Helicobacter pylori evolution and phenotypic diversification in a changing host.

Abstract excerpt

Helicobacter pylori colonizes the stomachs of more than 50% of the world's population, making it one of the most successful of all human pathogens. One striking characteristic of H. pylori biology is its remarkable allelic diversity and genetic variability. Not only does almost every infected person harbour their own individual H. pylori strain, but strains can undergo genetic alteration in vivo, driven by an...

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