Application of butyric acid in preparation of medicine for treating oral ulcer

The invention discloses application of butyric acid in preparation of a medicine for treating oral ulcer, and belongs to the field of biological medicine. According to the butyric acid, by increasing expression of tight junction protein in oral mucosa tissue, inflammatory response is relieved, healing of oral ulcer is promoted, and the treatment effect is achieved. The butyric acid is used for treating the oral ulcer, evaluating the curative effect of the butyric acid and exploring the corresponding internal mechanism, the result shows that the butyric acid has an obvious effect of treating the oral ulcer caused by chemotherapy, and a scientific basis is provided for clinical application of the butyric acid. 本发明公开了丁酸在制备治疗口腔溃疡药物中的应用，属于生物医药领域。所述丁酸通过增加口腔粘膜组织中紧密连接蛋白的表达、减轻炎症反应及促进口腔溃疡的愈合，发挥治疗效果。本发明利用丁酸治疗口腔溃疡，评价丁酸的疗效及探究相应的内在机制，结果显示，丁酸具有明显治疗化疗所致的口腔溃疡的效果，为丁酸在临床上的应用提供了科学依据。