我们通过本研究分析良性前列腺增生症（ＢＰＨ）患者前列腺组织中α１肾上腺素能受体（α１ＡＲ）的变化特点及其与临床症状、前列腺大小等关系，为应用α１ＡＲ阻滞剂治疗ＢＰＨ提供了实验依据，现将结果报道如下。一、材料和方法１．实验标本　ＢＰＨ前列腺组织标本取 Through the present study, we analyzed the changes of α1-adrenoceptor (α1AR) in benign prostatic hyperplasia (BPH) patients and its relationship with clinical symptoms and the size of prostate. In order to apply α1AR blockers BPH provided experimental evidence, the results are reported below. First, materials and methods 1. Experimental specimens BPH prostate tissue specimens taken