Nanoagents in Different Colors (IMAGE) Nanyang Technological University Caption Nanoagents can be customized to be in different colors to facilitate tracking of more than one type of biomarker in the body. Credit NTU Singapore Usage Restrictions For this story only 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.