1. Center for Sickle Cell Disease, Howard University
2. Department of Medicine, Howard University
3. Yakut Science Center for Complex Medical Problems, Yakutsk
4. Department of Pathology, University of Texas Medical Branch at Galveston
5. Department of Microbiology and Immunology, University of Texas Medical Branch at Galveston
6. Galveston National Laboratory, University of Texas Medical Branch at Galveston
7. Lombardi Comprehensive Cancer Center, Georgetown University, Washington, D. C
8. Division of Molecular and Radiation Biophysics, Petersburg Nuclear Physics Institute, St. Petersburg, Russia
9. Department of Microbiology, Howard University
10. College of Pharmacy, Howard University