1. Division of Pharmaceutics,
College of Pharmacy, The Ohio State University, Columbus, Ohio 43210, United States
2. NSF Nanoscale Science and Engineering
Center (NSEC) for Affordable Nanoengineering of Polymeric Biomedical
Devices (CANPBD), The Ohio State University, Columbus, Ohio 43210, United States
3. Division of Medicinal Chemistry & Pharmacognosy, College of Pharmacy, The Ohio State University, Columbus, Ohio 43210, United States
4. College of Pharmacy, Nankai University, Tianjin, China, 300071
5. Department
of Chemical
and Biomolecular Engineering, The Ohio State University, Columbus, Ohio 43210, United States