1. Department of Pediatrics, Division of Infectious Diseases, Washington University School of Medicine, St. Louis, MO, USA;
2. The Edison Family Center for Genome Sciences and Systems Biology, Washington University School of Medicine, St. Louis, MO, USA;
3. Department of Molecular Microbiology and Microbial Pathogenesis, Washington University School of Medicine in St. Louis, MO, USA;
4. Department of Pathology and Immunology, Washington University School of Medicine in St. Louis, MO, USA;
5. Department of Biomedical Engineering, Washington University in St. Louis, St. Louis, MO, USA