POSS peptide (IMAGE) DOE/Pacific Northwest National Laboratory Caption POSS-peptoid nanocrystals form a highly efficient light-harvesting system that absorbs exciting light and emits a fluorescent signal. This system can be used for live cell imaging. Credit (Illustration by Chun-Long Chen and Yang Song | Pacific Northwest National Laboratory) Usage Restrictions None 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.