Polycomb and DNA methyltransferase complexes participate in global and focal epigenetic alterations in cancer cellsSaeki, NorihisaSasaki, HirokiAuthor information1Division of Genetics, National Cancer Center Research Institute, Tokyo, Japan2Division of Genetics, National Cancer Center Research Institute, Tokyo, Japan. E-mail: [email protected]Epigenomics 4(2):p 133-134, April 2012.Copyright © 2012Future Medicine, Ltd.