2005
Rb/E2F: A two-edged sword in the melanocytic system
Halaban R. Rb/E2F: A two-edged sword in the melanocytic system. Cancer And Metastasis Reviews 2005, 24: 339-356. PMID: 15986142, DOI: 10.1007/s10555-005-1582-z.Peer-Reviewed Original ResearchConceptsE2F transcriptional activityTranscriptional activityActivated cell surface receptorsRb/E2F pathwayRb-E2F interactionCyclin-dependent kinase activityCell cycle genesE2F complex formationMelanoma cellsCdk inhibitors p16INK4ACell cycle progressionDependent kinase activityExpression of E2FCell surface receptorsGene repressionCycle genesE2F pathwayCDK activityApoptosis genesKinase activityB-RafCycle progressionRb interactionPhosphorylated RbTumor suppressor
2003
The tyrphostin AG1024 accelerates the degradation of phosphorylated forms of retinoblastoma protein (pRb) and restores pRb tumor suppressive function in melanoma cells.
von Willebrand M, Zacksenhaus E, Cheng E, Glazer P, Halaban R. The tyrphostin AG1024 accelerates the degradation of phosphorylated forms of retinoblastoma protein (pRb) and restores pRb tumor suppressive function in melanoma cells. Cancer Research 2003, 63: 1420-9. PMID: 12649208.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell Cycle ProteinsCell DivisionCyclin-Dependent KinasesDNA-Binding ProteinsE2F Transcription FactorsE2F1 Transcription FactorE2F3 Transcription FactorHumansMAP Kinase Signaling SystemMelanocytesMelanomaMiceMitogen-Activated Protein Kinase 1PhosphorylationRetinoblastoma ProteinTranscription FactorsTyrphostinsUbiquitinConceptsTumor suppressive functionPhosphorylated formCell surface receptor kinaseMitogen-activated protein kinase/extracellular signal-regulated kinase pathwayProtein kinase/extracellular signal-regulated kinase pathwayExtracellular signal-regulated kinase (ERK) pathwaySignal-regulated kinase pathwayMelanoma cellsPhosphorylation/inactivationCyclin-dependent kinase 2Insulin-like growth factor 1 receptorActivation of pRbReceptor kinase activitySpecific chemical inhibitorsGrowth factor 1 receptorFactor 1 receptorPocket proteinsRetinoblastoma familyMelanoma cell proliferationReceptor kinaseProtein degradationKinase pathwayRetinoblastoma proteinKinase activityMelanoma cell growth
2000
Deregulated E2f Transcriptional Activity in Autonomously Growing Melanoma Cells
Halaban R, Cheng E, Smicun Y, Germino J. Deregulated E2f Transcriptional Activity in Autonomously Growing Melanoma Cells. Journal Of Experimental Medicine 2000, 191: 1005-1016. PMID: 10727462, PMCID: PMC2193116, DOI: 10.1084/jem.191.6.1005.Peer-Reviewed Original ResearchMeSH KeywordsCarrier ProteinsCell Cycle ProteinsCell DivisionCells, CulturedCellular SenescenceCulture Media, ConditionedCyclin-Dependent KinasesCyclinsDNA-Binding ProteinsDown-RegulationDrosophila ProteinsE2F Transcription FactorsE2F1 Transcription FactorE2F2 Transcription FactorE2F3 Transcription FactorE2F4 Transcription FactorE2F5 Transcription FactorE2F6 Transcription FactorEnzyme InhibitorsFlavonoidsHumansMelanocytesMelanomaPhosphorylationPiperidinesProtein BindingRetinoblastoma-Binding Protein 1Trans-ActivatorsTranscription Factor DP1Transcription FactorsTumor Cells, CulturedConceptsExternal growth factorsE2F DNAPocket proteinsCyclin-dependent kinase 4Normal melanocytesTranscriptional activityRetinoblastoma tumor suppressor proteinMelanoma cellsMalignant human melanocytesE2F transcription factorsE2F family membersE2F transcriptional activityTumor suppressor proteinGel shift analysisCell cycle progressionForm of pRBGrowth factorContinuous high expressionE2F activityOnly family memberTranscription factorsProtein DNASuppressor proteinFamily membersMolecular basis
