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 microscopyMidbody
2016
PMCA2 regulates HER2 protein kinase localization and signaling and promotes HER2-mediated breast cancer
Jeong J, VanHouten JN, Dann P, Kim W, Sullivan C, Yu H, Liotta L, Espina V, Stern DF, Friedman PA, Wysolmerski JJ. PMCA2 regulates HER2 protein kinase localization and signaling and promotes HER2-mediated breast cancer. Proceedings Of The National Academy Of Sciences Of The United States Of America 2016, 113: e282-e290. PMID: 26729871, PMCID: PMC4725473, DOI: 10.1073/pnas.1516138113.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBreast NeoplasmsCalciumCarcinogenesisCell Line, TumorCell MembraneCell ProliferationCell SurvivalEndocytosisFemaleFluorescent Antibody TechniqueForkhead Box Protein O1Forkhead Transcription FactorsGene Knockdown TechniquesHSP90 Heat-Shock ProteinsHumansImmunoblottingIntracellular SpaceMammary Neoplasms, AnimalMicePlasma Membrane Calcium-Transporting ATPasesProtein BindingProtein TransportReceptor, ErbB-2Signal TransductionSurvival AnalysisConceptsBreast cancerHigh tumor levelsDegradation of HER2Increases Intracellular CalciumMouse mammary tumor virusBreast cancer cellsMammary tumor virusPMCA2 levelsNeu miceTumor levelsFormation of tumorsHER2 levelsIntracellular calciumTherapeutic targetBreast tumorsHER2Milk calciumExpression correlatesCancerHSP 90Mammary glandCancer cellsTumor virusTumorsCalcium
2014
Significance of glioma-associated oncogene homolog 1 (GLI1)expression in claudin-low breast cancer and crosstalk with the nuclear factor kappa-light-chain-enhancer of activated B cells (NFκB) pathway
Colavito SA, Zou MR, Yan Q, Nguyen DX, Stern DF. Significance of glioma-associated oncogene homolog 1 (GLI1)expression in claudin-low breast cancer and crosstalk with the nuclear factor kappa-light-chain-enhancer of activated B cells (NFκB) pathway. Breast Cancer Research 2014, 16: 444. PMID: 25252859, PMCID: PMC4303124, DOI: 10.1186/s13058-014-0444-4.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntineoplastic AgentsBreast NeoplasmsCell Line, TumorCell MovementCell ProliferationClaudinsEpithelial-Mesenchymal TransitionFemaleGene ExpressionHeterocyclic Compounds, 2-RingHumansMice, Inbred NODMice, SCIDNeoplasm TransplantationNeoplastic Stem CellsNF-kappa BPromoter Regions, GeneticProtein BindingReceptor Cross-TalkRNA, MessengerSignal TransductionThiazolesTranscription FactorsZinc Finger Protein GLI1ConceptsGlioma-associated oncogene homolog 1Claudin-low cell linesBreast cancer stem cellsCancer stem cellsOncogene homolog 1Gli1 expressionBreast cancerClaudin-low breast cancer subtypeMetastatic breast cancer stem cellsNFκB pathwayCell linesClaudin-low breast cancerActivated B cells (NF-κB) pathwayClaudin-low subtypeHomolog 1Breast cancer subtypesMarkers of EMTB-cell pathwayNFκB subunit p65Stem cellsMesenchymal-like characteristicsPoor prognosisTreatment optionsOrthotopic xenograftsAggressive type
2010
Interactions of ErbB4 and Kap1 Connect the Growth Factor and DNA Damage Response Pathways
Gilmore-Hebert M, Ramabhadran R, Stern DF. Interactions of ErbB4 and Kap1 Connect the Growth Factor and DNA Damage Response Pathways. Molecular Cancer Research 2010, 8: 1388-1398. PMID: 20858735, PMCID: PMC3901583, DOI: 10.1158/1541-7786.mcr-10-0042.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell Line, TumorChlorocebus aethiopsCOS CellsDNA DamageDown-RegulationErbB ReceptorsGene Expression Regulation, EnzymologicGene Expression Regulation, NeoplasticHumansIntercellular Signaling Peptides and ProteinsProtein BindingReceptor, ErbB-4Repressor ProteinsSignal TransductionSilencer Elements, TranscriptionalSubstrate SpecificityTripartite Motif-Containing Protein 28ConceptsIntracellular domainKinase activityDNA damage response pathwayDamage response pathwayDNA damage responseErbB4 intracellular domainGrowth factor signalingHigh kinase activitySoluble intracellular domainExpression of genesReceptor tyrosine kinasesSuppression of MDM2Candidate interactorsDamage responseResponse pathwaysFactor signalingPlasma membraneMultiple isoformsErbB4 kinase activityTyrosine kinaseDNA damageRole of ErbB4Protein 1KAP1Conjoint regulationCentrosomal Chk2 in DNA damage responses and cell cycle progession
