Programming DNA (IMAGE) University of Delaware Caption Wilfred Chen (left) and Rebecca P. Chen are developing new biomolecular tools to address key global health problems. Credit University of Delaware/ Evan Krape Usage Restrictions Must credit University of Delaware/ Evan Krape 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.