Abstract
1 Immunopathogenesis Section, Laboratory of Clinical Infectious Diseases, National Institute of Allergy and Infectious Diseases, US Department of Health and Human Services, Bethesda, MD 20892, USA
2 Research Technologies Section, Rocky Mountain Laboratories, National Institute of Allergy and Infectious Diseases, National Institutes of Health, US Department of Health and Human Services, Hamilton, MT 59840, USA
3 Microbiology Service, Department of Laboratory Medicine, Clinical Center, National Institutes of Health, US Department of Health and Human Services, Bethesda, MD 20892, USA