1. Department of Chemistry and Biochemistry, University of California, Los Angeles, California 90095, United States
2. Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, California 90048, United States
3. Division of Lab Animal Medicine, David Geffen School of Medicine, University of California, Los Angeles, California 90095, United States
4. Samuel Oschin Comprehensive Cancer Institute, Cedars-Sinai Medical Center, Los Angeles, California 90048, United States
5. Biomedical Imaging Research Institute, Cedars-Sinai Medical Center, Los Angeles, California 90048, United States
6. California NanoSystems Institute (CNSI), University of California, Los Angeles, California 90095, United States