Hot papers - Biochemistry - Inactivation of the CDKN2/p16/MTS1 gene is frequently associated with aberrant DNA methylation in all common human cancers by J.G. Herman, A. Merlo, L. Mao, R.G. Lapidus, J.J. Issa, N.E. Davidson, D. Sidransky, S.B. Baylin - Comments