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Serum interleukin-6, interleukin-17A, and tumor necrosis factor-alpha in patients with recurrent aphthous stomatitis
Chenlu Shen1, Weijia Ye1, Lijun Gong1
1Department of Stomatology, the First Affiliated Hospital, Zhejiang University, Hangzhou, China.
Background:
Recurrent aphthous stomatitis remains the most common disease of the oral mucosa. The aim of this study was to investigate the clinical significance of serum interleukin-6, interleukin-17A, and tumor necrosis factor-alpha in recurrent aphthous stomatitis.
Methods:
Using flow cytometry analysis, we detect the level of serum interleukin-2, interleukin-6, interleukin-17A, tumor necrosis factor-alpha, and interferon-gamma in 127 patients with recurrent aphthous stomatitis and 20 healthy control cases; compare; and analyze the correlation of each index.
Results:
The levels of serum interleukin-2, interleukin-6, tumor necrosis factor-alpha, and interferon-gamma in the recurrent aphthous stomatitis group were higher than in the control group, and the differences were statistically significant (P < .05). There was no significant difference in interleukin-17A between the two groups.
Conclusion:
The levels of serum interleukin-6 and tumor necrosis factor-alpha in recurrent aphthous stomatitis patients were significantly increased. Considering that serum TNF-α was mostly within the normal range, its role in the pathology of RAS needed to be further explored.

