Affiliation: | (1) Department of Microbiology and Immunology, Bowman Gray School of Medicine, 300 S. Hawthorne Road, 27103 Winston-Salem, NC, USA;(2) Department of Microbiology-Immunology, Lineberger Cancer Research Center, University of North Carolina at Chapel Hill, CB 7295, 27599-7295 Chapel Hill, NC, USA;(3) Puget Sound Blood Center, 921 Terry Avenue, 98104-1256 Seattle, WA, USA |