Objective To explore the relationship between the CAG mirosatellite in androgen receptor(AR)gene and the stage and grade of prostate cancer(PC).

• 目的研究雄激素受体（AR）基因三核苷酸CAG微卫星多态性与前列腺癌（PC）分期和分级的关系，探讨其与肿瘤生物学特性的相关性。