Enterococcus avium and Imipenem
Concentration
(μg/ml)
16
14.4
12.8
11.2
9.6
8
6.4
4.8
3.2
1.6
Imipenem
8
2
Imipenem
8
4
Imipenem
16
4
1
2
3
MIC50
MIC90
Strain Number