2020
Regulation of eIF2α by RNF4 Promotes Melanoma Tumorigenesis and Therapy Resistance
Avitan-Hersh E, Feng Y, Oknin Vaisman A, Abu Ahmad Y, Zohar Y, Zhang T, Lee JS, Lazar I, Sheikh Khalil S, Feiler Y, Kluger H, Kahana C, Brown K, Ruppin E, Ronai ZA, Orian A. Regulation of eIF2α by RNF4 Promotes Melanoma Tumorigenesis and Therapy Resistance. Journal Of Investigative Dermatology 2020, 140: 2466-2477. PMID: 32360601, PMCID: PMC8081033, DOI: 10.1016/j.jid.2020.04.008.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCarcinogenesisCell Line, TumorDrug Resistance, NeoplasmEukaryotic Initiation Factor-2FemaleGene Expression Regulation, NeoplasticHumansKaplan-Meier EstimateMelanomaMiceMitogen-Activated Protein KinasesNuclear ProteinsOncogenesPrognosisProtein Kinase InhibitorsProtein StabilityProto-Oncogene Proteins B-rafSkinSkin NeoplasmsTranscription FactorsUbiquitinationXenograft Model Antitumor AssaysConceptsUbiquitin ligase RNF4Elongation factor alphaPatient-derived melanomasIntegrated stress responseTherapy resistancePositive feed-forward loopTranscription factor 4Feed-forward loopOncogenic translationMolecular machineryMajor clinical challengePhosphorylated eIF2αHallmark of melanomaXenograft mouse modelHomologous proteinsStress responseMAPK inhibitorProtein stabilizationMelanoma tumorigenesisTumorigenic propertiesPoor prognosisFactor alphaClinical challengeMouse modelRNF4
2013
Disease-relevant proteostasis regulation of cystic fibrosis transmembrane conductance regulator
Villella VR, Esposito S, Bruscia EM, Vicinanza M, Cenci S, Guido S, Pettoello-Mantovani M, Carnuccio R, De Matteis MA, Luini A, Maiuri MC, Raia V, Kroemer G, Maiuri L. Disease-relevant proteostasis regulation of cystic fibrosis transmembrane conductance regulator. Cell Death & Differentiation 2013, 20: 1101-1115. PMID: 23686137, PMCID: PMC3705602, DOI: 10.1038/cdd.2013.46.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingApoptosis Regulatory ProteinsBeclin-1BronchiCell LineCell MembraneCystic FibrosisCystic Fibrosis Transmembrane Conductance RegulatorEpithelial CellsHumansMembrane ProteinsMutationPhosphoric Monoester HydrolasesProteostasis Deficienciesrab5 GTP-Binding ProteinsReceptors, TransferrinSequestosome-1 ProteinConceptsCFTR proteinBronchial epithelial cellsCFTR surface expressionSmall GTPase Rab5Cystic fibrosis transmembrane conductance regulatorFibrosis transmembrane conductance regulatorWild-type CFTRFunctional CFTR proteinSQSTM1/p62Transmembrane conductance regulatorPositive feed-forward loopPlasma membrane stabilityFeed-forward loopEpithelial cellsProteostasis regulationProtein traffickingProteostasis networkGTPase Rab5Rab5 effectorProteostasis regulatorsConformational diseasesCystic fibrosis transmembrane conductance regulator (CFTR) potentiatorRecycling defectsSQSTM1 accumulationUnexpected linkReduced Caveolin-1 Promotes Hyperinflammation due to Abnormal Heme Oxygenase-1 Localization in Lipopolysaccharide-Challenged Macrophages with Dysfunctional Cystic Fibrosis Transmembrane Conductance Regulator
Zhang PX, Murray TS, Villella VR, Ferrari E, Esposito S, D'Souza A, Raia V, Maiuri L, Krause DS, Egan ME, Bruscia EM. Reduced Caveolin-1 Promotes Hyperinflammation due to Abnormal Heme Oxygenase-1 Localization in Lipopolysaccharide-Challenged Macrophages with Dysfunctional Cystic Fibrosis Transmembrane Conductance Regulator. The Journal Of Immunology 2013, 190: 5196-5206. PMID: 23606537, PMCID: PMC3711148, DOI: 10.4049/jimmunol.1201607.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAnimalsCaveolin 1Cells, CulturedChildChild, PreschoolCystic FibrosisCystic Fibrosis Transmembrane Conductance RegulatorFemaleHeme Oxygenase-1HumansInflammationLipopolysaccharidesLung DiseasesMacrophagesMaleMembrane ProteinsMiceMice, KnockoutNasal PolypsReactive Oxygen SpeciesSignal TransductionToll-Like Receptor 4Young AdultConceptsCav-1 expressionHeme oxygenase-1Dysfunctional cystic fibrosis transmembrane conductance regulatorCystic fibrosis transmembrane conductance regulatorCell surfaceFibrosis transmembrane conductance regulatorProtein caveolin-1Cellular redox statusCell surface localizationCellular oxidative stateTransmembrane conductance regulatorHO-1 enzymePositive feed-forward loopCystic fibrosis macrophagesNegative regulatorCaveolin-1Conductance regulatorCell survivalHO-1 deliverySurface localizationRedox statusMΦ responsesHO-1/CO pathwayPathwayPotential target
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