1. Department of Neurobiology; Center for Glial Biology in Medicine; Atomic Force Microscopy and Nanotechnology Laboratories; Civitan International Research Center; Evelyn F. McKnight Brain Institute; University of Alabama; Birmingham AL USA
2. Department of Biotechnology; University of Rijeka; Rijeka Croatia
3. Department of Bioengineering; Department of Ophthalmology, and Neurosciences Program; University of California; San Diego CA USA
4. Institute of Neuroscience and Medicine; Neuromodulation, Research Center Jülich; Jülich Germany
5. Division of Neuromodulation, Medical School; University of Cologne; Cologne Germany
6. Divison of Engineering; Mayo Clinic Rochester; Rochester MN USA
7. Center for Nanotechnology; NASA Ames Research Center; Moffett Field CA USA
8. Department of Neurosurgery; Mayo Clinic Rochester; Rochester MN USA