Methods The immunoreacti- vity of BDI-1-RT with human bladder cancer tissue in different grades and stages was detected by immunohistochemical analysis.

• 方法 用免疫组化SP法检测抗人膀胱癌单克隆抗体 (BDI 1)与蓖麻毒素 (RT)偶联制备的免疫毒素 (BDI 1 RT)与 38例不同分级分期膀胱移行细胞癌组织标本的结合活性。