Chemical Structure (IMAGE) American Friends of Tel Aviv University Caption Chemical structure of the "glow stick" probe. Credit Prof. Doron Shabat/American Friends of Tel Aviv University (AFTAU) 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.