Featured Publications
Polo-like Kinase 1 and Chk2 Interact and Co-localize to Centrosomes and the Midbody*
Tsvetkov L, Xu X, Li J, Stern DF. Polo-like Kinase 1 and Chk2 Interact and Co-localize to Centrosomes and the Midbody*. Journal Of Biological Chemistry 2002, 278: 8468-8475. PMID: 12493754, DOI: 10.1074/jbc.m211202200.Peer-Reviewed Original ResearchConceptsPhosphorylation of Chk2Polo-like kinase 1Thr-68DNA damageSimilar subcellular localization patternsDNA damage checkpoint pathwayKinase 1Damage checkpoint pathwaySubcellular localization patternsChromosome segregationMitotic exitLate mitosisNuclear fociMitotic entryIndirect immunofluorescence microscopyMitotic checkpointSer-28Early mitosisCheckpoint pathwayChk2Localization patternsCentrosomesThr-26Immunofluorescence microscopyMidbodyAntiserum raised against a synthetic phosphotyrosine-containing peptide selectively recognizes p185neu/erbB-2 and the epidermal growth factor receptor.
Bangalore L, Tanner AJ, Laudano AP, Stern DF. Antiserum raised against a synthetic phosphotyrosine-containing peptide selectively recognizes p185neu/erbB-2 and the epidermal growth factor receptor. Proceedings Of The National Academy Of Sciences Of The United States Of America 1992, 89: 11637-11641. PMID: 1280833, PMCID: PMC50608, DOI: 10.1073/pnas.89.23.11637.Peer-Reviewed Original Researchp185, a product of the neu proto-oncogene, is a receptorlike protein associated with tyrosine kinase activity.
Stern DF, Heffernan PA, Weinberg RA. p185, a product of the neu proto-oncogene, is a receptorlike protein associated with tyrosine kinase activity. Molecular And Cellular Biology 1986, 6: 1729-1740. PMID: 2878363, PMCID: PMC367701, DOI: 10.1128/mcb.6.5.1729.Peer-Reviewed Original ResearchConceptsTyrosine kinase activityEGF receptorGrowth factor receptorProto-oncogeneKinase activityNeu proto-oncogeneC-erbB geneFactor receptorPresence of tunicamycinDistinct electrophoretic mobilitiesEpidermal growth factor receptorNormal culture conditionsMajor structural alterationsTyrosine phosphorylationGene productsNeu oncogeneNormal homologsOncogeneCell linesElectrophoretic mobilityCulture conditionsGrowth factorP185ProteinReceptors
2013
MERTK controls melanoma cell migration and survival and differentially regulates cell behavior relative to AXL
Tworkoski KA, Platt JT, Bacchiocchi A, Bosenberg M, Boggon TJ, Stern DF. MERTK controls melanoma cell migration and survival and differentially regulates cell behavior relative to AXL. Pigment Cell & Melanoma Research 2013, 26: 527-541. PMID: 23617806, PMCID: PMC3918898, DOI: 10.1111/pcmr.12110.Peer-Reviewed Original ResearchMeSH KeywordsAxl Receptor Tyrosine KinaseCdc42 GTP-Binding ProteinCell Line, TumorCell MovementCell ProliferationCell SurvivalC-Mer Tyrosine KinaseCytophotometryGene Expression ProfilingGene Expression Regulation, NeoplasticHEK293 CellsHumansMelanomaNeoplasm MetastasisOligonucleotide Array Sequence AnalysisPhosphorylationProto-Oncogene ProteinsReceptor Protein-Tyrosine KinasesSignal TransductionSkin NeoplasmsConceptsCell migrationCell behaviorMelanoma cellsAkt-dependent mannerShRNA-mediated knockdownDifferential cell behaviorDifferent transcriptional signaturesReceptor tyrosine kinase AXLMelanoma cell migrationMelanoma cell proliferationKinase domainTyrosine kinase AXLCell motilityTranscriptional signatureCell survivalColony formationCell proliferationOverexpression of AxlPossible therapeutic targetMelanoma pathogenesisNovel mutationsMerTKAxlTherapeutic targetMutations
