The influence of the factor of pathogenicity of Helicobacter pylori dupa on the nature of the morphological picture of gastric mucosa in diseases of the upper gastrointestinal tract in children

Helicobacter pylori (H. pylori) is a key factor in the etiology of various gastrointestinal diseases. The interaction analysis of a pathogenicity factor of H. pylori dupA and morphological changes in the gastric mucosa (GM) in children with chronic inflammatory diseases of the upper gastrointestinal tract (GIT). The results show the influence of this factor on the pathogenicity on the severity of clinical disease. I n this study the dependence of the formation of gastritis high degree of activity, and the incidence of sclerotic and dystrophic changes in the coolant depending on the carrier dupA gene have been identified. However, the presence of dupA gene was associated with a low chance of developing atrophy.