1. Laboratory of Biochemistry, Biomedical Sciences, Mercer University School of Medicine, Savannah, Georgia, USA
2. Anderson Cancer Institute, Memorial University Medical Center, Savannah, Georgia, USA
3. Laboratory of Pathology, Memorial University Medical Center, Savannah, Georgia, USA
4. Department of Cell Biology and Anatomy, Augusta State University, Augusta, Georgia, USA
5. Department of Chemistry, University of Alberta, Edmonton, Alberta, Canada