Affiliation: | aCenter for Fluorescence Spectroscopy, University of Maryland School of Medicine, Department of Biochemistry and Molecular Biology, 725 West Lombard Street, Baltimore, MD 21201, USA;bDivision of Molecular Pathology, Department of Pathology, University of Maryland School of Medicine, 10 South Pine Street, Baltimore, MD 21201, USA;cDepartment of Microbiology-Immunology, University of Maryland School of Medicine, 10 South Pine Street, Baltimore, MD 21201, USA;dInstitute of Human Virology, University of Maryland School of Medicine, 10 South Pine Street, Baltimore, MD 21201, USA |