1. Drug Discovery Division, Southern Research, Birmingham, Alabama.
2. High Throughput Screening Center, Southern Research, Birmingham, Alabama.
3. Galveston National Laboratory, The University of Texas Medical Branch, Galveston, Texas.
4. Department of Microbiology and Immunology, The University of Texas Medical Branch, Galveston, Texas.
5. Department of Pathology, The University of Texas Medical Branch, Galveston, Texas.
6. Department of Rare and Emerging Viral Infections and Response (EID), Centre for Infectious Disease Research, Diagnostics and Screening (IDS), National Institute for Public Health and the Environment RIVM, Bilthoven, The Netherlands.
7. Virology Section, Southern Research, Birmingham, Alabama.