Effect of biofilm formation by clinical isolates of Helicobacter pylori on the efflux-mediated resistance to commonly used antibiotics

Figure 1 Polymerase chain reaction products of hefA (162 bp), hp1165 (117 bp) and 16S rRNA genes on 1. 5% agarose gel. A: Detection of hefA gene: 1: 100 bp size marker, 2: Control, 3: Hp932 strain, 4: Hp141 strain; B: Detection of hp1165 gene: 1: HP70 strain, 2: Control, 3: Size marker, 4: Hp932 strain, 5: Hp141 strain; C: Detection of 16S rRNA gene: 1: Hp932 strain, 2: Hp141 strain, 3: Hp70 strain, 4: Control, 5: Size marker.