1. Division of Dermatology, University of California at Los Angeles (UCLA) School of Medicine, Los Angeles, CA 90095, USA.
2. Department of Microbiology, Colorado State University, Fort Collins, CO 80523, USA.
3. Department of Rheumatology and Immunology, Brigham and Women's Hospital, Boston, MA 02115, USA.
4. Department of Microbiology and Immunology and the Molecular Biology Institute, UCLA School of Medicine, Los Angeles, CA 90095, USA.
5. Howard Hughes Medical Institute, Albert Einstein College of Medicine, Bronx, NY 10461, USA.
6. Division of Dermatology and Department of Microbiology and Immunology, UCLA School of Medicine, Los Angeles, CA 90095, USA.