1. Department of Neurological Sciences Division of Epilepsy University of Nebraska Medical Center Omaha Nebraska USA
2. Departments of Neurology Laboratory Medicine, and Pathology Center for Multiple Sclerosis and Autoimmune Neurology Mayo Clinic College of Medicine Rochester Minnesota USA
3. Lankenau Institute for Medical Research Wynnewood Pennsylvania USA
4. Department of Surgery Division of Vascular Surgery University of Nebraska Medical Center Omaha Nebraska USA
5. Department of Pharmacology and Chemical Biology Emory University School of Medicine Atlanta Georgia USA