IL6 and gastric carcinoma: A mediator between innate and adaptive immunity → this cytokine also functions as an endocrine and metabolic regulator [66]Association between serum IL-6 levels and H. pylori antibodies [58,67]No correlation between the IL-6 174 polymorphism and the risk of gastric carcinoma [43]TLRs 2 and 4 play key roles in the expression of IL-6 in H.-pylori-infected children [74,75]