A new test for prostate cancer that measures levels of prostate specific antigen (PSA) as well as six specific antibodies found in the blood of men with the disease was more sensitive and more specific than the conventional PSA test, according to a study by researchers at UCLA’s Jonsson Comprehensive Cancer Center. The test, called the A+PSA assay, also reduced the rate of false-positives, tests that indicate the presence of cancer when no disease is actually present.
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