Figure 6. Aminoglycosides potentiate the selection of higher fluoroquinolone resistance in E.coli harbouring the small qnrD-plasmid.
Mutant prevention concentrations (MPCs) of isogenic E. coli ATCC25922 strains with or without exposure to sub-MIC of tobramycin. E. coli ATCC25922 (red circle), E. coli ATCC25922/pDIJ09-518a (green square), and E. coli ATCC25922/pDIJ09-518a∆qnrD (dark grey triangle).