12 Claes Claes L L Del-Favero Del-Favero J J Ceulemans Ceulemans B B Lagae Lagae L L Van Van Broeckhoven C Broeckhoven C De De Jonghe P. Jonghe P. De novo mutations in the sodium-channel gene SCN1A cause severe myoclonic epilepsy of infancy De novo mutations in the sodium-channel gene SCN1A cause severe myoclonic epilepsy of infancy Am J Hum Genet Am J Hum Genet 2001 2001 68 68 1327 1327 1332 1332 11359211 11359211. The gene discussed is SCN1A; the disease is myoclonic epilepsy.