TY - JOUR T1 - Comparison of IgG and IgA Antibodies Titrations against Helicobacter Pylori in Urban and Rural Populations in Mazandaran Province TT - مقایسه تیتراسیون آنتی بادی‌های IgG و IgA ضد هلیکوباکتر پیلوری در جمعیت شهری و روستایی استان مازندران JF - JABS JO - JABS VL - 4 IS - 1 UR - http://jabs.fums.ac.ir/article-1-581-en.html Y1 - 2014 SP - 50 EP - 57 KW - IgA KW - IgG KW - Helicobacter pylori KW - Rural and Urban Populations N2 - Background & objective: The infection caused by Helicobacter pylori (H. pylori) is one of the most common bacterial gastrointestinal diseases throughout the world. Based on the role of H. pylori in a variety of diseases such as gastrointestinal and lymphoma, present study is aimed to consider the concentration of IgA and IgG against H. pylori in both rural and urban populations and then its relationship with some demographic characteristics. Materials & Methods: In this descriptive study, 400 sera samples were collected from both genders at the Sari treatment- health center. After blood collection, the concentration of IgG and IgA against H. pylori was measured by ELISA kit. Results: There was no significant difference in antibodies titration between men and women. Approximately 18.5% of males and 16.5% of females were positive regarding to IgA and 70.2% of men and 66.7% of women were positive regarding to IgG. The mean of antibodies in rural populations (0.87±0.35) was significantly (p M3 ER -