Figure 1From: Prevalence of A2143G mutation of H. pylori-23S rRNA in Chinese subjects with and without clarithromycin use historySchematic diagram for detection of nucleotide alterations of 23S rRNA by PCR-RFLP assays. The 23S rRNA sequence of H. pylori 26695 was illustrated as the wild-type sequence [GenBank No.: U27270].Back to article page