Staphylococcus aureus (methicillin-susceptible) and Ampicillin (Omnipen)
Concentration
(μg/ml)
32
28.8
25.6
22.4
19.2
16
12.8
9.6
6.4
3.2
Ampicillin (Omnipen)
2
1
Ampicillin (Omnipen)
16
1
Ampicillin (Omnipen)
32
4
Ampicillin (Omnipen)
16
8
Ampicillin (Omnipen)
32
32
1
2
3
4
5
MIC50
MIC90
Strain Number