[Genotypying of clinical isolates of Helicobacter pylori by cagA, vacA and babA2 virulence associated genes. First detection of a babA2 positive strain in Chilean patients].

Abstract excerpt

BACKGROUND: Helicobacter pylori-associated gastroduodenal diseases depends on host characteristics, environmental conditions and bacterial virulence factors, such as cagA, vacA y babA2 gene products. Moreover, peptic ulcer disease has been related with cagA+, vacAs1m1 strains, while metaplasia an...

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