Elvis J. Valderrama

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The cag pathogenicity island (cag-PAI) is one of the major virulence factors of Helicobacter pylori, showing considerable geographic variation. We investigated the prevalence of cagA, cagE, and cagT(More)
CagA and OipA are involved, among other virulence factors, in the ability of Helicobacter pylori to colonize the gastric mucosa and to modulate the host environment during the establishment of(More)
Helicobacter pylori is a major cause of chronic gastritis (CG) and a firmly established carcinogen for gastric adenocarcinoma. However, the underlying pathogenic mechanisms are not fully understood.(More)
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