Fig. 3From: Proof-of-concept trial of the combination of lactitol with Bifidobacterium bifidum and Lactobacillus acidophilus for the eradication of intestinal OXA-48-producing EnterobacteriaceaeValidation of the qPCR Reactions. a Determination of linearity and the limit of detection for the two qPCR reactions using tenfold serial dilutions of DNA extracted from 1 ml of a 0.5 McFarland suspension of an OXA-48-producing K. pneumoniae. b The log ratio of the two qPCR reactions plotted against tenfold serial dilutions of the OXA-48-producing K. pneumoniae. c The log ratio of the two qPCR reactions plotted against tenfold serial dilutions of rectal swabs having different loads of blaOXA-48Back to article page