http://articles.mercola.com/sites/articles/archive/2000/05/14/urine-test-prostate-cancer.aspxA newly developed urine test may help to screen for prostate cancer. The test uses a new technology called polymerase chain reactions (PCR) to check urine samples for hypermethylation at a gene known as glutathione-S-transferase, since it has been foundenCommunityServer 2008.5 SP1 (Build: 31106.3070)