1. Department
of Pharmaceutical Sciences, University of Tennessee Health Science Center, 881 Madison Avenue, Room 561, Memphis, Tennessee 38163, United States
2. Department
of Dermatology, University of Alabama at Birmingham, Birmingham, Alabama 35294, United States
3. Department
of Medicine, University of Tennessee Health Science Center, Memphis, Tennessee 38163, United States
4. School
of Chemistry and Biochemistry, University of Western Australia, Crawley, Western Australia 6009, Australia
5. VA Medical Center at Birmingham, Birmingham, Alabama 35294, United States