Université de Fribourg

Evaluation of the Rapid Polymyxin NP test and its industrial version for the detection of polymyxin-resistant Enterobacteriaceae

Jayol, Aurélie ; Kieffer, Nicolas ; Poirel, Laurent ; Guérind, François ; Güneser, Deniz ; Cattoir, Vincent ; Nordmann, Patrice

In: Diagnostic Microbiology and Infectious Disease, 2018, vol. 92, no. 2, p. 90–94

The commercial Rapid Polymyxin NP test was evaluated to detect colistin-resistant Enterobacteriaceae. A total of 223 enterobacterial isolates corresponding to 136 resistant (including 38 MCR-like producers), 19 heteroresistant, and 78 colistin- susceptible isolates were tested. The test was performed according to the manufacturer's instruction, and the color of the wells was read after 2 and 3...