Point mutation in essential genes with loss or mutation of the second allele: relevance to the retention of tumor-specific antigens.
Beck-Engeser GB, Monach PA, Mumberg D, Yang F, Wanderling S, Schreiber K, Espinosa R, Le Beau MM, Meredith SC, Schreiber H. Point mutation in essential genes with loss or mutation of the second allele: relevance to the retention of tumor-specific antigens. J Exp Med. 2001 Aug 06; 194(3):285-300.