2006
Palytoxin-induced cell death cascade in bovine aortic endothelial cells
Schilling W, Snyder D, Sinkins W, Estacion M. Palytoxin-induced cell death cascade in bovine aortic endothelial cells. American Journal Of Physiology - Cell Physiology 2006, 291: c657-c667. PMID: 16672692, DOI: 10.1152/ajpcell.00063.2006.Peer-Reviewed Original ResearchMeSH KeywordsAcrylamidesAnimalsAortaCalciumCattleCell DeathCells, CulturedCnidarian VenomsComputer SystemsDose-Response Relationship, DrugDrug Administration ScheduleEndothelial CellsEthidiumFluorescent DyesGreen Fluorescent ProteinsIntracellular MembranesMicroscopy, VideoOsmolar ConcentrationOuabainPertussis ToxinPropidiumConceptsAortic endothelial cellsBovine aortic endothelial cellsEndothelial cellsConcentration-dependent increaseCell deathAddition of ouabainMonovalent cation channelCell death cascadeCell lysisMarine toxin palytoxinCation channelsOuabainOncotic cell deathEB uptakeATPase pumpDeath cascadeTime-lapse video microscopyPropidium iodideDeathYO-PRO-1ExtracellularEthidium bromideDownstream eventsRapid uptake
2004
Maitotoxin Induces Biphasic Interleukin-1β Secretion and Membrane Blebbing in Murine Macrophages
Verhoef P, Kertesy S, Estacion M, Schilling W, Dubyak G. Maitotoxin Induces Biphasic Interleukin-1β Secretion and Membrane Blebbing in Murine Macrophages. Molecular Pharmacology 2004, 66: 909-920. PMID: 15385641, DOI: 10.1124/mol.66.4.909.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBiological TransportBlisterCalciumCell LineCell MembraneCells, CulturedDose-Response Relationship, DrugDrug InteractionsGlycineInterleukin-1KineticsMacrophagesMarine ToxinsMiceOxocinsPotassiumPropidiumConceptsMTX treatmentMIL-1betaIL-1betaCytolytic releaseProIL-1betaProinflammatory cytokine interleukin-1betaProinflammatory cytokine secretionCytokine interleukin-1betaMature IL-1betaMurine macrophagesInterleukin-1β secretionCytokine releaseInflammatory leukocytesCytokine secretionP2X7 receptorInterleukin-1betaInflammatory macrophagesExtracellular Ca2Extracellular glycineIntracellular Ca2Vivo responseMacrophagesCation channelsSecretionLytic phaseAssociation of Immunophilins with Mammalian TRPC Channels*
Sinkins W, Goel M, Estacion M, Schilling W. Association of Immunophilins with Mammalian TRPC Channels*. Journal Of Biological Chemistry 2004, 279: 34521-34529. PMID: 15199065, DOI: 10.1074/jbc.m401156200.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBaculoviridaeBrainCalcium ChannelsCell LineDose-Response Relationship, DrugElectrophysiologyGlutamineHumansImmunoblottingImmunophilinsInsectaMutationPeptidesPrecipitin TestsProlineProtein BindingProtein Structure, TertiaryRatsTacrolimus Binding Protein 1ATacrolimus Binding ProteinsTime FactorsTRPC Cation ChannelsConceptsTRPC channel proteinsChannel proteinsMammalian TRPC channelsTRPC channelsHEK cellsBinding of FKBP12Rat brain lysatesImmunosuppressant drug FK506Receptor-mediated activationSf9 cellsAccessory proteinsRat cerebral cortexImmunophilinsDrug FK506Brain lysatesFKBP52FKBP12Membrane lysatesGln mutationINADProteinFKBP59SignalplexTRPC1Cerebral cortexActivation of Human TRPC6 Channels by Receptor Stimulation*
Estacion M, Li S, Sinkins W, Gosling M, Bahra P, Poll C, Westwick J, Schilling W. Activation of Human TRPC6 Channels by Receptor Stimulation*. Journal Of Biological Chemistry 2004, 279: 22047-22056. PMID: 15023993, DOI: 10.1074/jbc.m402320200.Peer-Reviewed Original ResearchMeSH KeywordsCalcium ChannelsCarbacholCell LineCell MembraneCholinergic AgonistsDNA, ComplementaryDose-Response Relationship, DrugElectrophysiologyEnzyme InhibitorsHumansIonomycinIonophoresKineticsLac OperonMembrane PotentialsProtein BindingTetradecanoylphorbol AcetateThapsigarginTime FactorsTransfectionTRPC Cation ChannelsTRPC6 Cation ChannelConceptsReceptor stimulationTRPC6 currentsTRPC6 channelsSteep dose-response relationshipEffect of carbacholConcentrations of carbacholSteep concentration-response relationshipReceptor-mediated eventsActivation of TRPC6Channel activityDose-response relationshipWhole-cell membrane currentsSignificant acute effectConcentration-response relationshipCell membrane currentsAcute effectsCarbacholGeneration of DAGHuman embryonic kidney cellsPrior stimulationPatch pipetteTRPC6 activityEmbryonic kidney cellsMembrane currentsMembrane depolarization