1Cancer Research and Molecular Biology Laboratories, Department of Biochemistry, College of Medicine, University of Ibadan, Ibadan, Oyo 200005, Nigeria
2Nano and Pico Characterization Laboratories, California NanoSystems Institute, University of California, Los Angeles, California 90095, USA
3Department of Chemistry and Biochemistry, University of California, Los Angeles, California 90095, USA
4Molecular Screening and Shared Resources Laboratories, California NanoSystems Institute, University of California, Los Angeles, California 90095, USA
5Department of Molecular and Medicinal Pharmacology, University of California, Los Angeles, California 90095, USA
6International Center for Materials Nanoarchitectonics Satellite, National Institute for Materials Science, Tsukuba 3690114, Japan