[1] Department of Biomedical Engineering, Rensselaer Polytechnic Institute, Troy,NY, United States
[2] Center for Biotechnology and Interdisciplinary Studies, Rensselaer Polytechnic Institute, Troy,NY, United States
[3] Department of Biological Sciences, Rensselaer Polytechnic Institute, Troy,NY, United States
[4] The Miami Project to Cure Paralysis, University of Miami Miller School of Medicine, Miami,FL, United States
[5] Chicago,IL, United States
[6] Department of Physical Therapy and Human Movement Sciences and Department of Physiology, Northwestern University, Chicago,IL, United States
[7] Affiliated Cancer Hospital, Guangzhou Medical University, Guangzhou, China
[8] VA Hospital, Hines,IL, United States