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
Genetic inactivation or pharmacological inhibition of Pdk1 delays development and inhibits metastasis of BrafV600E::Pten–/– melanoma
Scortegagna M, Ruller C, Feng Y, Lazova R, Kluger H, Li JL, De SK, Rickert R, Pellecchia M, Bosenberg M, Ronai ZA. Genetic inactivation or pharmacological inhibition of Pdk1 delays development and inhibits metastasis of BrafV600E::Pten–/– melanoma. Oncogene 2013, 33: 4330-4339. PMID: 24037523, PMCID: PMC3955742, DOI: 10.1038/onc.2013.383.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCarcinogenesisCell Line, TumorForkhead Box Protein O3Forkhead Transcription FactorsGene Knockout TechniquesHumansIndazolesLung NeoplasmsLymphatic MetastasisMelanoma, ExperimentalMiceMice, KnockoutMutation, MissenseProtein Serine-Threonine KinasesProto-Oncogene Proteins B-rafPTEN PhosphohydrolasePyrimidinesPyruvate Dehydrogenase Acetyl-Transferring KinaseSignal TransductionSkin NeoplasmsTissue Array AnalysisConceptsPhosphoinositide-dependent kinase 1Protein kinase CAGC kinasesSerine/threonine protein kinasePDK1 expressionThreonine protein kinaseImportant cellular processesDirect genetic evidenceGene expression analysisActivity of AktCellular processesProtein kinaseGenetic evidenceExpression analysisPDK1 deletionKinase 1Kinase CElevated phosphorylationGenetic inactivationKinaseMelanoma invasionMelanoma developmentColony formationPharmacological inhibitionInhibits metastasis