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PSA是由前列腺和尿道旁腺上皮细胞产生的一种丝氨酸蛋白 ,作为已知的唯一前列腺癌标记物 ,已成为目前最常用的一线前列腺癌普查手段。本文就目前PSA系统在该领域中的使用以及新的进展作一综述。
PSA is a serine protein produced by prostate and paraurethral glandular epithelial cells. As the only known marker of prostate cancer, PSA has become the most commonly used first-line prostate cancer screening. This article reviews the current use of PSA systems in this area and new developments.