1. Department of Molecular and Human Genetics (O.D., N.Y., M.W., P.D.), Baylor College of Medicine,University of Texas MD Anderson Cancer Center, Houston, Texas 77030
2. Departments of Molecular Genetics (D.O.), University of Texas MD Anderson Cancer Center, Houston, Texas 77030
3. Department of Pathology (N.K., P.D.), Columbia University, New York, New York 10032
4. Experimental Radiation Oncology (G.S.), University of Texas MD Anderson Cancer Center, Houston, Texas 77030