2015
Downregulation of the Ubiquitin Ligase RNF125 Underlies Resistance of Melanoma Cells to BRAF Inhibitors via JAK1 Deregulation
Kim H, Frederick DT, Levesque MP, Cooper ZA, Feng Y, Krepler C, Brill L, Samuels Y, Hayward NK, Perlina A, Piris A, Zhang T, Halaban R, Herlyn MM, Brown KM, Wargo JA, Dummer R, Flaherty KT, Ronai Z. Downregulation of the Ubiquitin Ligase RNF125 Underlies Resistance of Melanoma Cells to BRAF Inhibitors via JAK1 Deregulation. Cell Reports 2015, 11: 1458-1473. PMID: 26027934, PMCID: PMC4681438, DOI: 10.1016/j.celrep.2015.04.049.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell Line, TumorChromatography, LiquidDown-RegulationDrug Resistance, NeoplasmEnzyme InhibitorsFemaleHeterograftsHumansImmunoblottingImmunohistochemistryImmunoprecipitationJanus Kinase 1Mass SpectrometryMelanomaMiceMice, NudeProto-Oncogene Proteins B-rafRNA, Small InterferingTransfectionUbiquitin-Protein LigasesConceptsBRAF inhibitorsRTK expressionReceptor tyrosine kinasesRemarkable clinical responsesBRAFi-resistant melanomasInhibition of JAK1BRAFi-resistant tumorsClinical responseCombination therapyMost tumorsBRAF mutationsTumor specimensVivo xenograftsBRAFi resistanceMelanoma cellsElevated expressionMelanomaEGFRAdaptive resistanceTumorsRNF125MITF expressionTyrosine kinaseJAK1DownregulationChemiexcitation of melanin derivatives induces DNA photoproducts long after UV exposure
Premi S, Wallisch S, Mano CM, Weiner AB, Bacchiocchi A, Wakamatsu K, Bechara EJ, Halaban R, Douki T, Brash DE. Chemiexcitation of melanin derivatives induces DNA photoproducts long after UV exposure. Science 2015, 347: 842-847. PMID: 25700512, PMCID: PMC4432913, DOI: 10.1126/science.1256022.Peer-Reviewed Original ResearchConceptsDark cyclobutane pyrimidine dimersExcited electronic statesUltraviolet photonsUV photonsElectronic statesTriplet stateSunlight-induced melanomaCytosine-containing cyclobutane pyrimidine dimersEnergy transferPhotonsPicosecondsElectronsUV exposureRadiationChemiexcitationEnergyStatePhotoproducts
2013
Clonal growth of human melanocytes using cell‐free extracellular matrix
Zhang R, Premi S, Kilic SS, Bacchiocchi A, Halaban R, Brash DE. Clonal growth of human melanocytes using cell‐free extracellular matrix. Pigment Cell & Melanoma Research 2013, 26: 925-927. PMID: 24034857, PMCID: PMC4086752, DOI: 10.1111/pcmr.12159.Peer-Reviewed Original ResearchRAC1P29S is a spontaneously activating cancer-associated GTPase
Davis MJ, Ha BH, Holman EC, Halaban R, Schlessinger J, Boggon TJ. RAC1P29S is a spontaneously activating cancer-associated GTPase. Proceedings Of The National Academy Of Sciences Of The United States Of America 2013, 110: 912-917. PMID: 23284172, PMCID: PMC3549122, DOI: 10.1073/pnas.1220895110.Peer-Reviewed Original ResearchAmino Acid SubstitutionAnimalsCell Surface ExtensionsChlorocebus aethiopsCOS CellsCrystallography, X-RayEnzyme ActivationGenetic Association StudiesGuanosine TriphosphateHumansHydrolysisKineticsMelanomaMiceMicroscopy, FluorescenceModels, MolecularMutation, MissenseNIH 3T3 CellsOncogenesRac1 GTP-Binding ProteinRecombinant Fusion ProteinsSignal TransductionStatic Electricity
2012
Chitinase-like Proteins in Lung Injury, Repair, and Metastasis
