2024
NCS-1 protein regulates TRPA1 channel through the PI3K pathway in breast cancer and neuronal cells
Sánchez J, Alemán A, Henao J, Olaya J, Ehrlich B. NCS-1 protein regulates TRPA1 channel through the PI3K pathway in breast cancer and neuronal cells. Journal Of Physiology And Biochemistry 2024, 80: 451-463. PMID: 38564162, PMCID: PMC11074019, DOI: 10.1007/s13105-024-01016-z.Peer-Reviewed Original ResearchConceptsTransient receptor potential channel ankyrin 1Breast cancerPI3K pathwayNCS-1Chemotherapy-induced peripheral neuropathyCa2+ channelsK pathwayCa2+ influxNCS-1 expressionBreast cancer cellsCa2+ sensorCa2+ homeostasisCa2+ dynamicsNeuronal calcium sensor-1MDA-MB-231Fura-2Open probabilityPain sensationAnkyrin 1Peripheral neuropathyTRPA1 channelsCo-immunoprecipitationChannel functionRegulatory componentsCellular pathways
2000
Regulation of the Type III InsP3 Receptor by InsP3 and ATP
Hagar R, Ehrlich B. Regulation of the Type III InsP3 Receptor by InsP3 and ATP. Biophysical Journal 2000, 79: 271-278. PMID: 10866953, PMCID: PMC1300931, DOI: 10.1016/s0006-3495(00)76289-8.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateAllosteric RegulationAnimalsBinding, CompetitiveCalcium ChannelsDose-Response Relationship, DrugEndoplasmic ReticulumInositol 1,4,5-TrisphosphateInositol 1,4,5-Trisphosphate ReceptorsInsulinomaMicrosomesProtein IsoformsRatsReceptors, Cytoplasmic and NuclearSubstrate SpecificityTumor Cells, CulturedConceptsType IIIChannel activityIntracellular calciumMaximal channel activityATP concentrationProlonged stimulationDependent inhibitionAllosteric modulationInsP3 receptorEnhanced channel activityType IOpen probabilityOpen timeReceptorsHigh ATP concentrationsHigh levelsATPLow ATP concentrationsIsoformsActivity
1996
Effects of Rapamycin on Ryanodine Receptor/Ca2+-Release Channels From Cardiac Muscle
Kaftan E, Marks A, Ehrlich B. Effects of Rapamycin on Ryanodine Receptor/Ca2+-Release Channels From Cardiac Muscle. Circulation Research 1996, 78: 990-997. PMID: 8635249, DOI: 10.1161/01.res.78.6.990.Peer-Reviewed Original ResearchConceptsRelease channelFK506-binding proteinCardiac muscleLong-term depressionEffect of rapamycinChannel functionProlyl isomerase activityRelease of Ca2Ryanodine receptor/Ca2Immunosuppressant drugsSkeletal muscle isoformCardiac RyRIsomerase activityRyanodine receptorRapamycinRyRsChannel familyImportant regulatory roleCis-trans peptidylOpen probabilitySubmicromolar concentrationsCell typesDrugsMuscleMuscle isoform
1994
Stabilization of calcium release channel (ryanodine receptor) function by FK506-binding protein
Brillantes A, Ondrias K, Scott A, Kobrinsky E, Ondriašová E, Moschella M, Jayaraman T, Landers M, Ehrlich B, Marks A. Stabilization of calcium release channel (ryanodine receptor) function by FK506-binding protein. Cell 1994, 77: 513-523. PMID: 7514503, DOI: 10.1016/0092-8674(94)90214-3.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCaffeineCalciumCalcium ChannelsCarrier ProteinsCell LineCloning, MolecularGene ExpressionHeat-Shock ProteinsIon Channel GatingIsometric ContractionLipid BilayersMuscle ProteinsPolyenesRabbitsRatsRecombinant ProteinsRNA, MessengerRuthenium RedRyanodineRyanodine Receptor Calcium Release ChannelSarcoplasmic ReticulumSirolimusTacrolimusTacrolimus Binding ProteinsConceptsCellular functionsFK506-binding proteinNatural cellular functionsRelease channel functionInsect cellsProline isomeraseIsomerase activityEndoplasmic reticulumChannel functionFKBP12Channel complexRyanodine receptorCytosolic receptorRelease channel complexRelease channelRapamycinProteinFunctional Ca2Open probabilityCaffeine activationIntracellular Ca2Mean open timeImmunosuppressant drugsCopurifiesReceptors
1991
Bell-shaped calcium-response curves of lns(l,4,5)P3- and calcium-gated channels from endoplasmic reticulum of cerebellum
Bezprozvanny L, Watras J, Ehrlich B. Bell-shaped calcium-response curves of lns(l,4,5)P3- and calcium-gated channels from endoplasmic reticulum of cerebellum. Nature 1991, 351: 751-754. PMID: 1648178, DOI: 10.1038/351751a0.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateAnimalsCalciumCalcium ChannelsCell MembraneCerebellumCytoplasmDogsEndoplasmic ReticulumFeedbackInositol 1,4,5-TrisphosphateInositol 1,4,5-Trisphosphate ReceptorsIon Channel GatingLipid BilayersReceptors, Cell SurfaceReceptors, CholinergicReceptors, Cytoplasmic and NuclearRyanodine Receptor Calcium Release ChannelConceptsCalcium-gated channelsRyanodine receptor/channelEndoplasmic reticulum vesiclesLigand sensitivityEndoplasmic reticulumReceptor/channelCalcium-activated channelChannel typesSame cellsIntracellular calcium regulationCalcium regulationPlanar bilayersCytoplasmic calciumIntracellular storesOpen probabilityCanine cerebellumComplex patternsDifferent responsesAdenine nucleotidesRelease of calciumFunctional propertiesRuthenium redMaximum activityInsP3CellsComparison of calcium release from sarcoplasmic reticulum of slow and fast twitch muscles
Lee Y, Ondrias K, Duhl A, Ehrlich B, Kim D. Comparison of calcium release from sarcoplasmic reticulum of slow and fast twitch muscles. The Journal Of Membrane Biology 1991, 122: 155-163. PMID: 1716686, DOI: 10.1007/bf01872638.Peer-Reviewed Original ResearchConceptsFast sarcoplasmic reticulumFast-twitch muscleSarcoplasmic reticulumRelease channelSlow sarcoplasmic reticulumTwitch muscleFast musclesSR vesiclesTypes of muscleCalcium releaseMechanism of Ca2MuscleScatchard analysisRyanodine receptorFunctional assaysRuthenium redSingle Ca2Single-channel conductanceOpen probabilityMolecular weight proteinsCa2Closed timeHigh molecular weight proteinsFunctional differences