Laser-Sculpting Paths for Cells (IMAGE) Ecole Polytechnique Fédérale de Lausanne Caption A diagram showing how the architecture of a capillary bed can be reproduced in a 3-D cell culture hydrogel using short-pulse lasers. Credit Matthias Lütolf/EPFL Usage Restrictions For media, educational and non-commercial purposes only. Please mention credit. 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.