Eric Kool and Florent Samain, Stanford University (image) Stanford University Share Print E-Mail Caption Chemistry professor Eric Kool talks with postdoctoral researcher Florent Samain about the fluorescent sensors they have developed using a DNA backbone. Credit Linda Cicero, Stanford University News Service Usage Restrictions May not be altered or sold for profit. 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.