1. California NanoSystems Institute Crump Institute for Molecular Imaging Department of Molecular and Medical Pharmacology University of California Los Angeles (UCLA) 570 Westwood Plaza Los Angeles CA 90095 USA
2. Beijing National Laboratory for Molecular Sciences MOE Key Laboratory of Bioorganic Chemistry and Molecular Engineering College of Chemistry and Molecular Engineering Peking University 202 Chengfu Road, Haidian District Beijing 100871 China
3. Department of Molecular and Medical Pharmacology David Geffen School of Medicine UCLA 650 Charles E Young Dr. Los Angeles CA 90095 USA
4. Departments of Oncology and Pediatrics Georgetown University 3970 Reservoir Rd NW Washington DC 20057 USA
5. Department of Surgery UCLA 200 Medical Plaza Los Angeles CA 90024 USA
6. California NanoSystems Institute Departments of Chemistry and Biochemistry Bioengineering, and Materials Science and Engineering UCLA 570 Westwood Plaza Los Angeles CA 90095 USA
7. Department of Pediatrics Ronald Reagan UCLA Medical Center UCLA Mattel Children's Hospital 10833 Le Conte Ave Los Angeles CA 90095 USA