Device Detects Prostate Cancer in Urine (IMAGE) Brigham Young University Caption A device made at BYU screens for kidney disease, prostate cancer on the spot. The tiny tube is lined with DNA sequences that latch onto disease markers in urine. While healthy samples flow freely, a diseased sample gets clogged and stops short of the mark. Credit Mark A. Philbrick, BYU Usage Restrictions For use with news coverage of the research License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.