Zebrafish (IMAGE) Vienna University of Technology Caption Light-sheet images of DEEP-Clear processed zebrafish showing proliferative cells (pink) and the nervous system (green). Credit TU Wien / Max Perutz Labs 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.