To examine the change of HSP70 with techniques of Immunohistochemistry in order to study the heat shock response on the cochlea of guinea pig with gentamicin ototoxicity. 3.

• 2.；以免疫组化的方法检测热休克蛋白70（HSP70）的变化，探讨热休克反应在庆大霉素耳中毒中的意义。