作者单位:Division of Gene RegulationNetherlands Cancer InstituteAmsterdam,The Netherlands[1]Division of Tumor Biology & ImmunologyNetherlands Cancer InstituteAmsterdam,The Netherlands[2]Biomolecular Mass Spectrometry and ProteomicsUtrecht University and Netherlands Proteomics[3]Experimental Animal PathologyNetherlands Cancer InstituteAmsterdam,The Netherlands[4]