Affiliation: | aDepartment of Chemistry, Carnegie Mellon University, Pittsburgh, PA 15213, USA;bDepartment of Chemical Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA;cBone Tissue Engineering Center, Carnegie Mellon University, Pittsburgh, PA 15219, USA;dSection on Tissue Biophysics and Biomimetics, Laboratory of Integrative and Medical Biophysics, NICHD, National Institutes of Health, Bethesda, MD 20892, USA |