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Article
Characterization of clarithromycin heteroresistance among Helicobacter pylori strains isolated from the antrum and corpus of the stomach
Mixed infections and heteroresistance of Helicobacter pylori contribute to decreased efficacy of treatments. This study aimed to investigate frequency of clarithromycin heteroresistance and its link with mixed in...
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Article
Clinical relevance of cagL gene and virulence genotypes with disease outcomes in a Helicobacter pylori infected population from Iran
Helicobacter pylori infection is common in Iran as in other develo** countries. Certain genotypes of H. pylori have been associated with increased occurrence of chronic gastritis, peptic ulcers...
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Article
Differentiation of non-pylori Helicobacter species based on PCR–restriction fragment length polymorphism of the 23S rRNA gene
Phenotypic identification of non-pylori Helicobacter species has always been problematic and time-consuming in comparison with many other bacteria. We developed a rapid two-step identification ass...