Figure 4From: Association between cagA and vacA genotypes and pathogenesis in a Helicobacter pylori infected population from South-eastern SwedenSummary of the vacA gene mosaic combinations based on amplicon sequencing in 145 biopsies. Genotypes in the remaining 14 biopsies could not be established. N = number of strains; s1/s2, signal-sequence type; i1/i2 = intermediate region type; d1/d2 = deletion type; m1/m2 = mid-region type.Back to article page