2019
Serotonin transport in the 21st century
Rudnick G, Sandtner W. Serotonin transport in the 21st century. The Journal Of General Physiology 2019, 151: 1248-1264. PMID: 31570504, PMCID: PMC6829555, DOI: 10.1085/jgp.201812066.Peer-Reviewed Original Research
2009
Ligand Effects on Cross-linking Support a Conformational Mechanism for Serotonin Transport*
Tao Z, Zhang YW, Agyiri A, Rudnick G. Ligand Effects on Cross-linking Support a Conformational Mechanism for Serotonin Transport*. Journal Of Biological Chemistry 2009, 284: 33807-33814. PMID: 19837674, PMCID: PMC2797150, DOI: 10.1074/jbc.m109.071977.Peer-Reviewed Original ResearchConceptsN-terminal cyanogen bromide fragmentGamma-aminobutyric acid transporterCyanogen bromide fragmentsTransmembrane 1Cysteine residuesMutagenesis strategyAcid transportersConformational mechanismSerotonin transportCysteineCorresponding positionDisulfide CrossTransportersSynaptic cleftResiduesSame molecule
1993
Amphetamine derivatives interact with both plasma membrane and secretory vesicle biogenic amine transporters.
Schuldiner S, Steiner-Mordoch S, Yelin R, Wall S, Rudnick G. Amphetamine derivatives interact with both plasma membrane and secretory vesicle biogenic amine transporters. Molecular Pharmacology 1993, 44: 1227-31. PMID: 7903417.Peer-Reviewed Original ResearchMeSH Keywords3,4-MethylenedioxyamphetamineAnimalsBlood PlateletsCarrier ProteinsCattleCell MembraneChromaffin GranulesFenfluramineHumansIn Vitro TechniquesMembrane GlycoproteinsMembrane Transport ProteinsNerve Tissue ProteinsN-Methyl-3,4-methylenedioxyamphetamineP-ChloroamphetamineReserpineSerotoninSerotonin Plasma Membrane Transport ProteinsConceptsVesicular amine transporterVesicular amine transportAmine transportersAmine transportSerotonin transportChromaffin granule membrane vesiclesPlasma membrane transportersBiogenic amine transportersPlasma membraneMembrane transportersMembrane vesiclesSubstrate siteVesicular transportersTransportersDelta pHNon-neurotoxic amphetamine derivatives release serotonin through serotonin transporters.
Rudnick G, Wall S. Non-neurotoxic amphetamine derivatives release serotonin through serotonin transporters. Molecular Pharmacology 1993, 43: 271-6. PMID: 8429828.Peer-Reviewed Original ResearchMeSH KeywordsAmphetaminesBlood PlateletsCarrier ProteinsCell MembraneChromaffin GranulesHumansImipramineIn Vitro TechniquesIndansMembrane GlycoproteinsMembrane Transport ProteinsMethamphetamineModels, BiologicalNerve EndingsNerve Tissue ProteinsRadioligand AssaySerotoninSerotonin Plasma Membrane Transport ProteinsConceptsChromaffin granule membrane vesiclesPlasma membrane vesiclesMembrane vesiclesPlatelet plasma membrane vesiclesPlasma membrane transportersSerotonin transportBiogenic amine transportersMembrane transportersAmine transportersTransportersVesiclesDopamine transporterSerotonin transporterModel systemHalf-maximal concentrationNerve terminalsTransmembraneCocaine analogBindingSimilar concentrationsHigh concentrationsCellsTransport
1989
Zwitterionic and Anionic Forms of a Serotonin Analog as Transport Substrates
Rudnick G, Kirk K, Fishkes H, Schuldiner S. Zwitterionic and Anionic Forms of a Serotonin Analog as Transport Substrates. Journal Of Biological Chemistry 1989, 264: 14865-14868. PMID: 2549040, DOI: 10.1016/s0021-9258(18)63781-0.Peer-Reviewed Original ResearchConceptsBiogenic amine transportersAmine transportersPlasma membrane serotonin transporterSubstrate translocationBovine chromaffin granulesTransport substratesHuman blood plateletsSerotonin transportChromaffin granulesTransportersBlood plateletsSerotonin transporterKmIdentical ratesTranslocationSubstrateTransport
1986
Characterization of native and reconstituted hydrogen ion pumping adenosinetriphosphatase of chromaffin granules.
