Listeria monocytogenes and Tetracycline (Sumycin, Achromycin V, Steclin)
Concentration
(μg/ml)
4
3.6
3.2
2.8
2.4
2
1.6
1.2
0.8
0.4
Tetracycline (Sumycin, Achromycin V, Steclin)
4
4
1
MIC50
MIC90
Strain Number