Shigella sonnei and Nalidixic acid (NegGam)
Concentration
(μg/ml)
8
7.2
6.4
5.6
4.8
4
3.2
2.4
1.6
0.8
Nalidixic acid (NegGam)
0.25
0.12
Nalidixic acid (NegGam)
2
2
Nalidixic acid (NegGam)
8
4
Nalidixic acid (NegGam)
8
4
1
2
3
4
MIC50
MIC90
Strain Number