2003
Regulation of calcium signals in the nucleus by a nucleoplasmic reticulum
Echevarría W, Leite MF, Guerra MT, Zipfel WR, Nathanson MH. Regulation of calcium signals in the nucleus by a nucleoplasmic reticulum. Nature Cell Biology 2003, 5: 440-446. PMID: 12717445, PMCID: PMC3572851, DOI: 10.1038/ncb980.Peer-Reviewed Original ResearchMeSH KeywordsActive Transport, Cell NucleusCalciumCalcium ChannelsCalcium SignalingCell MembraneCell Nucleus StructuresCytosolEndoplasmic ReticulumEukaryotic CellsHumansInositol 1,4,5-TrisphosphateInositol 1,4,5-Trisphosphate ReceptorsMicroscopy, ConfocalNuclear EnvelopePhotochemistryProtein Kinase CProtein TransportReceptors, Cytoplasmic and NuclearTumor Cells, CulturedConceptsProtein kinase CNucleoplasmic reticulumCalcium signalsNuclear envelopeNuclear protein kinase CNuclear calcium signalsCytosolic protein kinase CGene transcriptionInduces translocationNuclear calcium storesPlasma membraneCytosolic calcium signalsSubnuclear regionsEndoplasmic reticulumSecond messengerKinase CTrisphosphate receptorCell growthReticulumNuclear componentsReticular networkPotential mechanismsCalcium storesRelease of calciumNucleusNuclear and cytosolic calcium are regulated independently
Leite MF, Thrower EC, Echevarria W, Koulen P, Hirata K, Bennett AM, Ehrlich BE, Nathanson MH. Nuclear and cytosolic calcium are regulated independently. Proceedings Of The National Academy Of Sciences Of The United States Of America 2003, 100: 2975-2980. PMID: 12606721, PMCID: PMC151451, DOI: 10.1073/pnas.0536590100.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateCalciumCalcium ChannelsCell LineCell MembraneCell NucleusCytosolDose-Response Relationship, DrugEndoplasmic ReticulumHumansImmunoblottingImmunohistochemistryInositol 1,4,5-Trisphosphate ReceptorsLipid BilayersMicroscopy, ConfocalProtein IsoformsReceptors, Cytoplasmic and NuclearSignal TransductionTime FactorsConceptsEndoplasmic reticulumImportant cellular processesType II isoformCellular processesCellular compartmentsGene transcriptionEnriched expressionNuclear calciumTrisphosphate receptorIndependent regulationCytosolLiver cell lineCell linesHepG2 liver cell lineSubcellular mechanismsReticulumNucleus resultsDependent processesCytosolic calciumNucleusTranscriptionType ISignalingIsoformsSimilar extent
1999
Short‐term regulation of bile acid uptake by microfilament‐dependent translocation of rat ntcp to the plasma membrane
Dranoff J, McClure M, Burgstahler A, Denson L, Crawford A, Crawford J, Karpen S, Nathanson M. Short‐term regulation of bile acid uptake by microfilament‐dependent translocation of rat ntcp to the plasma membrane. Hepatology 1999, 30: 223-229. PMID: 10385660, DOI: 10.1002/hep.510300136.Peer-Reviewed Original ResearchMeSH KeywordsActin CytoskeletonAnimalsBase SequenceBile Acids and SaltsBiological TransportCarcinoma, HepatocellularCarrier ProteinsCell MembraneCyclic AMPCytochalasin DGreen Fluorescent ProteinsHumansKineticsLiver NeoplasmsLuminescent ProteinsMembrane Transport ProteinsModels, MolecularMolecular Sequence DataOpen Reading FramesOrganic Anion Transporters, Sodium-DependentProtein Structure, SecondaryRatsRecombinant Fusion ProteinsSymportersTaurocholic AcidTransfectionTritiumTumor Cells, CulturedConceptsPlasma membraneGreen fluorescence proteinGFP fluorescenceNTCP-GFPPlasma membrane fluorescenceMembrane fluorescenceRat NtcpInhibitor of microfilamentsSecond messenger adenosinePrimary transporterFluorescence proteinNocodazole removalCytochalasin DTransporter activityShort-term regulationAcid uptakeConfocal video microscopyMicrotubule inhibitorsHepG2 cellsTaurocholate cotransportMembraneProteinMicrofilamentsCellsVideo microscopy
1992
Immunocytochemical expression and localization of protein kinase C in bovine aortic endothelial cells
Rosales O, Isales C, Nathanson M, Sumpio B. Immunocytochemical expression and localization of protein kinase C in bovine aortic endothelial cells. Biochemical And Biophysical Research Communications 1992, 189: 40-46. PMID: 1449492, DOI: 10.1016/0006-291x(92)91522-r.Peer-Reviewed Original ResearchConceptsSerum-deprived mediumPKC activityPhorbol ester-induced increaseAortic endothelial cellsBovine aortic endothelial cellsBeta stainingSDM groupTotal PKC activityImmunocytochemical expressionBeta PKC isoformsEndothelial cellsParticulate fractionFBS groupProtein kinase CCalphostin CPKC inhibitorPhorbol esterConfocal microscopyDiffuse cytoplasmic localizationCytosolic fractionGamma-PKCKinase CPKC isoformsCytoplasmic localizationCells