1. New SMS mutation leads to a striking reduction in spermine synthase protein function and a severe form of Snyder–Robinson X-linked recessive mental retardation syndrome. Issue 8 (11th June 2008) Authors: de Alencastro, G; McCloskey, D E; Kliemann, S E; Maranduba, C M C; Pegg, A E; Wang, X; Bertola, D R; Schwartz, C E; Passos-Bueno, M R; Sertié, A L Journal: Journal of medical genetics Issue: Volume 45:Issue 8(2008) Page Start: 539 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