1. Molecular Biology Institute Graduate Program, University of California, Los Angeles, Los Angeles, United States
2. Department of Microbiology, Immunology and Molecular Genetics, University of California, Los Angeles, Los Angeles, United States
3. Department of Neurobiology, David Geffen School of Medicine, University of California, Los Angeles, Los Angeles, United States
4. Eli and Edythe Broad Center of Regenerative Medicine and Stem Cell Research, David Geffen School of Medicine, University of California, Los Angeles, Los Angeles, United States