Article
Differences in genotypes of Helicobacter pylori from different human populations.
Journal of bacteriology - 1 Jun 2000
Kersulyte D, Mukhopadhyay A K, Velapatiño B, Su W, Pan Z, Garcia C, Hernandez V, Valdez Y, Mistry R S, Gilman R H, Yuan Y, Gao H, Alarcón T, López-Brea M, Balakrish Nair G, Chowdhury A, Datta S, Shirai M, Nakazawa T, Ally R, Segal I, Wong B C, Lam S K, Olfat F O, Borén T, Engstrand L, Torres O, Schneider R, Thomas J E, Czinn S, Berg D E
Abstract excerpt
DNA motifs at several informative loci in more than 500 strains of Helicobacter pylori from five continents were studied by PCR and sequencing to gain insights into the evolution of this gastric pathogen. Five types of deletion, insertion, and substitution motifs were found at the right end of the H. pylori cag pathogenicity island. Of the three most common motifs, type I predominated in Spaniards, native...
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