Helicobacter pylori in North and South America before Columbus

Yamaoka, Yoshio; Orito, Etsuro; Mizokami, Masashi; Gutiérrez, Óscar; Saitou, Naruya; Kodama, Tadashi; S. Osato, Michael; G. Kim, Jong; C. Ramirez, Francisco; Mahachai, Varocha; Y. Graham, David

doi:10.1016/s0014-5793(02)02617-0

Public

Helicobacter pylori in North and South America before Columbus

Published in FEBS Letters • Mar 29, 2002

Authors:

Yoshio Yamaoka

Etsuro Orito

Masashi Mizokami

Abstract

We present a molecular epidemiologic study, based on an analysis of vacA, cagA and cag right end junction genotypes from 1042 Helicobacter pylori isolates, suggesting that H. pylori was present in the New World before Columbus. Eight Native Colombian and Alaskan strains possessed novel vacA and/or c...

Subject

CagA

Helicobacter pylori

Genotype

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