Methods The number of CAG repeats in exon 1 of the AR gene was measured in 37 PC tissues by PCR-SSCP analysis, and its association with stages and grades of PC determined.

• 方法运用聚合酶链反应-单链构象多态性分析法（PCR-SSCP），对37例PC标本的AR基因CAG微卫星数量进行测定，并进行不同病变期别、分化级别间的比较及统计学分析。