O(6)-Methylguanine-DNA MethyltransferaseGuanineMethyltransferasesDNA Modification MethylasesDNA MethylationCarmustineDacarbazineDNA (Cytosine-5-)-MethyltransferaseAntineoplastic Agents, AlkylatingDNA Mismatch RepairDNA RepairDNA Repair EnzymesMethylnitronitrosoguanidineAlkylating AgentsEpigenesis, GeneticBase Pair MismatchPromoter Regions, GeneticMutS Homolog 2 ProteinMethylationGlioblastomaGliomaDNA-Cytosine MethylasesBrain NeoplasmsMutS DNA Mismatch-Binding ProteinSite-Specific DNA-Methyltransferase (Adenine-Specific)Polymerase Chain ReactionAzacitidineTumor Cells, CulturedCpG IslandsAlkylationDNAHistone-Lysine N-MethyltransferaseMolecular Sequence DataNucleic Acid HeteroduplexesHistonesBase SequenceProtein MethyltransferasesCytosineMutationDNA-Binding ProteinstRNA MethyltransferasesGene SilencingS-AdenosylmethionineEpigenomicsAdaptor Proteins, Signal TransducingDimethylnitrosamineColorectal Neoplasms, Hereditary NonpolyposisDNA DamageMethylnitrosoureaNuclear ProteinsEscherichia coliMicrosatellite RepeatsProtein-Arginine N-MethyltransferasesMicrosatellite InstabilityAdenosine TriphosphatasesAmino Acid Sequence5-MethylcytosineImmunohistochemistrySubstrate SpecificityProtein D-Aspartate-L-Isoaspartate MethyltransferaseNeoplasm ProteinsDNA GlycosylasesCell Line, TumorEscherichia coli ProteinsDNA, NeoplasmS-AdenosylhomocysteineGene Expression Regulation, NeoplasticN-Glycosyl HydrolasesCell LineNitrosaminesColorectal NeoplasmsChromatinDNA AdductsAcetylationDNA ReplicationCarrier ProteinsPhenotypeAdenineKineticsProtein BindingTranscription, GeneticCytidineHydroxamic AcidsGenomic ImprintingGuanosineFrameshift MutationThymineHistone Deacetylase InhibitorsMutagenesisRNA, MessengerDNA PrimersSaccharomyces cerevisiaeChromatin ImmunoprecipitationPolycomb Repressive Complex 2Genomic InstabilityCarcinogensBacterial ProteinsNitrosourea CompoundsHistone DeacetylasesTumor Suppressor Proteins