2002
Transformed and tumor-derived human cells exhibit preferential sensitivity to the thiol antioxidants, N-acetyl cysteine and penicillamine.
Havre PA, O'Reilly S, McCormick JJ, Brash DE. Transformed and tumor-derived human cells exhibit preferential sensitivity to the thiol antioxidants, N-acetyl cysteine and penicillamine. Cancer Research 2002, 62: 1443-9. PMID: 11888918.Peer-Reviewed Original Research
1999
Induction of cyclin-dependent kinase inhibitors and G1 prolongation by the chemopreventive agent N-acetylcysteine
Liu M, Wikonkal N, Brash D. Induction of cyclin-dependent kinase inhibitors and G1 prolongation by the chemopreventive agent N-acetylcysteine. Carcinogenesis 1999, 20: 1869-1872. PMID: 10469636, DOI: 10.1093/carcin/20.9.1869.Peer-Reviewed Original ResearchMeSH KeywordsAcetylcysteineAnimalsAnticarcinogenic AgentsAntioxidantsCell CycleCell LineChromansCyclin-Dependent Kinase Inhibitor p16Cyclin-Dependent Kinase Inhibitor p21CyclinsFibroblastsFree Radical ScavengersG1 PhaseGene Expression RegulationGene Expression Regulation, NeoplasticGenes, p16GlutathioneHumansKeratinocytesMiceModels, BiologicalNeoplasm ProteinsPapillomaSkin NeoplasmsTumor Cells, CulturedTumor Suppressor Protein p53ConceptsCyclin-dependent kinase inhibitorNovel molecular basisCell cycle transitionKinase inhibitorsDNA replicationDNA repairCellular differentiationMolecular basisG1 prolongationGene expressionAntioxidant N-acetylcysteineN-acetylcysteineIntracellular glutathione levelsArrestAgent N-acetylcysteineInductionInhibitorsGlutathione levelsCyclinChemopreventive agentsChemopreventive activityDifferentiationUsual mechanismP53Replication
1998
Antioxidant action via p53-mediated apoptosis.
Liu M, Pelling JC, Ju J, Chu E, Brash DE. Antioxidant action via p53-mediated apoptosis. Cancer Research 1998, 58: 1723-9. PMID: 9563490.Peer-Reviewed Original ResearchMeSH KeywordsAcetylcysteineAnimalsAntioxidantsApoptosisBlotting, NorthernBlotting, WesternButhionine SulfoximineCells, CulturedDimercaprolDose-Response Relationship, DrugGene Expression Regulation, NeoplasticGlutathioneMiceOxidation-ReductionPyrrolidonecarboxylic AcidSulfhydryl CompoundsThiazolesThiazolidinesTumor Cells, CulturedTumor Suppressor Protein p53Vitamin EConceptsP53 inductionCellular redox potentialP53-dependent apoptosisNormal cellsP53-mediated apoptosisTumor suppressor geneP53 mRNA translationCellular thiol levelsMRNA translationRedox sensorProtein stabilitySuppressor geneP53 tumor suppressor geneNontoxic antioxidantsApoptosisCell linesSulfur-containing antioxidantsBiological effectsPrimary culturesElevated p53 expressionCellsInductionN-acetylcysteineGlutathione levelsRedox potential