1. Department of Anesthesiology, University of Florida, Gainesville, Florida, USA
2. Engineering Research Center, University of Florida, Gainsville, Florida, USA
3. ICBR Protein Core Laboratory, University of Florida, Gainesville, Florida, USA
4. Spectroscopy Services, Department of Chemistry, University of Florida, Gainesville, Florida, USA
5. Department of Chemistry, University of Florida, Gainesville, Florida, USA
6. Departments of Anesthesiology, Pharmacology, and Experimental Therapeutics, University of Florida, Gainesville, Florida, USA