Cells Spreading in a Microstructure (IMAGE) Vienna University of Technology Caption Cells spreading in a 3D scaffold -- from left to right: week 1, week 3 week 5. Top: 3D setup, bottom: one layer only. Credit TU Wien 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.