Objective To investigate the expression and distribution of heat shock protein 70 (HSP70), estrogen receptor (ER) and progesterone receptor (PR) in gynecomastia and male breast cancer.

• 目的探讨热休克蛋白70(HSP70)与激素受体(ER、PR)在男性乳腺发育和男性乳癌中的表达情况及分布状态。方法应用免疫组织化学SP法对25例男性乳腺发育和1例男性乳癌进行检测。