Lee CG, Dela Cruz CS, Ma B, Ahangari F, Zhou Y, Halaban R, Sznol M, Elias JA. Chitinase-like Proteins in Lung Injury, Repair, and Metastasis. Annals Of The American Thoracic Society 2012, 9: 57-61. PMID: 22550243, PMCID: PMC3359113, DOI: 10.1513/pats.201112-056ms.Peer-Reviewed Original Research
2011
In Vivo Identification of Tumor- Suppressive PTEN ceRNAs in an Oncogenic BRAF-Induced Mouse Model of Melanoma
Karreth FA, Tay Y, Perna D, Ala U, Tan SM, Rust AG, DeNicola G, Webster KA, Weiss D, Perez-Mancera PA, Krauthammer M, Halaban R, Provero P, Adams DJ, Tuveson DA, Pandolfi PP. In Vivo Identification of Tumor- Suppressive PTEN ceRNAs in an Oncogenic BRAF-Induced Mouse Model of Melanoma. Cell 2011, 147: 382-395. PMID: 22000016, PMCID: PMC3236086, DOI: 10.1016/j.cell.2011.09.032.Peer-Reviewed Original ResearchConceptsMicroRNA recognition elementsLow PTEN levelsPTEN protein levelsZEB2 expressionBeauty insertional mutagenesisMicroRNA decoysPI3K/Akt pathwayLoss of PTENCeRNA activityInsertional mutagenesisZeb2 transcriptTumor suppressorCell transformationCeRNAsPTEN levelsAkt pathwayFunctional roleMRNA transcriptsSignificant enrichmentZEB2 mRNAProtein levelsMouse modelCeRNATranscriptsPTENFuture perspectives in melanoma research. Meeting report from the "Melanoma Research: a bridge Naples-USA. Naples, December 6th-7th2010"
Ascierto PA, De Maio E, Bertuzzi S, Palmieri G, Halaban R, Hendrix M, Kashani-sabet M, Ferrone S, Wang E, Cochran A, Rivoltini L, Lee PP, Fox BA, Kirkwood JM, Ullmann CD, Lehmann FF, Sznol M, Schwartzentruber DJ, Maio M, Flaherty K, Galon J, Ribas A, Yang J, Stroncek DF, Mozzillo N, Marincola FM. Future perspectives in melanoma research. Meeting report from the "Melanoma Research: a bridge Naples-USA. Naples, December 6th-7th2010". Journal Of Translational Medicine 2011, 9: 32. PMID: 21439082, PMCID: PMC3078100, DOI: 10.1186/1479-5876-9-32.Peer-Reviewed Original Research
2006
Rab33A: Characterization, Expression, and Suppression by Epigenetic Modification
Cheng E, Trombetta SE, Kovacs D, Beech RD, Ariyan S, Reyes-Mugica M, McNiff JM, Narayan D, Kluger HM, Picardo M, Halaban R. Rab33A: Characterization, Expression, and Suppression by Epigenetic Modification. Journal Of Investigative Dermatology 2006, 126: 2257-2271. PMID: 16810302, DOI: 10.1038/sj.jid.5700386.Peer-Reviewed Original ResearchConceptsX chromosome-linked geneSpecific gene expressionTranscription initiation siteSpecific promoter regionsMelanoma cellsGTPase mutantsEpigenetic modificationsSmall GTPaseDNA methylationVesicular transportRab33AGene expressionPromoter regionMelanosomal proteinsInitiation siteNormal melanocytesAberrant downregulationGenesEarly eventsAberrant processesMelanocytesExpressionGTPaseImportant roleNormal process
2005
Melanocyte and Keratinocyte Carcinogenesis: p53 Family Protein Activities and Intersecting mRNA Expression Profiles
Kulesz-Martin M, Lagowski J, Fei S, Pelz C, Sears R, Powell MB, Halaban R, Johnson J. Melanocyte and Keratinocyte Carcinogenesis: p53 Family Protein Activities and Intersecting mRNA Expression Profiles. Journal Of Investigative Dermatology Symposium Proceedings 2005, 10: 142-152. PMID: 16363065, DOI: 10.1111/j.1087-0024.2005.200405.x.Peer-Reviewed Original Research
2004
