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The mechanisms by which Helicobacter pylori releases its virulence factors are poorly known. Active secretion has been proposed for some products, including a vacuolating toxin (VacA). Outer membrane(More)
Helicobacter pylori vacuolating toxin (VacA) causes vacuolation in a variety of cultured cell lines, sensitivity to VacA differing greatly, however, among the different cell types. We found that the(More)
PURPOSE Helicobacter pylori causes gastric damage and is involved in gastric carcinogenesis. Vascular endothelial growth factor (VEGF) plays a major role in gastric mucosa repair and is overexpressed(More)