Table 1.

Children and adults H. pylori-related immunopathological features.

Feature	Children versus adults	References
Colonization level	=	[50]
Virulence factors (CagA/VacA)	=	[50]
Bacteria genotype	=	[50]
Polymorphonuclear and mononuclear cell infiltration	↓	[50]
Th2 response	↑	[52]
Th1 response	↓	[53]
T reg response	↑	[59, 60]
Th17 response	↓	[50]
Duodenal ulceration	↓	[56]
Gastritis score	↓	[56]