1. Department of Medicine, University of Pennsylvania, Philadelphia, PA 19104, USA.
2. Department of Microbiology, University of Pennsylvania, Philadelphia, PA 19104, USA.
3. University of Massachusetts Medical School, Worcester, MA 01655, USA.
4. WuXi AppTec Inc., Philadelphia, PA 19112, USA.
5. Gene Therapy Program, University of Pennsylvania, Philadelphia, PA 19104, USA.
6. Department of Pathology and Laboratory Medicine, Tulane University School of Medicine, New Orleans, LA 70112, USA.
7. Nuffield Department of Clinical Medicine, University of Oxford, Oxford OX3 7FZ, UK.
8. Centre for Clinical Research in Infection and Sexual Health, Institute for Global Health, University College London, London WC1E 6JB, UK.
9. Vaccine and Immunotherapy Center, Wistar Institute, Philadelphia, PA 19104, USA.
10. Laboratory of Molecular Immunology, Rockefeller University, New York, NY 10065, USA.
11. Century Therapeutics, Philadelphia, PA 19104, USA.
12. Sanofi, Bridgewater, NJ 08807, USA.
13. Department of Medicine, University of Alabama at Birmingham, Birmingham, AL 35294, USA.
14. Department of Medicine, Johns Hopkins University, Baltimore, MD 21205, USA.
15. Howard Hughes Medical Institute, Johns Hopkins University, Baltimore, MD 21205, USA.
16. Institute of Evolutionary Biology, University of Edinburgh, Edinburgh EH9 3FL, UK.
17. Centre for Immunity, Infection and Evolution, University of Edinburgh, Edinburgh EH9 3FL, UK.
18. Howard Hughes Medical Institute, Rockefeller University, New York, NY 10065, USA.