Dean G, Nelson P, Rudnick G. Characterization of native and reconstituted hydrogen ion pumping adenosinetriphosphatase of chromaffin granules. Biochemistry 1986, 25: 4918-25. PMID: 2876726, DOI: 10.1021/bi00365a029.Peer-Reviewed Original ResearchConceptsChromaffin granule membranesATPase activityChromaffin granulesGranule membranesATP-dependent ion pumpsInhibitor sodium azidePlatelet dense granulesReconstituted membranesATP hydrolysisATP hydrolaseNucleotide dependenceAmine transportTransport ATPasesMitochondrial ATPaseAdrenal chromaffin granulesInhibitor sensitivityGranule acidificationIon pumpsSerotonin transportATPasesATPaseMonodisperse formATPOctyl glucosideNBD-Cl
1984
Spiperone: evidence for uptake into secretory granules.
Dannies P, Rudnick M, Fishkes H, Rudnick G. Spiperone: evidence for uptake into secretory granules. Proceedings Of The National Academy Of Sciences Of The United States Of America 1984, 81: 1867-1870. PMID: 6584920, PMCID: PMC345023, DOI: 10.1073/pnas.81.6.1867.Peer-Reviewed Original ResearchConceptsSerotonin receptorsSecretory granulesRat pituitary tumor cellsMicroM reserpinePlatelet dense granulesPituitary tumor cellsDopamine antagonistsIntracellular storage organellesSpiperoneTumor cellsSerotonin transportDense granulesBiogenic amine transportReceptorsCell strainsDopamineEquimolar concentrationsSpecific ligandsAmine transportStorage organellesPlasma membrane transport systemsReserpineAntagonistMinNeurons
1983
The serotonin transporter-imipramine "receptor".
Talvenheimo J, Fishkes H, Nelson P, Rudnick G. The serotonin transporter-imipramine "receptor". Journal Of Biological Chemistry 1983, 258: 6115-6119. PMID: 6853478, DOI: 10.1016/s0021-9258(18)32380-9.Peer-Reviewed Original Research
1982
Bioenergetics of serotonin transport by membrane vesicles derived from platelet dense granules.
Fishkes H, Rudnick G. Bioenergetics of serotonin transport by membrane vesicles derived from platelet dense granules. Journal Of Biological Chemistry 1982, 257: 5671-5677. PMID: 7068613, DOI: 10.1016/s0021-9258(19)83830-9.Peer-Reviewed Original ResearchConceptsPlatelet dense granulesMembrane vesiclesSerotonin transport activitySoluble enzymatic activityPresence of ATPCarbonyl cyanide p-trifluoromethoxyphenylhydrazoneAddition of ATPOsmotic lysatesTransport activityCyanide p-trifluoromethoxyphenylhydrazoneEnzymatic activityDensity gradient centrifugationVesiclesSerotonin transportVesicle interiorDense granulesMembrane potentialP-trifluoromethoxyphenylhydrazoneGradient centrifugationATPAssay mediumAdenine nucleotidesBioenergeticsNucleotidesGranulesCoupling of transmembrane proton gradients to platelet serotonin transport.
Keyes S, Rudnick G. Coupling of transmembrane proton gradients to platelet serotonin transport. Journal Of Biological Chemistry 1982, 257: 1172-1176. PMID: 7056713, DOI: 10.1016/s0021-9258(19)68170-6.Peer-Reviewed Original ResearchConceptsPlasma membrane vesiclesSerotonin transportTransmembrane proton gradientPlatelet plasma membraneTransmembrane ion gradientsApparent competitionPlasma membraneMembrane vesiclesProton gradientIon gradientsSerotonin accumulationSole driving forceVesiclesAccumulationSerotonin transporterPH differencePhysiological pHTransportersTransportPH stimulationMembraneGradient