Enterobacteriaceae and Tetracycline (Sumycin, Achromycin V, Steclin)
Concentration
(μg/ml)
8
7.2
6.4
5.6
4.8
4
3.2
2.4
1.6
0.8
Tetracycline (Sumycin, Achromycin V, Steclin)
8
2
1
MIC50
MIC90
Strain Number