1. Department of Biochemistry and Molecular Biology; University of Oklahoma Health Sciences Center; Oklahoma City OK 73104 USA
2. Department of Pharmacology; Yale University School of Medicine; New Haven CT 06520 USA
3. Yale Cancer Biology Institute; West Haven CT 06516 USA
4. Stephenson Cancer Center; University of Oklahoma Health Sciences Center; Oklahoma City OK 73104 USA
5. Harold Hamm Diabetes Center; University of Oklahoma Health Sciences Center; Oklahoma City OK 73104 USA