2007
Ataxia-telangiectasia mutated kinase regulates ribonucleotide reductase and mitochondrial homeostasis
Eaton JS, Lin ZP, Sartorelli AC, Bonawitz ND, Shadel GS. Ataxia-telangiectasia mutated kinase regulates ribonucleotide reductase and mitochondrial homeostasis. Journal Of Clinical Investigation 2007, 117: 2723-2734. PMID: 17786248, PMCID: PMC1952633, DOI: 10.1172/jci31604.Peer-Reviewed Original ResearchMeSH KeywordsAtaxia Telangiectasia Mutated ProteinsCell CycleCell Cycle ProteinsCells, CulturedDNA, MitochondrialDNA-Binding ProteinsGene DosageGene Expression Regulation, EnzymologicHomeostasisHumansMitochondriaMutationProtein BiosynthesisProtein Serine-Threonine KinasesProtein SubunitsReactive Oxygen SpeciesRibonucleotide ReductasesTumor Suppressor ProteinsUp-RegulationConceptsRibonucleotide reductaseMitochondrial homeostasisRNA interferenceNuclear DNA damage responseAtaxia telangiectasiaATM inhibitor KU-55933Disruption of ATMNormal growth conditionsDNA damage responseMitochondrial transcription factorWild-type fibroblastsCandidate disease lociMtDNA depletion syndromeMtDNA copy numberMitochondrial DNA depletionKU-55933P53R2 subunitsDamage responseTranscription factorsRate-limiting enzymeDe novo synthesisGlobal dysregulationT fibroblastsR1 subunitMitochondrial respiration
2004
Stable Suppression of the R2 Subunit of Ribonucleotide Reductase by R2-targeted Short Interference RNA Sensitizes p53(–/–) HCT-116 Colon Cancer Cells to DNA-damaging Agents and Ribonucleotide Reductase Inhibitors*
Lin ZP, Belcourt MF, Cory JG, Sartorelli AC. Stable Suppression of the R2 Subunit of Ribonucleotide Reductase by R2-targeted Short Interference RNA Sensitizes p53(–/–) HCT-116 Colon Cancer Cells to DNA-damaging Agents and Ribonucleotide Reductase Inhibitors*. Journal Of Biological Chemistry 2004, 279: 27030-27038. PMID: 15096505, DOI: 10.1074/jbc.m402056200.Peer-Reviewed Original ResearchMeSH KeywordsAntineoplastic AgentsCell Line, TumorCell SurvivalCisplatinColonic NeoplasmsDeoxyribonucleotidesDNA DamageDown-RegulationDoxorubicinEnzyme InhibitorsEtoposideGene Expression Regulation, NeoplasticGene SilencingHumansHydroxyureaIntracellular Signaling Peptides and ProteinsProtein SubunitsProto-Oncogene ProteinsPyridinesRecombinant ProteinsRibonucleotide ReductasesRNA, Small InterferingThiosemicarbazonesTumor Suppressor Protein p53VincristineConceptsShort interference RNAR2 proteinRibonucleotide reductaseInterference RNADNA damageRNR inhibitorsHCT-116 cellsMammalian ribonucleotide reductaseDNA-damaging agent cisplatinCellular growth rateHCT-116 colon cancer cellsDNA-damaging agentsP53-dependent inductionColon cancer cellsHCT-116 human colon carcinoma cellsHuman colon carcinoma cellsDNA replicationEctopic expressionKnockdown cellsColon carcinoma cellsExpression vectorDeoxyribonucleoside diphosphatesStable expressionR2 subunitRibonucleotide reductase inhibitor