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
1998
Transactivation-Competent Bovine Papillomavirus E2 Protein Is Specifically Required for Efficient Repression of Human Papillomavirus Oncogene Expression and for Acute Growth Inhibition of Cervical Carcinoma Cell Lines
Goodwin E, Naeger L, Breiding D, Androphy E, DiMaio D. Transactivation-Competent Bovine Papillomavirus E2 Protein Is Specifically Required for Efficient Repression of Human Papillomavirus Oncogene Expression and for Acute Growth Inhibition of Cervical Carcinoma Cell Lines. Journal Of Virology 1998, 72: 3925-3934. PMID: 9557678, PMCID: PMC109618, DOI: 10.1128/jvi.72.5.3925-3934.1998.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBinding SitesBovine papillomavirus 1CattleCell DivisionCell NucleusCOS CellsDNADNA-Binding ProteinsFemaleGene Expression Regulation, ViralHeLa CellsHumansMutagenesisOncogene Proteins, ViralOncogenesPapillomaviridaeRepressor ProteinsRNA, MessengerRNA, ViralTrans-ActivatorsTranscriptional ActivationTumor Cells, CulturedUterine Cervical NeoplasmsViral ProteinsConceptsPapillomavirus E2 proteinGrowth arrestHT-3 cellsEfficient repressionTransactivation domainE2 proteinHeLa cellsG1/S-phase growth arrestE2 mutantsBovine papillomavirus type 1 E2 proteinBovine papillomavirus E2 proteinHerpes simplex virus VP16Reporter plasmidAcute growth inhibitionE2 transactivation domainGrowth inhibitionCervical carcinoma cell linesBPV1 E2 proteinCarcinoma cell linesHuman papillomavirus oncogene expressionViral DNA replicationPhase growth arrestSequence-specific transactivatorCell linesWild-type p53 gene