Prostate cancer (CaP) remains the most common cancer in men with an estimated 230 110 new cases in 2004 in the United States. CaP represents approximately 30% of all newly diagnosed cancers. The ...

Prostate-specific antigen (PSA) is a protein that is secreted by the cells of the prostate gland and is found in semen, the medium that carries sperm. PSA is the substance that liquefies semen, ...