Background and aims Helicobacter pylori colonises the stomach in half of all humans, and is
the principal cause of gastric cancer, the second leading cause of cancer death worldwide …

Helicobacter pylori is the principal cause of gastric cancer, the second leading cause of
cancer mortality worldwide. However, H. pylori prevalence generally does not predict cancer …

Certain populations with high incidences of Helicobacter pylori infection, such as those in
East Asian countries, have high incidences of gastric cancer, while other highly infected …

Abstract Background. The relationship between Helicobacter pylori infection and gastric
carcinoma remains controversial, especially in the African setting where infection is …

Background Helicobacter pylori is presumed to be co-evolved with its human host and is a
highly diverse gastric pathogen at genetic levels. Ancient origins of H. pylori in the New …

Background: cagA‐positive and vacA s1 and m1 genotypes of Helicobacter pylori are
associated with an elevated risk of gastric cancer (GC). We determined these genotypes …

OBJECTIVES: The aim of this study was to compare the distribution of virulence-associated
genotypes of Helicobacter pylori in two Colombian populations with contrasting gastric …

Helicobacter pylori is known as an important determinant of preneoplastic lesions or gastric
cancer (GC) risk. The bacterial genotypes may determine the clinical outcomes. However …

Helicobacter pylori (HP) genetics may determine its clinical outcomes. Despite high
prevalence of HP infection in Latin America (LA), there have been no phylogenetic studies in …

Helicobacter pylori infection is linked to various gastroduodenal diseases; however, only
approximately 20% of infected individuals develop severe diseases. Despite the high …