2006
Vitamin D regulates the phenotype of human breast cancer cells
Pendás-Franco N, González-Sancho J, Suárez Y, Aguilera O, Steinmeyer A, Gamallo C, Berciano MT, Lafarga M, Muñoz A. Vitamin D regulates the phenotype of human breast cancer cells. Differentiation 2006, 75: 193-207. PMID: 17288543, DOI: 10.1111/j.1432-0436.2006.00131.x.Peer-Reviewed Original ResearchConceptsSmooth muscle alpha-actinFocal adhesion kinaseBreast cancer cellsHuman breast cancer cellsCancer cellsP-cadherinFocal adhesion plaquesMDA-MB-453Muscle alpha-actinMesenchymal markers N-cadherinMDA-MB-468 cellsAdhesion kinasePlasma membraneAdhesion plaquesMDA-MB-453 cellsLarge cytoplasmic extensionsActin filamentsE-cadherin expressionCell adhesionCell typesN-cadherinAlpha-actinBreast cancer cell linesCancer cell linesLaser confocalAplidin® induces JNK-dependent apoptosis in human breast cancer cells via alteration of glutathione homeostasis, Rac1 GTPase activation, and MKP-1 phosphatase downregulation
González-Santiago L, Suárez Y, Zarich N, Muñoz-Alonso M, Cuadrado A, Martínez T, Goya L, Iradi A, Sáez-Tormo G, Maier J, Moorthy A, Cato A, Rojas J, Muñoz A. Aplidin® induces JNK-dependent apoptosis in human breast cancer cells via alteration of glutathione homeostasis, Rac1 GTPase activation, and MKP-1 phosphatase downregulation. Cell Death & Differentiation 2006, 13: 1968-1981. PMID: 16543941, DOI: 10.1038/sj.cdd.4401898.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntineoplastic AgentsApoptosisBreast NeoplasmsCalciumCell Cycle ProteinsCopperDepsipeptidesDown-RegulationDual Specificity Phosphatase 1Enzyme ActivationGlutathione DisulfideGlutathione PeroxidaseGlutathione ReductaseHeLa CellsHomeostasisHumansImmediate-Early ProteinsJNK Mitogen-Activated Protein KinasesMembrane PotentialsMiceMitochondrial MembranesOxidative StressPeptides, CyclicPhosphoprotein PhosphatasesProtein Phosphatase 1Protein Tyrosine PhosphatasesRac1 GTP-Binding ProteinReactive Oxygen SpeciesConceptsJun N-terminal kinaseJNK activationRac1 activationGlutathione homeostasisRac1 small GTPaseJNK-dependent apoptosisRac1 GTPase activationMitochondrial membrane potentialN-terminal kinaseMKP-1 phosphataseSmall GTPaseGTPase activationReactive oxygen speciesHuman breast cancer cellsGSSG/GSH ratioCell deathBreast cancer cellsRapid activationExogenous GSHRNA duplexesSustained activationGSH synthesisSpecific Rac1 inhibitorAplidinDownregulation of Rac1
2004
JNK activation is critical for Aplidin™-induced apoptosis
Cuadrado A, González L, Suárez Y, Martínez T, Muñoz A. JNK activation is critical for Aplidin™-induced apoptosis. Oncogene 2004, 23: 4673-4680. PMID: 15122339, DOI: 10.1038/sj.onc.1207636.Peer-Reviewed Original ResearchMeSH KeywordsAntibodies, MonoclonalAntineoplastic AgentsApoptosisBlotting, WesternBreast NeoplasmsCell DivisionCell Line, TumorCell SurvivalDepsipeptidesEnzyme ActivationFemaleFibroblastsHumansMitogen-Activated Protein KinasesNF-kappa BPeptides, CyclicPhosphorylationPrecipitin TestsProto-Oncogene Proteins c-junTranscription Factor AP-1
2003
Kahalalide F, a new marine-derived compound, induces oncosis in human prostate and breast cancer cells.
Suárez Y, González L, Cuadrado A, Berciano M, Lafarga M, Muñoz A. Kahalalide F, a new marine-derived compound, induces oncosis in human prostate and breast cancer cells. Molecular Cancer Therapeutics 2003, 2: 863-72. PMID: 14555705.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid Chloromethyl KetonesApoptosisBreast NeoplasmsCaspase InhibitorsCaspasesCell CycleCell NucleusCell Transformation, NeoplasticCysteine Proteinase InhibitorsDepsipeptidesFemaleFlow CytometryHumansLysosomesMaleMollusk VenomsOligopeptidesPeptidesProstatic NeoplasmsTumor Cells, CulturedConceptsAnti-apoptotic Bcl-2 proteinGeneral caspase inhibitorSevere cytoplasmic swellingMitochondrial membrane potentialCell cycle arrestBcl-2 proteinKahalalide FTranslation inhibitorsMarine-derived compoundsNuclear domainsCaspase inhibitorsNuclear envelopeNew marine-derived compoundDNA degradationEndoplasmic reticulumHuman cellsCell deathNovel antitumor drugsBreast cancer cellsJC-1LysoTracker GreenCell nucleiBreast cancer cell linesCancer cell linesMitochondrial damage
2002
AplidinTM Induces Apoptosis in Human Cancer Cells via Glutathione Depletion and Sustained Activation of the Epidermal Growth Factor Receptor, Src, JNK, and p38 MAPK*
Cuadrado A, Garcı́a-Fernández L, González L, Suárez Y, Losada A, Alcaide V, Martı́nez T, Fernández-Sousa J, Sánchez-Puelles J, Muñoz A. AplidinTM Induces Apoptosis in Human Cancer Cells via Glutathione Depletion and Sustained Activation of the Epidermal Growth Factor Receptor, Src, JNK, and p38 MAPK*. Journal Of Biological Chemistry 2002, 278: 241-250. PMID: 12414812, DOI: 10.1074/jbc.m201010200.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntineoplastic AgentsApoptosisBreast NeoplasmsCell DivisionCell SurvivalCells, CulturedDepsipeptidesEnzyme ActivationEnzyme InhibitorsErbB ReceptorsFemaleFibroblastsFlow CytometryGlutathioneHumansJNK Mitogen-Activated Protein KinasesKidney NeoplasmsMiceMitogen-Activated Protein KinasesP38 Mitogen-Activated Protein KinasesPeptides, CyclicPhosphorylationProto-Oncogene Proteins pp60(c-src)Receptors, Platelet-Derived Growth FactorTumor Cells, CulturedConceptsEpidermal growth factor receptorP38 MAPK activationP38 MAPKNon-receptor protein tyrosine kinase SrcGrowth factor receptorMAPK activationProtein tyrosine kinase SrcStress response programSustained activationFactor receptorCancer cellsMDA-MB-231 breast cancer cellsHuman cancer cellsBenzyloxycarbonyl-VADKinase SrcHuman MDA-MB-231 breast cancer cellsMDA-MB-231 cellsMolecular basisKinase JNKPretreatment of cellsMouse embryosEGFR activationFluoromethyl ketoneGrowth arrestHuman renal cancer