image: Scanning electron microscopy images show a polymeric scaffold used for 3D cultures. This image relates to a paper that appeared in the May 28, 2014, issue of Science Translational Medicine, published by AAAS. The paper, by Dr. P.R. Arany at Harvard School of Engineering and Applied Sciences in Cambridge, Mass., and colleagues was titled, "Photoactivation of Endogenous Latent Transforming Growth Factor–β1 Directs Dental Stem Cell Differentiation for Regeneration." view more
Credit: Arany PR <i>et al.</i>