1999
Melanoma Cell Autonomous Growth: The Rb/E2F Pathway
Halaban R. Melanoma Cell Autonomous Growth: The Rb/E2F Pathway. Cancer And Metastasis Reviews 1999, 18: 333-343. PMID: 10721488, DOI: 10.1023/a:1006396104073.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCarrier ProteinsCell CycleCell Cycle ProteinsCell DivisionCyclin-Dependent KinasesDNA-Binding ProteinsE2F Transcription FactorsHumansMelanocytesMelanomaPhosphorylationRetinoblastoma ProteinRetinoblastoma-Binding Protein 1Signal TransductionTranscription Factor DP1Transcription FactorsConceptsPocket proteinsExternal growth factorsNormal melanocytesE2F activityTarget genesRb/E2F pathwayE2F transcription factorsCell surface receptor stimulationMelanoma cellsCell-autonomous growthTumor suppressor proteinClass of enzymesCyclin-dependent kinasesInactivation of pRbConstitutive high expressionGrowth factorCell cycle progressionSurface receptor stimulationMetastatic melanoma cellsRetinoblastoma familySuppressive complexE2F pathwayPositive regulatorTranscription factorsMouse melanocytes
1998
Release of cell cycle constraints in mouse melanocytes by overexpressed mutant E2F1E132, but not by deletion of p16INK4A or p21WAF1/CIP1
Halaban R, Cheng E, Zhang Y, Mandigo C, Miglarese M. Release of cell cycle constraints in mouse melanocytes by overexpressed mutant E2F1E132, but not by deletion of p16INK4A or p21WAF1/CIP1. Oncogene 1998, 16: 2489-2501. PMID: 9627115, DOI: 10.1038/sj.onc.1201773.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCarrier ProteinsCell CycleCell Cycle ProteinsCell SurvivalCyclin-Dependent Kinase Inhibitor p16Cyclin-Dependent Kinase Inhibitor p21CyclinsDNA-Binding ProteinsE2F Transcription FactorsE2F1 Transcription FactorGene Expression RegulationHumansMelanocytesMiceMice, NudeMutagenesisProtein BiosynthesisRecombinant Fusion ProteinsRetinoblastoma ProteinRetinoblastoma-Binding Protein 1Tetradecanoylphorbol AcetateTranscription Factor DP1Transcription FactorsConceptsP21WAF1/CIP1Cell cycle progressionMouse melanocytesTarget genesCycle progressionRetinoblastoma tumor suppressor proteinE2F-mediated transactivationCell cycle constraintsTumor suppressor proteinRole of E2F1Deletion of p16INK4AFree E2FExpression of RbGene disruptionSuppressor proteinEctopic expressionHallmark of melanomaTetradecanoyl phorbol 13Loss of p16INK4aConstitutive expressionMelanoma cell linesCell deathNormal melanocytesIndependent growthMelanocyte growth
1996
Growth factors and melanomas.
Halaban R. Growth factors and melanomas. Seminars In Oncology 1996, 23: 673-81. PMID: 8970586.Peer-Reviewed Original ResearchMeSH KeywordsCarrier ProteinsCell Cycle ProteinsCell Transformation, NeoplasticCyclin-Dependent Kinase Inhibitor p16Cyclin-Dependent KinasesEndothelinsFibroblast Growth Factor 2Gene Expression Regulation, NeoplasticGrowth SubstancesHumansMelanocytesMelanomaReceptors, Growth FactorSignal TransductionConceptsCyclin-dependent kinasesFibroblast growth factorNormal human melanocytesMast/stem cell growth factorCell cycleCDK inhibitor p16INK4Human melanocytesMelanoma cellsGrowth factorHepatocyte growth factor/scatter factorStem cell growth factorGrowth factor/scatter factorSynergistic growth factorsNeuropeptide endothelin-1Cell cycle progressionPhosphorylation of retinoblastomaGrowth constraintsWild-type p53Unregulated expressionTranscriptional activityNegative regulatorCycle progressionResult of inactivationBasic fibroblast growth factorInhibitory complex