1 Associate Editor - Molecular Therapy; School of Pharmacy, Newcastle University, Newcastle upon Tyne NE1 7RU, UK; Translational and Clinical Research Institute, Newcastle University, Framlington Place, Newcastle upon Tyne NE2 4HH, UK; Colorado Center for Nanomedicine and Nanosafety, University of Colorado Anschutz Medical Campus, Aurora, CO 80045, USA. Electronic address: seyed.moghimi@ncl.ac.uk.
2 Colorado Center for Nanomedicine and Nanosafety, University of Colorado Anschutz Medical Campus, Aurora, CO 80045, USA; Translational Bio-Nanosciences Laboratory, Department of Pharmaceutical Sciences, The Skaggs School of Pharmacy and Pharmaceutical Sciences, University of Colorado Anschutz Medical Campus, Aurora, CO 80045, USA.