Mesenchymal Stem Cells (IMAGE) University of California - Berkeley Caption Mesenchymal stem cells can be grown on silicone membranes with micropatterned grooves. These grooves can align the cells with the direction of stretch in a specialized "stretch chamber." Credit Image courtesy of Kyle Kurpinski, UC Berkeley 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.