Figure 2From: PCR-based genotyping of Helicobacter pylori of Gambian children and adults directly from biopsy specimens and bacterial culturesPCR inferred results of cag emptysite. 1.5% gel electrophoresis of H. pylori genotypes showing PCR results of cag emptysite. Lane M is a 100 bp ladder (Biolabs, UK), lanes 1, 2 and 4 showed PCR products of 535 bp indicating the presence of cag emptysite, lanes 3 and 5 were cag emptysite negative.Back to article page