1. Department of Ecology and Evolutionary Biology, Princeton University, Princeton, NJ 08544, USA.
2. Laboratory of Parasitic Diseases, National Institute for Allergy and Infectious Diseases, National Institutes of Health, Bethesda, MD 20892, USA.
3. Department of Microbiology, Immunology, and Molecular Genetics, University of Texas Health Sciences Center at San Antonio, San Antonio, TX 78229, USA.
4. Kimmel Center for Biology and Medicine at the Skirball Institute, New York University Grossman School of Medicine, New York, NY 10016, USA.
5. Janelia Research Campus, Howard Hughes Medical Institute, Ashburn, VA 20147, USA.
6. Department of Microbiology and Immunology, School of Medicine, Stanford University, Stanford, CA 94305, USA.
7. Department of Microbiology, New York University Grossman School of Medicine, New York, NY 10016, USA.
8. Division of Gastroenterology and Hepatology, Department of Medicine, University of Pennsylvania Perelman School of Medicine, Philadelphia, PA 19104, USA.
9. Department of Systems Pharmacology and Translational Therapeutics, University of Pennsylvania Perelman School of Medicine, Philadelphia, PA 19104, USA.
10. Department of Pathology and Laboratory Medicine, University of Pennsylvania Perelman School of Medicine, Philadelphia, PA 19104, USA.
11. Santa Fe Institute, Santa Fe, NM 87501, USA.