1. Department of Pediatrics and Communicable Diseases, University of Michigan Medical School, Ann Arbor, MI, USA
2. Graduate Program in Immunology, University of Michigan Medical School, Ann Arbor, MI, USA
3. Department of Surgery, University of Michigan Medical School, Ann Arbor, MI, USA
4. Undergraduate Research Opportunity Program, University of Michigan, Ann Arbor, MI, USA
5. Department of Surgery, Ann Arbor Veteran's Administration Hospital, Ann Arbor, MI, USA
6. Graduate Program in Cellular and Molecular Biology, University of Michigan Medical School, Ann Arbor, MI, USA