2001
Induced senescence in HeLa cervical carcinoma cells containing elevated telomerase activity and extended telomeres.
Goodwin E, DiMaio D. Induced senescence in HeLa cervical carcinoma cells containing elevated telomerase activity and extended telomeres. Molecular Cancer Research 2001, 12: 525-34. PMID: 11714633.Peer-Reviewed Original ResearchConceptsTumor suppressor pathwayHeLa cervical carcinoma cellsExtended telomeresReplicative senescenceHTERT geneSuppressor pathwayTelomerase activityGrowth arrestCervical carcinoma cellsRepression of telomeraseElevated telomerase activitySomatic human cellsNormal somatic human cellsShort telomeresGrowth-arrested stateSenescence-associated beta-galactosidase expressionHPV E6/E7 expressionGrowth-arrested cellsHeLa cell clonesProfound growth arrestRole of telomeraseE6/E7 genesBeta-galactosidase expressionErosion of telomeresCarcinoma cells
2000
Repression of human papillomavirus oncogenes in HeLa cervical carcinoma cells causes the orderly reactivation of dormant tumor suppressor pathways
Goodwin E, DiMaio D. Repression of human papillomavirus oncogenes in HeLa cervical carcinoma cells causes the orderly reactivation of dormant tumor suppressor pathways. Proceedings Of The National Academy Of Sciences Of The United States Of America 2000, 97: 12513-12518. PMID: 11070078, PMCID: PMC18795, DOI: 10.1073/pnas.97.23.12513.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBovine papillomavirus 1Carrier ProteinsCattleCell Cycle ProteinsCyclin-Dependent Kinase Inhibitor p21CyclinsDNADNA-Binding ProteinsE2F Transcription FactorsFemaleGene Expression Regulation, ViralGenes, Tumor SuppressorHeLa CellsHumansNuclear ProteinsOncogene Proteins, ViralOncogenesPapillomaviridaePapillomavirus E7 ProteinsPhosphoproteinsProteinsProto-Oncogene ProteinsProto-Oncogene Proteins c-mdm2Repressor ProteinsRetinoblastoma ProteinRetinoblastoma-Binding Protein 1Retinoblastoma-Like Protein p107Retinoblastoma-Like Protein p130Signal TransductionTranscription Factor DP1Transcription FactorsTumor Suppressor Protein p53Uterine Cervical NeoplasmsViral ProteinsConceptsTumor suppressor pathwayE6/E7 repressionPosttranscriptional inductionSuppressor pathwayBovine papillomavirus E2 proteinE7 repressionCyclin-dependent kinase activityHeLa cellsE2F-regulated genesE2F-responsive genesRb tumor suppressor pathwayPapillomavirus E2 proteinCell cycle machineryE2 proteinHPV16 E6/E7 genesHeLa cervical carcinoma cellsP53-responsive genesTumor suppressor functionHPV E6Growth inhibitory signalsE6/E7 genesRapid repressionCellular DNA synthesisCycle machineryHuman papillomavirus oncogenesE2F-Rb Complexes Assemble and Inhibit cdc25A Transcription in Cervical Carcinoma Cells following Repression of Human Papillomavirus Oncogene Expression
Wu L, Goodwin E, Naeger L, Vigo E, Galaktionov K, Helin K, DiMaio D. E2F-Rb Complexes Assemble and Inhibit cdc25A Transcription in Cervical Carcinoma Cells following Repression of Human Papillomavirus Oncogene Expression. Molecular And Cellular Biology 2000, 20: 7059-7067. PMID: 10982822, PMCID: PMC86242, DOI: 10.1128/mcb.20.19.7059-7067.2000.Peer-Reviewed Original ResearchMeSH KeywordsBinding SitesBovine papillomavirus 1Carcinoma, Squamous CellCarrier ProteinsCdc25 PhosphatasesCell CycleCell Cycle ProteinsCell Transformation, NeoplasticCell Transformation, ViralConsensus SequenceCysteine EndopeptidasesDNA-Binding ProteinsDNA, NeoplasmE2F Transcription FactorsE2F4 Transcription FactorFemaleGene Expression Regulation, NeoplasticGene Expression Regulation, ViralGenes, RetinoblastomaHumansMacromolecular SubstancesMultienzyme ComplexesNeoplasm ProteinsPapillomaviridaePapillomavirus InfectionsPhosphoproteinsPromoter Regions, GeneticProteasome Endopeptidase ComplexProtein BindingProteinsRecombinant Fusion ProteinsRetinoblastoma ProteinRetinoblastoma-Binding Protein 1Retinoblastoma-Like Protein p130Transcription Factor DP1Transcription FactorsTransfectionTumor Cells, CulturedTumor Virus InfectionsUterine Cervical NeoplasmsViral ProteinsConceptsCdc25A promoterE6/E7 repressionCervical carcinoma cellsE2F siteBovine papillomavirus E2 proteinE2 proteinE7 repressionWild-type E2 proteinE2F-responsive promotersRb tumor suppressor pathwayPapillomavirus E2 proteinCarcinoma cellsE2F-Rb complexesCell cycle genesHuman papillomavirus oncogene expressionHuman papillomavirus (HPV) E6/E7 oncogenesTumor suppressor pathwayMechanism of repressionHPV E6/E7 expressionCell cycle progressionCdc25A transcriptionDramatic growth arrestE2F complexesConsensus E2FProtein complexes