1. Department of Virology, Parker Hughes Cancer Center, Parker Hughes Institute St. Paul, Minn., USA
2. Department of Pharmaceutical Sciences, Parker Hughes Cancer Center, Parker Hughes Institute St. Paul, Minn., USA
3. Department of Bioinformatics, Parker Hughes Cancer Center, Parker Hughes Institute St. Paul, Minn., USA
4. Departments of Chemistry, Drug Discovery Program, Parker Hughes Cancer Center, Parker Hughes Institute St. Paul, Minn., USA