Expression Profiling Reveals Novel Pathways in the Transformation of Melanocytes to Melanomas
Hoek K, Rimm DL, Williams KR, Zhao H, Ariyan S, Lin A, Kluger HM, Berger AJ, Cheng E, Trombetta ES, Wu T, Niinobe M, Yoshikawa K, Hannigan GE, Halaban R. Expression Profiling Reveals Novel Pathways in the Transformation of Melanocytes to Melanomas. Cancer Research 2004, 64: 5270-5282. PMID: 15289333, DOI: 10.1158/0008-5472.can-04-0731.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBiomarkers, TumorCell Transformation, NeoplasticCohort StudiesDown-RegulationGene Expression ProfilingGene Expression Regulation, NeoplasticHumansLymphatic MetastasisMelanocytesMelanomaMiceNuclear ProteinsOligonucleotide Array Sequence AnalysisPrognosisSignal TransductionSkin NeoplasmsSurvival RateTranscription FactorsTransfectionTwist-Related Protein 1Ubiquitin ThiolesteraseConceptsGlobal differential gene expressionMembrane trafficking eventsNovel pathwayNormal melanocytesHelix protein TwistAdditional transcriptional regulatorsDifferential gene expressionMelanoma cellsTransformation of melanocytesCpG promoter methylationNormal human melanocytesTrafficking eventsTranscriptional regulatorsEmbryonic developmentGrowth suppressorChromosomal regionsExpression profilingGene expressionNotch pathwayOligonucleotide microarraysMelanoma tissue microarrayDifferential expressionGenesHuman melanocytesGrowth advantageCarbohydrates act as sorting determinants in ER-associated degradation of tyrosinase
Svedine S, Wang T, Halaban R, Hebert DN. Carbohydrates act as sorting determinants in ER-associated degradation of tyrosinase. Journal Of Cell Science 2004, 117: 2937-2949. PMID: 15161941, DOI: 10.1242/jcs.01154.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateAnimalsCalnexinCarbohydrate MetabolismCells, CulturedEndoplasmic ReticulumEndoplasmic Reticulum Chaperone BiPGlucoseHeat-Shock ProteinsMannoseMelanocytesMiceMolecular ChaperonesMonophenol MonooxygenaseMutationProteasome Endopeptidase ComplexProtein Disulfide-IsomerasesProtein TransportConceptsLectin chaperonesMutant tyrosinaseEndoplasmic reticulum (ER) quality control machineryQuality control machineryProtein disulfide isomeraseDegradation of tyrosinaseERAD substratesChaperone interactionsNon-native substratesER organizationProtein maturationER retentionER lumenDisulfide isomeraseAberrant proteinsProteasomal degradationGlucose trimmingProtein degradationProtein aggregatesTyrosinase degradationSubsequent degradationChaperonesIntact melanocytesMaturation processProteasome
2003
Tyrosinase Maturation and Oligomerization in the Endoplasmic Reticulum Require a Melanocyte-specific Factor*
Francis E, Wang N, Parag H, Halaban R, Hebert DN. Tyrosinase Maturation and Oligomerization in the Endoplasmic Reticulum Require a Melanocyte-specific Factor*. Journal Of Biological Chemistry 2003, 278: 25607-25617. PMID: 12724309, DOI: 10.1074/jbc.m303411200.