The relationship between recurrent aphthae and immunologic reaction on Helicob acter pylori infection / 实用口腔医学杂志

ABSTRACT

ObjetiveTo investigate the relationship between recurre nt aphthae and immunologic reaction on Helicobacter pylori (H. pylori) i nfection. Methods: The dental plaque was collected and the blood serum were extracted from 107 patients with recurrent aphthae and 99 he althy individuals. H. pylori infection was detected by urease test, and the antibody to H. pylori was detected by ELISA assay. Results: In the dental plaque the detectable rate of H. pylori was 53.3% in t he patients and 32.3% in the controls (P0.05). The quantitative analysis showed that the level of anti-H . pylori antibody (?g/ml) in the controls,the patients with light recurrent a phthae and those with severe was 17.69?4.41,29.30?8.24 and 41.75? 9.73 res pectively (P