Fig. 4From: Molecular detection and characterization of Shigella spp. harboring extended-spectrum β-lactamase genes in children with diarrhea in northwest IranIllustration of blaTEM PCR product on 1% agarose gel; lane 1, size marker (ladder 100 bp: SMO321, Fermantas); lane 2, negative control; lanes 3 and 5–7, positive blaTEM: 1076 bp samplesBack to article page