| the characterization of helicobacter pylori dna associated with ancient human remains recovered from a canadian glacier. | helicobacter pylori is a gram-negative bacterium that colonizes the stomach of nearly half of the world's population. genotypic characterization of h. pylori strains involves the analysis of virulence-associated genes, such as vaca, which has multiple alleles. previous phylogenetic analyses have revealed a connection between modern h. pylori strains and the movement of ancient human populations. in this study, h. pylori dna was amplified from the stomach tissue of the kwäday dän ts'ìnchi individ ... | 2011 | 21359221 |