Objective To study the expression and the significance of surfactant protein-A(SP-A) in the eustachian paratubal glands in mice with acute otitis media(AOM).

• 目的研究急性中耳炎期间咽鼓管管旁腺体中表面活性蛋白-A(SP-A)的表达,探讨咽鼓管管旁腺体在防止中耳感染中的作用。