1. Department of Molecular Medicine, Mayo Clinic, Rochester, MN 55905, USA
2. Virology and Gene Therapy Track, Mayo Clinic Graduate School of Biomedical Sciences, Rochester, MN 55905, USA
3. Departments of Biochemistry and Molecular Biophysics, Systems Biology and Medicine, Zuckerman Mind, Brain, Behavior Institute, Columbia University, New York, NY 10032, USA
4. Department of Dermatology, Northwestern University, The Feinberg School of Medicine, Chicago, IL 60611, USA
5. Department of Immunology, Mayo Clinic, Rochester, MN 55905, USA
6. Howard Hughes Medical Institute, Columbia University, New York, NY 10032, USA
7. Department of Microbiology & Immunology, Montana State University, Bozeman, MT 59717, USA