Helicobacter pylori outer membrane protein and virulence marker differences in expatriate patients
We studied the prevalence of Helicobacter pylori virulence markers, eg cytotoxin associated
gene (cagA), cagA promoter, vacuolating associated cytotoxin A (vacA) alleles induced by …
gene (cagA), cagA promoter, vacuolating associated cytotoxin A (vacA) alleles induced by …