前列腺癌免疫过氧化物酶染色显示前列腺特异抗原（PSA）阳性。PSA因其用于对可能患有前列腺癌的男性作血清检测而闻名。
By immunoperoxidase staining with antibody to prostate specific antigen (PSA), this adenocarcinoma of prostate shows positivity. PSA is better known as a serum test to detect males that may have prostate cancer.
