Figure 4.

Detection of the CagA gene of the East Asian type H. pylori. The CagA gene (222 bp clonal bands) detected in DNA extracted from tissue specimens using primer set CAGJF/CAGTR. C1 and C2: H. pylori-positive gastritis cases. C3: H. pylori-negative gastritis case. Pat.: patient sample.

Matsushita and Takeshita Diagnostic Pathology 2013 8:2   doi:10.1186/1746-1596-8-2
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