus, and 18 A. skirrowii collection strains of human, animal, and environmental origin

Antimicrobial agent Species No. of strains with MIC (μg/ml) of:
≤0.06 0.06 0.12 0.25 0.5 1 2 4 8 16 32 64 128 256 >256
Amphotericin B A. butzleri 47
A. cryaerophilus subgroup 1 6
A. cryaerophilus subgroup 2 40
A. skirrowii 18
Bacitracina A. butzleri 1 16 16 14
A. cryaerophilus subgroup 1 1 1 2 2
A. cryaerophilus subgroup 2 3 11 10 14 2
A. skirrowii 2 1 1 3 1 10
Cefotaxime A. butzleri 2 7 21 17
A. cryaerophilus subgroup 1 2 1 3
A. cryaerophilus subgroup 2 3 3 7 18 8 1
A. skirrowii 5 6 4 1 1 1
Cefoperazone A. butzleri 2 4 7 34
A. cryaerophilus subgroup 1 3 2 1
A. cryaerophilus subgroup 2 1 6 13 16 2 2
A. skirrowii 3 11 4
Colistina A. butzleri 8 5 15 14 5
A. cryaerophilus subgroup 1 1 2 3
A. cryaerophilus subgroup 2 3 4 9 19 4 1
A. skirrowii 13 4 1
Cycloheximide A. butzleri 47
A. cryaerophilus subgroup 1 6
A. cryaerophilus subgroup 2 40
A. skirrowii 18
5-Fluorouracil A. butzleri 47
A. cryaerophilus subgroup 1 6
A. cryaerophilus subgroup 2 40
A. skirrowii 18
Novobiocin A. butzleri 2 45
A. cryaerophilus subgroup 1 1 2 3
A. cryaerophilus subgroup 2 1 12 15 12
A. skirrowii 6 3 9
Piperacillin A. butzleri 1 3 21 23
A. cryaerophilus subgroup 1 1 2 3
A. cryaerophilus group 2 1 4 11 19 5
A. skirrowii 2 5 10 1
Rifampicin A. butzleri 4 19 9 15
A. cryaerophilus subgroup 1 1 2 3
A. cryaerophilus subgroup 2 6 16 9 6 3
A. skirrowii 7 6 4 1
Trimethoprim A. butzleri 5 42
A. cryaerophilus subgroup 1 5 1
A. cryaerophilus subgroup 2 3 33 4
A. skirrowii 1 1 11 5
Vancomycin A. butzleri 47
A. cryaerophilus subgroup 1 6
A. cryaerophilus subgroup 2 1 1 38
A. skirrowii 7 3 8
a

Units for MIC are units per milliliter.