1. Center for NanoBiotechnology Research, Alabama State University, Montgomery, AL, USA
2. Wallace H. Coulter Department of Biomedical Engineering, Georgia Institute of Technology and Emory University, Atlanta, GA, USA
3. Aston Pharmacy School, School of Life and Health Sciences, Aston University, Birmingham, UK
4. Strathclyde Institute of Pharmacy and Biomedical Sciences, University of Strathclyde, Glasgow, UK