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCalnexinCalreticulinCells, CulturedCentrifugation, Density GradientCHO CellsCricetinaeCross-Linking ReagentsDimerizationDogsElectrophoresis, Polyacrylamide GelEndoplasmic ReticulumLectinsMelanocytesMembrane GlycoproteinsMiceMicrosomesMonophenol MonooxygenaseMutationOxidoreductasesPancreasPlasmidsPolysaccharidesProtein BindingProtein BiosynthesisProtein FoldingProtein TransportProteinsRabbitsSucroseTime FactorsTranscription, GeneticTrypsinConceptsMelanocyte-specific factorsSemipermeabilized cellsEndoplasmic reticulum retentionLectin chaperones calnexinMelanocyte-specific proteinsTyrosinase-related protein 1Wild-type tyrosinaseSynthesis of melaninChaperone interactionsChaperone calnexinTyrosinase maturationMouse melanocytesTrypsin-resistant stateProtein 1Human tyrosinaseTranslation systemOligomerizationPersistent interactionsMaturationMelanocytesTyrosinaseCellsCalnexinMisfoldingERThe 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
2002
Coexpression of Wild-Type Tyrosinase Enhances Maturation of Temperature-Sensitive Tyrosinase Mutants
Halaban R, Cheng E, Hebert DN. Coexpression of Wild-Type Tyrosinase Enhances Maturation of Temperature-Sensitive Tyrosinase Mutants. Journal Of Investigative Dermatology 2002, 119: 481-488. PMID: 12190874, DOI: 10.1046/j.1523-1747.2002.01824.x.Peer-Reviewed Original ResearchConceptsWild-type proteinTyrosinase mutantsMutant proteinsGlycosylation-deficient mutantsGlycosylation-deficient formsOculocutaneous albinism 1Wild-type tyrosinaseDevelopment of pigmentsDifferent mutant allelesType I membraneActivity-dependent mannerNonpermissive temperatureMutant allelesEndoplasmic reticulumTypes of mutationsMutantsFunction mutationsCarbohydrate processingMelanin synthesisProteinCoexpressionMelanocytesTyrosinase activityMutationsMaturation
2000
Translation Rate of Human Tyrosinase Determines ItsN-Linked Glycosylation Level*
Újvári A, Aron R, Eisenhaure T, Cheng E, Parag H, Smicun Y, Halaban R, Hebert D. Translation Rate of Human Tyrosinase Determines ItsN-Linked Glycosylation Level*. Journal Of Biological Chemistry 2000, 276: 5924-5931. PMID: 11069924, DOI: 10.1074/jbc.m009203200.Peer-Reviewed Original ResearchConceptsTranslation rateCell-free systemProtein translation ratesType I membrane glycoproteinsNormal melanocytesHuman tyrosinaseSemi-permeabilized cellsMelanoma cellsUbiquitin-proteasomal pathwayRate of translationSite-directed mutagenesisWild-type tyrosinaseProtein synthesis inhibitor cycloheximideInefficient glycosylationGlycosylation efficiencyAberrant retentionProtein translationCotranslational eventsConsensus sitesCore glycanDegradative fateProtein doubletEndoplasmic reticulumMaturation eventsAmelanotic melanoma cellsEndoplasmic reticulum retention is a common defect associated with tyrosinase-negative albinism
Halaban R, Svedine S, Cheng E, Smicun Y, Aron R, Hebert D. Endoplasmic reticulum retention is a common defect associated with tyrosinase-negative albinism. Proceedings Of The National Academy Of Sciences Of The United States Of America 2000, 97: 5889-5894. PMID: 10823941, PMCID: PMC18529, DOI: 10.1073/pnas.97.11.5889.Peer-Reviewed Original ResearchMeSH KeywordsAlbinism, OculocutaneousAmino Acid SubstitutionAnimalsCalcium-Binding ProteinsCalnexinCalreticulinCells, CulturedEndoplasmic ReticulumGolgi ApparatusHumansMelanocytesMelanosomesMiceMice, Mutant StrainsMicroscopy, FluorescenceMonophenol MonooxygenasePoint MutationProtein BindingProtein FoldingRecombinant Fusion ProteinsRibonucleoproteinsTransfection
1998
