Methods Expression of MDR1 and GFAP in brain tissues was examined by using PAG immunolabeling technique for electron microscopy.

• 方法临床难治性癫痫患者手术切除的病理组织标本,固定、冷冻超薄切片,以免疫胶体金(PAG)标记技术标记检测MDR1和GFAP蛋白,在电镜下观察其表达。