1. Department of Coatings and Polymeric Materials, North Dakota State University, Fargo, North Dakota 58108, United States
2. Cancer Research Unit, VA Medical Center, Kansas City, Missouri 64128, United States
3. Department of Pathology and Laboratory Medicine, University of Kansas Medical Center, Kansas City, Kansas 66160, United States
4. Department of Biological Sciences, North Dakota State University, Fargo, North Dakota 58108, United States
5. Department of Statistics, North Dakota State University, Fargo, North Dakota 58108, United States
6. Department of Pharmaceutical Sciences, North Dakota State University, Fargo, North Dakota 58108, United States