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Search: authors:"Ashraf Mobarez"

2 papers found.
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Clinical relevance of the cagA, tnpA and tnpB genes in Helicobacter pylori

Background Numerous proteins have been proposed as virulence factors for the gram negative gastric bacterium Helicobacter pylori but only for a few this has unequivocally been demonstrated. The aim of the current study was to evaluate the association of the putative virulence factors tnpA and tnpB (no cagA) with H. pylori associated gastroduodenal diseases. Methods A PCR based...

High frequency distribution of heterogeneous vancomycin resistant Enterococcous faecium (VREfm) in Iranian hospitals

Background Enterococcus faecium is a multi-resistant nosocomial pathogen causing infection in debilitated patients. Vancomycin-resistant enterococcus faecium (VREfm) are a major concern and increased dramatically worldwide especially in hospitals environment. The current study focused on determining the high prevalence and distribution patterns of antibiotic resistance and also...