1. *Institute of Biomedical Engineering, University of Toronto, Toronto, ON, Canada
2. †Koch Institute for Integrative Cancer Research, Massachusetts Institute of Technology, Cambridge, MA
3. ‡Department of Biological Engineering, Massachusetts Institute of Technology, Cambridge, MA
4. §Consortium for HIV/AIDS Vaccine Development, The Scripps Research Institute, La Jolla, CA
5. ¶Ragon Institute of Massachusetts General Hospital, Massachusetts Institute of Technology and Harvard University, Cambridge, MA
6. ‖Howard Hughes Medical Institute, Cambridge, MA
7. #Department of Materials Science and Engineering, Massachusetts Institute of Technology, Cambridge, MA