Embryoid Bodies With Microspheres (IMAGE) Georgia Institute of Technology Research News Caption Fluorescence microscopy image overlaid with phase image to display incorporation of microspheres (red stain) in embryoid bodies (gray circles). New research shows that delivering molecules via biodegradable microspheres enhances the efficiency and purity of stem cell differentiation. Credit Image courtesy of Todd McDevitt 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.