Fig. 1From: Evaluation of resazurin-based assay for rapid detection of polymyxin-resistant gram-negative bacteriaRepresentative results of the Rapid ResaPolymyxin Acinetobacter/Pseudomonas NP test. Non-inoculated well is shown as the control of the medium and the color changed (first column). Negative, the tested isolate only grows in the absence of colistin (second column). Positive, the tested isolate grows in the presence and absence of colistin (third column)Back to article page