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New blood test for prostate cancer could help monitor patients without invasive procedure NewsColony A new blood test for prostate cancer promises to help monitor patients without an invasive procedure, rapidly revealing whether a sufferer needs urgent treatment.  The most common cancer among men in the UK, with 50,000 cases a year, is currently diagnosed and monitored through physical inspections. But a study, published in the Journal of Clinical Investigation from scientists at University College London (UCL), now claims it can diagnose metastatic prostate cancer – the most dangerous stage of the disease – through a blood test. The test could detect prostate cancer in its most dangerous stage. It was developed by scientists at University College London (UCL) (stock picture) The team took blood samples from 25 cancer patients and four healthy volunteers in order to compare a chemical reaction known as DNA methylation – a chemical change in DNA molecules that affe...