2009
Association of constitutively activated hepatocyte growth factor receptor (Met) with resistance to a dual EGFR/Her2 inhibitor in non-small-cell lung cancer cells
Agarwal S, Zerillo C, Kolmakova J, Christensen JG, Harris LN, Rimm DL, DiGiovanna MP, Stern DF. Association of constitutively activated hepatocyte growth factor receptor (Met) with resistance to a dual EGFR/Her2 inhibitor in non-small-cell lung cancer cells. British Journal Of Cancer 2009, 100: 941-949. PMID: 19240716, PMCID: PMC2661782, DOI: 10.1038/sj.bjc.6604937.Peer-Reviewed Original ResearchConceptsEpidermal growth factor receptorEGFR/HER2 inhibitorsNSCLC cell linesDual EGFR/HER2 inhibitorsGrowth factor receptorMET inhibitorsHER2 inhibitorsUse of EGFREGFR tyrosine kinase inhibitorsCell lung cancer cellsFactor receptorMajority of patientsTreatment of NSCLCCell lung carcinomaTyrosine kinase inhibitorsPotential therapeutic advantagesSubset of tumorsLung cancer cellsCell linesCurrent clinical useReceptor TKTumor cell growthHepatocyte growth factor receptorMaximal growth inhibitionImportant molecular target
2005
The Plk1 Polo Box Domain Mediates a Cell Cycle and DNA Damage Regulated Interaction with Chk2
Tsvetkov LM, Tsekova RT, Xu X, Stern DF. The Plk1 Polo Box Domain Mediates a Cell Cycle and DNA Damage Regulated Interaction with Chk2. Cell Cycle 2005, 4: 602-610. PMID: 15876876, DOI: 10.4161/cc.4.4.1599.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCatalytic DomainCell CycleCell Cycle ProteinsCell DivisionCell SeparationCheckpoint Kinase 2DNA DamageDNA RepairG2 PhaseGenetic VectorsGlutathione TransferaseHeLa CellsHumansImmunoblottingImmunoprecipitationIn Vitro TechniquesMitosisPhosphorylationProtein BindingProtein KinasesProtein Serine-Threonine KinasesProtein Structure, TertiaryProto-Oncogene ProteinsSignal TransductionConceptsPlk1 polo-box domainDNA damage checkpointPolo-box domainPolo-like kinase 1Eukaryotic proteinsDamage checkpointMitotic regulationBox domainRegulated interactionPlk1 activityProtein kinaseSignaling cascadesChk2Kinase 1Tumor suppressorCell cycleDNA damageS phasePlk1M phaseMitosisMultiple processesPotential mechanismsPhosphorylatesKinaseInteraction of Chromatin-associated Plk1 and Mcm7*
Tsvetkov L, Stern DF. Interaction of Chromatin-associated Plk1 and Mcm7*. Journal Of Biological Chemistry 2005, 280: 11943-11947. PMID: 15654075, DOI: 10.1074/jbc.m413514200.Peer-Reviewed Original ResearchMeSH KeywordsCell Cycle ProteinsCells, CulturedChromatinDNA DamageDNA ReplicationDNA-Binding ProteinsHumansImmunoprecipitationMinichromosome Maintenance Complex Component 3Minichromosome Maintenance Complex Component 7MitosisNuclear ProteinsPhosphorylationProtein KinasesProtein Serine-Threonine KinasesProto-Oncogene ProteinsTranscription FactorsConceptsPolo-box domainEndogenous Plk1Mcm2-7 protein complexPBD of Plk1DNA damage checkpointMultifunctional protein kinaseInteraction of chromatinFull-length Plk1Soluble chromatin fractionMinichromosome maintenance proteinsChromosome segregationMitotic exitDamage checkpointPlk1 interactsMitotic structuresProtein complexesMitotic entryDNA replicationChromatin fractionProtein kinaseMitotic eventsMaintenance proteinsCell cyclePlk1MCM7
2004
Phosphorylation of Plk1 at S137 and T210 is Inhibited in Response to DNA Damage
