1. Department of Anatomy and Cell Biology, Carver College of Medicine, The University of Iowa, Iowa City, Iowa.
2. Department of Internal Medicine, Carver College of Medicine, The University of Iowa, Iowa City, Iowa.
3. Medical Scientist Training Program, Carver College of Medicine, The University of Iowa, Iowa City, Iowa.
4. Free Radical and Radiation Biology Program, Department of Radiation Oncology, Carver College of Medicine, The University of Iowa, Iowa City, Iowa.
5. Center for Gene Therapy, Carver College of Medicine, The University of Iowa, Iowa City, Iowa.