1 Division of AIDS, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Rockville, MD, USA.
2 Ragon Institute of MGH, MIT, and Harvard, Cambridge, MA, USA.
3 Center for Infectious Diseases and Vaccine Research, La Jolla Institute for Immunology, La Jolla, CA, USA.
4 Department of Pathology and Immunology, Washington University School of Medicine, St Louis, MO, USA.
5 Center for Vaccines and Immunity to Microbial Pathogens, Washington University School of Medicine, St Louis, MO, USA.
6 The Andrew M. and Jane M. Bursky Center for Human Immunology & Immunotherapy Programs, Washington University School of Medicine, St Louis, MO, USA.
7 Division of Microbiology and Infectious Diseases, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Rockville, MD, USA.
8 Division of Pulmonary, Allergy, Critical Care, and Sleep Medicine, Department of Medicine, Emory University, Atlanta, GA, USA.
9 Lowance Center for Human Immunology, Emory University, Atlanta, Georgia, USA.
10 Department of Microbiology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA.
11 Division of Allergy, Immunology, and Transplantation, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Rockville, MD, USA.
12 Vaccine and Infectious Disease Division, Fred Hutchinson Cancer Center, Seattle, WA, USA.
13 Institute for Immunity, Transplantation and Infection, Stanford University School of Medicine, Stanford, CA, USA.
14 Department of Pathology, Stanford University School of Medicine, Stanford, CA, USA.
15 Department of Microbiology & Immunology, Stanford University School of Medicine, Stanford, CA, USA.
16 Division of AIDS, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Rockville, MD, USA. pdsouza@niaid.nih.gov.