1. Vaccine Research Center, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, MD 20892, USA.
2. Vaccine and Infectious Disease Division, Fred Hutchinson Cancer Center, Seattle, WA 98109, USA.
3. IAVI Neutralizing Antibody Center, The Scripps Research Institute, La Jolla, CA 92037, USA.
4. Center for HIV/AIDS Vaccine Development, The Scripps Research Institute, La Jolla, CA 92037, USA.
5. Department of Immunology and Microbial Science, The Scripps Research Institute, La Jolla, CA 92037, USA.
6. IAVI, New York, NY 10004, USA.
7. Center for Human Systems Immunology, Departments of Surgery, Immunology, Molecular Genetics and Microbiology, Duke University, Durham, NC 27701, USA.
8. Duke University Medical Center, Durham, NC 27701, USA.
9. Department of Microbiology, Tumor and Cell Biology, Karolinska Institutet, SE-171 77 Stockholm, Sweden.
10. The Foundation for the National Institutes of Health, North Bethesda, MD 20852, USA.
11. Department of Medicine, University of Washington, Seattle, WA 98195, USA.
12. Department of Radiology, University of Washington, Seattle, WA 98195, USA.
13. Department of Radiology, School of Medicine and Health Sciences, The George Washington University, Washington, DC 20037, USA.
14. Department of Microbiology, Immunology and Tropical Medicine, School of Medicine and Health Sciences, The George Washington University, Washington, DC 20037, USA.
15. Center for Infectious Disease and Vaccine Research, La Jolla Institute for Immunology, La Jolla, CA 92037, USA.
16. Department of Medicine, Division of Infectious Diseases and Global Public Health, University of California, San Diego, La Jolla, CA 92037, USA.
17. Department of Medicine, School of Medicine and Health Sciences, The George Washington University, Washington, DC 20052, USA.
18. The Ragon Institute of Massachusetts General Hospital, Massachusetts Institute of Technology and Harvard University, Cambridge, MA 02139, USA.