Figure 6

Typical LC-MS/MS-MRM chromatograms of a drug-free rat plasma spiked with colistin (LLOQ) and IS (colistin concentrations of 78 ng/ml and 353 ng/ml for colistin A and colistin B, respectively).

Typical LC-MS/MS-MRM chromatograms of a drug-free rat plasma spiked with colistin (LLOQ) and IS (colistin concentrations of 78 ng/ml and 353 ng/ml for colistin A and colistin B, respectively).