Golan A, Pick E, Tsvetkov L, Nadler Y, Kluger H, Stern DF. Centrosomal Chk2 in DNA damage responses and cell cycle progession. Cell Cycle 2010, 9: 2647-2656. PMID: 20581449, PMCID: PMC3233491, DOI: 10.4161/cc.9.13.12121.Peer-Reviewed Original Research
2005
DNA Damage Regulates Chk2 Association with Chromatin*
Li J, Stern DF. DNA Damage Regulates Chk2 Association with Chromatin*. Journal Of Biological Chemistry 2005, 280: 37948-37956. PMID: 16150728, DOI: 10.1074/jbc.m509299200.Peer-Reviewed Original ResearchConceptsChromatin-enriched fractionDNA damageATM-dependent mannerUpstream phosphatidylinositolPresence of ATPChromatin fractionationDNA repairHypophosphorylated formEffector substratesChk2Hyperphosphorylated formsChromatinCell cyclePhosphorylated formCluster domainDiverse responsesArtificial inductionSoluble substratesCritical mediatorSmall poolSoluble fractionCdc25APhosphatidylinositolKinaseTransmit signalThe 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 mechanismsPhosphorylatesKinase
1998
Activation of ErbB4 by the Bifunctional Epidermal Growth Factor Family Hormone Epiregulin Is Regulated by ErbB2*
Riese D, Komurasaki T, Plowman G, Stern D. Activation of ErbB4 by the Bifunctional Epidermal Growth Factor Family Hormone Epiregulin Is Regulated by ErbB2*. Journal Of Biological Chemistry 1998, 273: 11288-11294. PMID: 9556621, DOI: 10.1074/jbc.273.18.11288.Peer-Reviewed Original Research
1996
Endothelial Nitric Oxide Synthase Is Regulated by Tyrosine Phosphorylation and Interacts with Caveolin-1*
García-Cardeña G, Fan R, Stern D, Liu J, Sessa W. Endothelial Nitric Oxide Synthase Is Regulated by Tyrosine Phosphorylation and Interacts with Caveolin-1*. Journal Of Biological Chemistry 1996, 271: 27237-27240. PMID: 8910295, DOI: 10.1074/jbc.271.44.27237.Peer-Reviewed Original ResearchConceptsNovel regulatory mechanismTyrosine phosphorylationCaveolin-1Bovine aortic endothelial cellsRegulatory mechanismsProtein tyrosine phosphatase inhibitorCaveolin-interacting proteinsPhosphoamino acid analysisTyrosine phosphatase inhibitorTreatment of BAECBovine lung microvascular endothelial cellsEndothelial nitric oxide synthaseSubcellular traffickingPhosphatase inhibitorCoat proteinEndothelial cellsMetabolic labelingSodium orthovanadatePhosphorylationCaveolaeAortic endothelial cellsLung microvascular endothelial cellsProteinAcid analysisImmunoprecipitation
1989
The Ick tyrosine protein kinase interacts with the cytoplasmic tail of the CD4 glycoprotein through its unique amino-terminal domain
Shaw A, Amrein K, Hammond C, Stern D, Sefton B, Rose J. The Ick tyrosine protein kinase interacts with the cytoplasmic tail of the CD4 glycoprotein through its unique amino-terminal domain. Cell 1989, 59: 627-636. PMID: 2582490, DOI: 10.1016/0092-8674(89)90008-1.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceBase SequenceCD4 AntigensCytoplasmHeLa CellsHumansLymphocyte Specific Protein Tyrosine Kinase p56(lck)Macromolecular SubstancesMembrane GlycoproteinsMolecular Sequence DataMutationOligonucleotide ProbesPhosphoproteinsPlasmidsProtein BindingProtein MultimerizationProtein-Tyrosine KinasesT-LymphocytesTransfectionConceptsAmino-terminal domainCytoplasmic domainTyrosine protein kinase p56lckUnique amino-terminal domainT cell-specific proteinsTyrosine protein kinaseSpecific transmembrane proteinsCell-specific proteinsIntracellular tyrosine kinaseAmino-terminal residuesCarboxy-terminal residuesTransmembrane proteinCytoplasmic tailSrc familyProtein kinaseKinase p56lckTyrosine kinaseHeLa cellsCell surfaceProteinDeleted formsSurface glycoproteinP56lckKinaseResidues