Escherichia coli (non-ESBL) and Zosyn
Concentration
(μg/ml)
8
7.2
6.4
5.6
4.8
4
3.2
2.4
1.6
0.8
Zosyn
4
1
Zosyn
8
2
Zosyn
8
2
1
2
3
MIC50
MIC90
Strain Number