1. Program in Barrier Immunity and Repair and
2. Laboratory of Molecular Microbiology, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, MD;
3. AIDS and Cancer Virus Program, SAIC-Frederick Inc, Frederick National Laboratory for Cancer Research, Frederick, MD;
4. Pathology and Histotechnology Laboratory, SAIC-Frederick Inc, Frederick National Laboratory for Cancer Research, Frederick, MD;
5. Division of Infectious Diseases, University of Colorado Denver, Aurora, CO; and
6. Division of Microbiology and Immunology, Yerkes National Primate Research Center, Emory University, Atlanta, GA