1. From the Curriculum in Genetics and Molecular Biology (D.C.C., Z.Y., V.L.B.), Department of Biology (V.L.B.), Lineberger Comprehensive Cancer Center (J.E.B., V.L.B.), McAllister Heart Institute (V.L.B.), and Department of Cell Biology and Physiology (H.E.B., J.E.B.), The University of North Carolina at Chapel Hill.