1Laboratories for Reproductive Biology Departments of Pediatrics (J.-A.T., K.G.H., C.W.G., D.-Y.Z., M.S., E.M.W., F.S.F.), School of Medicine The University of North Carolina Chapel Hill, North Carolina 27599
2Surgery (Y.S., J.L.M.), School of Medicine The University of North Carolina Chapel Hill, North Carolina 27599
3Department of Urology and Medicine (P.G., R.dW.) University of California Davis Medical Center Sacramento, California 95817
4Department of Pathology (T.G.P.) School of Medicine Case Western Reserve University Cleveland, Ohio 44160
5Department of Medicine (S.E.H.) The University of Texas Health Science Center San Antonio, Texas 78284-77561
6Biochemistry and Biophysics (E.M.W.), School of Medicine The University of North Carolina Chapel Hill, North Carolina 27599
7The Lineberger Comprehensive Cancer Center (E.M.W., F.S.F., J.L.M.) School of Medicine The University of North Carolina Chapel Hill, North Carolina 27599
8Pathology (J.L.M.), School of Medicine The University of North Carolina Chapel Hill, North Carolina 27599