Identification of morc (microrchidia), a mutation that results in arrest of spermatogenesis at an early meiotic stage in the mouse
Watson M, Zinn A, Inoue N, Hess K, Cobb J, Handel M, Halaban R, Duchene C, Albright G, Moreadith R. Identification of morc (microrchidia), a mutation that results in arrest of spermatogenesis at an early meiotic stage in the mouse. Proceedings Of The National Academy Of Sciences Of The United States Of America 1998, 95: 14361-14366. PMID: 9826705, PMCID: PMC24378, DOI: 10.1073/pnas.95.24.14361.Peer-Reviewed Original ResearchConceptsMammalian germ cell developmentGerm cellsGerm cell developmentNovel biochemical pathwaysEarly meiotic stagesTransgene expressionMale gametogenesisMouse strain transgenicGenomic analysisProphase IMutant animalsTransgene insertionCDNA constructsEye pigmentationBiochemical pathwaysLeptotene stageAbnormal phenotypeCell developmentMeiotic stagesMeiosisMutation resultsArrest of spermatogenesisGenesSpermatogenesisMutationsRelease 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
1997
Regulation of fibroblast growth factor 2 expression in melanoma cells by the c-MYB proto-oncoprotein.
Miglarese M, Halaban R, Gibson N. Regulation of fibroblast growth factor 2 expression in melanoma cells by the c-MYB proto-oncoprotein. Molecular Cancer Research 1997, 8: 1199-210. PMID: 9372243.Peer-Reviewed Original ResearchConceptsFGF-2 promoterMurine c-MybSK-MEL-2 human melanoma cellsC-MybFunctional DNA-binding domainHuman melanoma cellsDNA-binding domainMelanoma cellsAutocrine growthPutative MybC-myb mRNATranscription factorsEctopic expressionPromoter regionFibroblast growth factorBasic fibroblast growth factorMelanoma cell linesReporter plasmidNormal melanocytesFibroblast growth factor-2 expressionPromoterGrowth factor 2 expressionMYBFGF-2 proteinCell linesSuppression of autocrine cell proliferation and tumorigenesis of human melanoma cells and fibroblast growth factor transformed fibroblasts by a kinase-deficient FGF receptor 1: evidence for the involvement of Src-family kinases
Yayon A, Ma Y, Safran M, Klagsbrun M, Halaban R. Suppression of autocrine cell proliferation and tumorigenesis of human melanoma cells and fibroblast growth factor transformed fibroblasts by a kinase-deficient FGF receptor 1: evidence for the involvement of Src-family kinases. Oncogene 1997, 14: 2999-3009. PMID: 9223663, DOI: 10.1038/sj.onc.1201159.Peer-Reviewed Original ResearchMeSH Keywords3T3 CellsAnimalsCell DivisionCell Line, TransformedFibroblast Growth Factor 2FibroblastsFilaggrin ProteinsGenes, DominantHumansMelanomaMicePhenotypeProtein-Tyrosine KinasesReceptor Protein-Tyrosine KinasesReceptor, Fibroblast Growth Factor, Type 1Receptors, Fibroblast Growth FactorRecombinant ProteinsSrc Homology DomainsTumor Cells, CulturedConceptsSrc family kinasesFGF receptor 1FGF receptorsTyrosyl-phosphorylated proteinsHuman melanoma cellsMelanoma cellsImmune kinase assayIntracellular kinase domainDominant negative mutantActivated FGF receptorCell proliferationMetastatic melanoma cellsMelanoma tumor progressionGrowth factorTransmembrane domainKinase assaysSrc familyKinase domainDownstream targetsReceptor 1Fibroblast growth factorBasic fibroblast growth factorGrowth advantageNormal melanocytesAutocrine activation