Karsten Rippe1, Argyris Papantonis2. 1. Division of Chromatin Networks, German Cancer Research Center (DKFZ) and Bioquant, Heidelberg, Germany. karsten.rippe@dkfz.de. 2. Translational Epigenetics Group, Institute of Pathology, University Medical Center Göttingen, Göttingen, Germany. argyris.papantonis@med.uni-goettingen.de.