The Probes (image) Nanyang Technological University Share Print E-Mail Caption The probes, when added to a urine sample with biomarkers that indicate the onset of acute kidney failure, light up when exposed to UV light. They do so 36 hours faster than other real-time molecular imaging methods. Credit NTU Singapore Usage Restrictions Use with mandatory credit Share Print E-Mail 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.