Tsvetkov L, Stern DF. Phosphorylation of Plk1 at S137 and T210 is Inhibited in Response to DNA Damage. Cell Cycle 2004, 4: 166-171. PMID: 15611664, DOI: 10.4161/cc.4.1.1348.Peer-Reviewed Original ResearchMeSH KeywordsAtaxia Telangiectasia Mutated ProteinsCaffeineCDC2 Protein KinaseCdc25 PhosphatasesCell Cycle ProteinsCell DivisionCell Line, TumorCheckpoint Kinase 1Checkpoint Kinase 2Cyclin BDNA DamageDNA-Binding ProteinsDoxorubicinEnzyme ActivationG2 PhaseHumansMitosisNocodazolePhosphorylationProtein KinasesProtein Serine-Threonine KinasesProto-Oncogene ProteinsSerineSignal TransductionStaurosporineThreonineTumor Suppressor ProteinsConceptsDNA damage checkpointThreonine 210Damage checkpointPlk1 phosphorylationDNA damageCdc2/cyclin B kinaseATR-dependent checkpoint pathwayChk2 protein kinaseDNA damage-induced inhibitionATM/ATRCyclin B kinasePolo-like kinase 1Phosphorylation of PLK1Activation of Cdc25CNuclear importPhosphopeptide mappingMitotic entryActivation loopPhosphorylation sitesVivo phosphorylationPlk1 activityKinase domainProtein kinasePrevents phosphorylationActive mutantMore than a Marker… Phosphorylated Akt in Prostate Carcinoma
Stern DF. More than a Marker… Phosphorylated Akt in Prostate Carcinoma. Clinical Cancer Research 2004, 10: 6407-6410. PMID: 15475426, DOI: 10.1158/1078-0432.ccr-04-1783.Peer-Reviewed Original Research
1997
Ligands for ErbB-family receptors encoded by a neuregulin-like gene
Chang H, Riese II D, Gilbert W, Stern D, McMahan UJ. Ligands for ErbB-family receptors encoded by a neuregulin-like gene. Nature 1997, 387: 509-512. PMID: 9168114, DOI: 10.1038/387509a0.Peer-Reviewed Original ResearchAmino Acid SequenceAnimalsCell LineCerebellumCHO CellsCloning, MolecularCricetinaeErbB ReceptorsGlycoproteinsIn Situ HybridizationLigandsMolecular Sequence DataNeuregulinsPhosphorylationPolymerase Chain ReactionProto-Oncogene ProteinsRatsReceptor, ErbB-2Receptor, ErbB-3Receptor, ErbB-4Recombinant ProteinsTissue DistributionTyrosine
1996
The Epidermal Growth Factor Receptor Couples Transforming Growth Factor-α, Heparin-binding Epidermal Growth Factor-like Factor, and Amphiregulin to Neu, ErbB-3, and ErbB-4*
Riese D, Kim E, Elenius K, Buckley S, Klagsbrun M, Plowman G, Stern D. The Epidermal Growth Factor Receptor Couples Transforming Growth Factor-α, Heparin-binding Epidermal Growth Factor-like Factor, and Amphiregulin to Neu, ErbB-3, and ErbB-4*. Journal Of Biological Chemistry 1996, 271: 20047-20052. PMID: 8702723, DOI: 10.1074/jbc.271.33.20047.Peer-Reviewed Original ResearchMeSH KeywordsAmphiregulinAnimalsCell DivisionCell LineCell SurvivalEGF Family of ProteinsEpidermal Growth FactorErbB ReceptorsGlycoproteinsGrowth SubstancesHeparin-binding EGF-like Growth FactorIntercellular Signaling Peptides and ProteinsInterleukin-3MicePhosphorylationPhosphotyrosineProto-Oncogene ProteinsReceptor Protein-Tyrosine KinasesReceptor, ErbB-2Receptor, ErbB-3Receptor, ErbB-4Recombinant ProteinsSignal TransductionTransforming Growth Factor alphaConceptsHeparin-binding EGF-like growth factorErbB family receptorsPhysiologic responsesReceptor tyrosine phosphorylationFamily receptorsGrowth factorEpidermal growth factor (EGF) familyBa/F3 cell lineEpidermal growth factor-like factorsCell linesEGF-like growth factorGrowth factor familyTGF-alphaReceptor couplingReceptors coupleHuman malignanciesAmphiregulinTyrosine phosphorylationEGF familyErbB-3ErbB-4ReceptorsStimulationEGFSimilar pattern
1992
An extra cysteine proximal to the transmembrane domain induces differential cross-linking of p185neu and p185neu.
