1. Department of Infectious Diseases, St. Jude Children's Research Hospital, Memphis, Tennessee.
2. Department of Microbiology, Immunology and Biochemistry, University of Tennessee Health Science Center, Memphis, Tennessee.
3. Max Planck Institute for Infection Biology, Berlin, Germany.
4. Humboldt University, Berlin, Germany.
5. The Laboratory for Molecular Infection Medicine Sweden (MIMS), Department of Molecular Biology, Umeå Centre for Microbial Research (UCMR), Umeå University, Umeå, Sweden.
6. Trudeau Institute, Saranac Lake, New York.