(a)
(b)
(c)
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(g)

Figure 2: PCR application of the biopsy samples taken from H. pylori positive patients with nonulcer and gastric ulcer samples. The presence of AspA (a), BabA (b), VacA (c), HomB (d), CagA (e), and SabA (f) genes in nonulcer and gastric ulcer samples by using PCR. (g) The comparison of H. pylori virulence factors in normal and gastric ulcer samples.