1. Department of Molecular and Medical Pharmacology, David Geffen School of Medicine at University of California, Los Angeles, Los Angeles, California.
2. AIDS Institute, University of California, Los Angeles, Los Angeles, California.
3. Molecular Biology Institute, University of California, Los Angeles, Los Angeles, California.
4. Department of Microbiology, Immunology, and Medical Genetics, David Geffen School of Medicine at University of California, Los Angeles, Los Angeles, California.
5. Los Angeles Biomedical Research Institute at Harbor-UCLA Medical Center, Los Angeles, California.
6. Division of Infectious Diseases, Department of Medicine, David Geffen School of Medicine at University of California, Los Angeles, Los Angeles, California.
7. AIDS Healthcare Foundation, Los Angeles, California.