DNA MethylationGene SilencingEpigenesis, GeneticCpG Islandsras ProteinsAzacitidineGenes, Tumor SuppressorPromoter Regions, GeneticEndothelin-2Gene Expression Regulation, NeoplasticGenes, rasTumor Suppressor ProteinsCell Line, TumorSulfitesChromosomes, Human, Pair 3Loss of HeterozygosityNeoplasm ProteinsProto-Oncogene Proteins p21(ras)DNA, NeoplasmReverse Transcriptase Polymerase Chain ReactionDNA Modification MethylasesTumor Cells, CulturedDown-RegulationPolymerase Chain ReactionOncogene Protein p21(ras)Base SequenceDNA PrimersMolecular Sequence DataMutationCarcinomaColorectal NeoplasmsNeoplasmsCell ProliferationMicrosatellite RepeatsX Chromosome InactivationAdaptor Proteins, Signal TransducingAdenocarcinomaStomach NeoplasmsRNA, MessengerDisease ProgressionBreast NeoplasmsTumor Markers, BiologicalVirus Inactivationras GTPase-Activating ProteinsKineticsSignal TransductionDosage Compensation, GeneticSodium ChannelsProto-Oncogene Proteins c-rafIon Channel Gatingras Guanine Nucleotide Exchange FactorsAmino Acid SequenceEnzyme ActivationCell LineMembrane PotentialsPhosphorylationPatch-Clamp TechniquesCells, CulturedCell Transformation, NeoplasticBinding SitesProtein BindingTransfectionEnzyme InhibitorsHot TemperatureTime FactorsModels, BiologicalKv1.4 Potassium ChannelElectrophysiologyGuanosine TriphosphateProtein-Serine-Threonine KinasesCalciumProto-Oncogene ProteinsPotassium ChannelsRecombinant ProteinsGTPase-Activating ProteinsX ChromosomeGene DeletionMuscimolMutagenesis, Site-DirectedPotassium Channels, Voltage-GatedHydrogen-Ion ConcentrationEscherichia coliTemperatureDisinfectionOocytesrap GTP-Binding Proteinsras-GRF1PhenotypeProteinsBarium3T3 CellsNeurofibromin 1Guanosine DiphosphateTranscription FactorsDNA-Binding Proteinsraf KinasesMAP Kinase Signaling SystemMice, KnockoutCalcium ChannelsFarnesol