Comparison of Genotyping Helicobacter pylori Directly from Biopsy Specimens and Genotyping from Bacterial Cultures

AUTOR(ES)
FONTE

American Society for Microbiology

RESUMO

PCR for vacA and cagA genotypes of Helicobacter pylori using DNA isolated from infected gastric biopsy specimens was approximately equal to genotyping using bacterial DNA from cultures. Inconsistent results were associated with low H. pylori density in biopsies. A higher proportion of mixed infection was found when biopsies were used.

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