AIM: To establish stock of clinical Helicobacter pylori (H. pylori) isolates, to perform cagA and
vacA typing of these isolates, to evaluate the relationship between genotypes of cagA and …

The purpose of this study was to verify whether the presence of any of the Helicobacter
pylori cag PAI genes or segments–cagA, cagA promoter, cagE, cagM, tnpB, tnpA, cagT and …

Helicobacter pylori is a Gram-negative oncobacterium that affects more than 50% of the
world population. The differing clinical outcomes resulting from H. pylori infection are the …

[Helicobacter pylori: cagA analysis and vacA genotyping in Chile. Detection of a s2/m1 strain].
- Abstract - Europe PMC Sign in | Create an account https://orcid.org Europe PMC Menu About …

The present report describes a novel method for genotyping the virulence-associated vacA
intermediate (i) region of Helicobacter pylori in archive material. vacA i-region genotypes as …

Abstract e clinical outcome of Helicobacter pylori infection has been particularly associated
with virulence genotypes. ese genotypes are useful as molecular markers in the …

In addition to the already known cagA gene, novel genetic markers have been associated
with Helicobacter pylori (H. pylori) virulence: the dupA and vacAi genes. These genes might …

Background Helicobacter pylori is associated with chronic gastritis, peptic ulcers, and gastric
cancer. The aim of this study was to assess the topographical distribution of H. pylori in the …

Background and study aims Helicobacter pylori infection is common in Egypt. It has been
associated with gastritis, ulcers and it is a risk factor for gastric cancer. We aimed to study the …

Objective This study aimed to identify Helicobacter pylori virulence factors and examine their
associations with clinical outcomes in Thai patients. Moreover, the association between …