Cao H, Bangalore L, Dompé C, Bormann BJ, Stern DF. An extra cysteine proximal to the transmembrane domain induces differential cross-linking of p185neu and p185neu. Journal Of Biological Chemistry 1992, 267: 20489-20492. PMID: 1356980, DOI: 10.1016/s0021-9258(19)88728-8.Peer-Reviewed Original ResearchA subdomain in the transmembrane domain is necessary for p185neu* activation.
Cao H, Bangalore L, Bormann BJ, Stern DF. A subdomain in the transmembrane domain is necessary for p185neu* activation. The EMBO Journal 1992, 11: 923-932. PMID: 1347745, PMCID: PMC556533, DOI: 10.1002/j.1460-2075.1992.tb05131.x.Peer-Reviewed Original ResearchMeSH Keywords3T3 CellsAmino Acid SequenceAnimalsBase SequenceBlotting, WesternCell MembraneElectrophoresis, Polyacrylamide GelErbB ReceptorsGliomaGlutamatesGlutamic AcidMiceMolecular Sequence DataMutagenesis, Site-DirectedNeuroblastomaPrecipitin TestsProtein-Tyrosine KinasesProto-Oncogene ProteinsRatsReceptor, ErbB-2Signal TransductionValineConceptsTransmembrane domainTyrosine kinase activityKinase activityElevated tyrosine kinase activitySite-directed mutagenesisSpecific amino acidsEpidermal growth factor receptorGlutamic acidGrowth factor receptorEGF receptorPrimary structureAmino acidsFactor receptorProteinSpecific interactionsActivationDomainMutagenesisReceptorsMolecular weightAcidNeu proteinP185neuHigh propensityRole
1991
TPA inhibits the tyrosine kinase activity of the neu protein in vivo and in vitro.
Cao H, Decker S, Stern DF. TPA inhibits the tyrosine kinase activity of the neu protein in vivo and in vitro. Oncogene 1991, 6: 705-11. PMID: 1675782.Peer-Reviewed Original ResearchConceptsImmune complex kinase assayReceptor-like proteinTyrosine kinase activityProtein kinase CThreonine phosphorylationThreonine residuesTransmembrane domainKinase assaysTyrosine phosphorylationKinase activityAntiphosphotyrosine antibodyIncubation of cellsKinase CPhosphorylationPoint mutationsProteinNeu/Neu proteinLabeling experimentsSerineP185PhosphotyrosineTPAOncogenicMutations
1990
The epidermal growth factor receptor and the product of the neu protooncogene are members of a receptor tyrosine phosphorylation cascade.
Connelly PA, Stern DF. The epidermal growth factor receptor and the product of the neu protooncogene are members of a receptor tyrosine phosphorylation cascade. Proceedings Of The National Academy Of Sciences Of The United States Of America 1990, 87: 6054-6057. PMID: 1974718, PMCID: PMC54470, DOI: 10.1073/pnas.87.16.6054.Peer-Reviewed Original Research
1988
Oncogenic activation of p185neu stimulates tyrosine phosphorylation in vivo.
Stern DF, Kamps MP, Cao H. Oncogenic activation of p185neu stimulates tyrosine phosphorylation in vivo. Molecular And Cellular Biology 1988, 8: 3969-3973. PMID: 2464744, PMCID: PMC365461, DOI: 10.1128/mcb.8.9.3969.Peer-Reviewed Original Research