1. Bioinformatics Graduate Program, University of Arkansas at Little Rock/University of Arkansas for Medical Sciences, Little Rock, Arkansas.
2. Department of Biological Sciences, Research Division of Immunology, Cedars-Sinai Medical Center, Los Angeles, California.
3. Stephan Angelov Institute of Microbiology, Bulgarian Academy of Sciences, Sofia, Bulgaria.
4. Winthrop P. Rockefeller Cancer Institute, University of Arkansas for Medical Sciences, Little Rock, Arkansas.