Eric Darling, Brown University (IMAGE) Brown University Caption If mechanical properties of stem cells -- viscosity, stiffness, size -- predict what they will become, the next step is to develop a high-throughput testing and sorting device. Credit Brown University Usage Restrictions Credit as above. 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.