1. Dorrance H. Hamilton Laboratories, Division of Infectious Diseases, Department of Medicine, Thomas Jefferson University, 1020 Locust Street, Suite 329, Philadelphia, Pennsylvania 19107
2. Department of Microbiology and Immunology, Institute for Molecular Medicine and Infectious Disease, Drexel University College of Medicine, Philadelphia, Pennsylvania 19102
3. Immunohistochemistry and Electron Microscopy Laboratories, Neural Engineering Program, Huntington Medical Research Institutes, Pasadena, California
4. Tibotec Inc., 1020 Stony Hill Road, Suite 300, Yardley, Pennsylvania 19067