Helicobacter pylori diversification during chronic infection within a single host generates sub-populations with distinct phenotypes.

Abstract excerpt

Helicobacter pylori chronically infects the stomach of approximately half of the world's population. Manifestation of clinical diseases associated with H. pylori infection, including cancer, is driven by strain properties and host responses; and as chronic infection persists, both are subject to change. Previous studies have documented frequent and extensive within-host bacterial genetic variation. To define how...

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