Loss of acetylation at Lys16 and trimethylation at Lys20 of histone H4 is a common hallmark of human cancer - Fraga, M F; Ballestar, E; Villar-Garea, A; Boix-Chornet, M; Espada, J; Schotta, G; Bonaldi, T; Haydon, C; Ropero, S; Petrie, K; Iyer, N G; Pérez-Rosado, A; Calvo, E; Lopez, J A; Cano, A; Calasanz, M J; Colomer, D; Piris, M A; Ahn, N; Imhof, A; Caldas, C; Jenuwein, T; Esteller, M (Nat Genet, 2005)