1. Department of Pharmacology, Physiology and Neuroscience, School of Medicine, University of South Carolina, Columbia, South Carolina.
2. Mass Spectrometry Center, Department of Chemistry and Biochemistry, University of South Carolina, Columbia, South Carolina.
3. Department of Chemistry and Biochemistry, University of Windsor, Windsor, Canada.
4. Oxford Centre for Diabetes, Endocrinology and Metabolism, University of Oxford, Oxford, United Kingdom.
5. Viral Vector Core, Department of Pharmacology, Physiology and Neuroscience, School of Medicine, University of South Carolina, Columbia, South Carolina.
6. Department of Pharmaceutical and Biomedical Sciences, Medical University of South Carolina, Charleston, South Carolina.