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目的 探讨 β-受体激动剂对咽鼓管表面活性物质分泌的影响 ,为气压损伤性中耳炎、分泌性中耳炎的防治提供理论依据 .方法 应用高效液相色谱法 (HPL C)和分光光度测定法 ,定量分析和比较了β-受体激动剂注射前后豚鼠咽鼓管表面活性物质中磷脂各组成分和蛋白含量的变化 .结果
Objective To investigate the effect of β-agonist on the secretion of surfactant in the eustachian tube and provide a theoretical basis for the prevention and treatment of ototoxic otitis media and otitis media with effusion.METHODS High performance liquid chromatography (HPLC) and spectrophotometry , Quantitative analysis and comparison of changes in composition and protein content of phospholipids in the eustachian tube surface of the guinea pig before and after β-agonist injection.Results