1. Department of Chemistry, College of Staten Island, City University of New York, New York 10314, United States
2. Ph.D. Program in Biochemistry, The Graduate Center of the City University of New York, New York 10016, United States
3. Center of Pharmaceutics, Shanghai Institute of Materia Medica, Chinese Academy of Sciences, Shanghai 201203, China
4. Department of Chemical and Biomolecular Engineering and Institute for NanoBioTechnology, The Johns Hopkins University, Baltimore, Maryland 21218, United States
5. Department of Oncology and Sidney Kimmel Comprehensive Cancer Center, Johns Hopkins University School of Medicine, Baltimore, Maryland 21205, United States