1. Department of Surgery, University of Chicago, Chicago, Illinois
2. Department of Ecology & Evolution, University of Chicago, Chicago, Illinois
3. Argonne National Laboratory, Chicago, Illinois
4. Department of Microbiology, University of Minnesota, Minneapolis, Minnesota
5. Biotech Institute, University of Minnesota, St. Paul, Minnesota
6. Department of Medicine, University of Chicago, Chicago, Illinois
7. Department of Surgery, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania
8. C.S. Mott Children’s Hospital, Department of Surgery, University of Michigan, Ann Arbor, Michigan