Institution: | 1.Laboratory for Biosensors and Biomaterials, Code 6910, Center for Bio/Molecular Science and Engineering, Naval Research Laboratory, Washington, District of Columbia 20375, USA;2.Department of Molecular and Microbiology, George Mason University, Manassas, Virginia 20110, USA;3.Laboratory of Infectious Diseases, Department of Health and Human Services, National Institute of Allergies and Infectious Diseases, National Institutes of Health, Bethesda, Maryland 20892, USA |