1. Department of Biomedical Engineering; University of Michigan; Ann Arbor Michigan
2. Department of Biomedical Engineering; Northwestern University; Evanston Illinois
3. Institute for Memory Impairments and Neurological Disorders (iMIND), University of California; Irvine California
4. Sue and Bill Gross Stem Cell Research Center, University of California; Irvine California
5. Department of Anatomy and Neurobiology; University of California; Irvine California
6. Department of Physical Medicine and Rehabilitation; University of California; Irvine California
7. Department of Chemical Engineering; University of Michigan; Ann Arbor Michigan