Polycystic disease caused by deficiency in xylosyltransferase 2, an initiating enzyme of glycosaminoglycan biosynthesis - Condac, E; Silasi-Mansat, R; Kosanke, S; Schoeb, T; Towner, R; Lupu, F; Cummings, R D; Hinsdale, M E (Proc Natl Acad Sci USA, 2007)