2024
Proteomic Profile of Circulating Extracellular Vesicles in the Brain after Δ9-Tetrahydrocannabinol Inhalation
Lallai V, Lam T, Garcia-Milian R, Chen Y, Fowler J, Manca L, Piomelli D, Williams K, Nairn A, Fowler C. Proteomic Profile of Circulating Extracellular Vesicles in the Brain after Δ9-Tetrahydrocannabinol Inhalation. Biomolecules 2024, 14: 1143. PMID: 39334909, PMCID: PMC11430348, DOI: 10.3390/biom14091143.Peer-Reviewed Original ResearchConceptsImmediate early gene c-fosChronic THC exposureEarly gene c-fosCannabinoid 1 receptorGene c-fosSex-specific mannerTHC exposurePsychoactive componentExtracellular vesiclesCentral signaling mechanismDrug effectsTHCChoroid plexus epithelial cellsFemale ratsC-fosPlexus epithelial cellsBrainCannabisRelease of EVsRegulate intercellular communicationCerebrospinal fluidEpithelial cellsIntercellular signaling mediatorsEV signalingIntercellular communication
2022
DARPP-32/protein phosphatase 1 regulates Rasgrp2 as a novel component of dopamine D1 receptor signaling in striatum
Kuroiwa M, Shuto T, Nagai T, Amano M, Kaibuchi K, Nairn A, Nishi A. DARPP-32/protein phosphatase 1 regulates Rasgrp2 as a novel component of dopamine D1 receptor signaling in striatum. Neurochemistry International 2022, 162: 105438. PMID: 36351540, DOI: 10.1016/j.neuint.2022.105438.Peer-Reviewed Original ResearchConceptsProtein phosphatase 1Phosphatase 1DARPP-32Receptor-induced phosphorylationPKA-dependent phosphorylationPKA/DARPPPP1 inhibitorPP1 substratesPP1 inhibitionPKA sitesRap1 activationOkadaic acidRASGRP2Novel componentRap1GAPPhosphorylationDARPP-32 knockout micePhospho-Thr34 DARPP-32Receptor activationPKAKnockout miceReceptor stimulationPP2A.Ser499Rap1
2018
Striatal Signaling Regulated by the H3R Histamine Receptor in a Mouse Model of tic Pathophysiology
Rapanelli M, Frick L, Jindachomthong K, Xu J, Ohtsu H, Nairn A, Pittenger C. Striatal Signaling Regulated by the H3R Histamine Receptor in a Mouse Model of tic Pathophysiology. Neuroscience 2018, 392: 172-179. PMID: 30278251, PMCID: PMC6204318, DOI: 10.1016/j.neuroscience.2018.09.035.Peer-Reviewed Original ResearchConceptsHDC-KO miceMitogen-activated protein kinaseHistamine receptorsWT animalsDorsal striatumH3R activationTic-like movementsStriatonigral medium spiny neuronsAkt phosphorylationMedium spiny neuronsWild-type miceRare genetic causeHistamine dysregulationAgonist treatmentKO miceSpiny neuronsTic disordersTic pathophysiologyStriatal signalingMouse modelNeuropsychiatric diseasesKO modelRepetitive movementsStriatumMice
2016
Glutamate Counteracts Dopamine/PKA Signaling via Dephosphorylation of DARPP-32 Ser-97 and Alteration of Its Cytonuclear Distribution
Nishi A, Matamales M, Musante V, Valjent E, Kuroiwa M, Kitahara Y, Rebholz H, Greengard P, Girault JA, Nairn AC. Glutamate Counteracts Dopamine/PKA Signaling via Dephosphorylation of DARPP-32 Ser-97 and Alteration of Its Cytonuclear Distribution. Journal Of Biological Chemistry 2016, 292: 1462-1476. PMID: 27998980, PMCID: PMC5270488, DOI: 10.1074/jbc.m116.752402.Peer-Reviewed Original ResearchConceptsProtein phosphatase 1Ser-97PKA signalingDARPP-32Thr-34Activation of PP2A.Multiple cellular levelsProtein DARPP-32Phosphatase 1Heterotrimer complexPKA actionPhosphorylation stateNuclear localizationThr-75Phosphatase assaysDephosphorylationDARPP-32 phosphorylationCultured striatal neuronsSer-130Cellular levelSignalingPhosphorylationMajor siteStriatal neuronsGlutamate
2001
Angiotensin II regulates phosphorylation of translation elongation factor-2 in cardiac myocytes
Everett A, Stoops T, Nairn A, Brautigan D. Angiotensin II regulates phosphorylation of translation elongation factor-2 in cardiac myocytes. AJP Heart And Circulatory Physiology 2001, 281: h161-h167. PMID: 11406481, DOI: 10.1152/ajpheart.2001.281.1.h161.Peer-Reviewed Original ResearchMeSH KeywordsAngiotensin IIAnimalsCells, CulturedChromonesEnzyme InhibitorsMitogen-Activated Protein KinasesMorpholinesMyocardiumPeptide Elongation Factor 2Phosphoprotein PhosphatasesPhosphorylationProtein BiosynthesisProtein Phosphatase 2RatsRats, Sprague-DawleyReceptor, Angiotensin, Type 1Receptor, Angiotensin, Type 2Receptors, AngiotensinSignal TransductionSirolimusConceptsEukaryotic elongation factor 2Mitogen-activated protein kinaseElongation factor 2Protein phosphatase 2A inhibitor okadaic acidTranslation elongation factor 2Protein synthesisInhibitor okadaic acidFactor 2Rapamycin (mTOR) inhibitor rapamycinProtein translationDephosphorylated statePolypeptide elongationII-dependent increaseProtein kinaseEEF2 kinaseOkadaic acidDependent regulationInhibitor FK506MAPK activationPD 98059Cardiac myocytesDephosphorylationInhibitor rapamycinNeonatal cardiac myocytesRat neonatal cardiac myocytesTARPP, a novel protein that accompanies TCR gene rearrangement and thymocyte education
Kisielow J, Nairn A, Karjalainen K. TARPP, a novel protein that accompanies TCR gene rearrangement and thymocyte education. European Journal Of Immunology 2001, 31: 1141-1149. PMID: 11298339, DOI: 10.1002/1521-4141(200104)31:4<1141::aid-immu1141>3.0.co;2-r.Peer-Reviewed Original ResearchAgingAmino Acid SequenceAnimalsAntibodiesBase SequenceCD3 ComplexCell DifferentiationCell LineageCells, CulturedCloning, MolecularDown-RegulationFlow CytometryGene Expression ProfilingGene Expression Regulation, DevelopmentalGene Rearrangement, T-LymphocyteMiceMice, Inbred C57BLMolecular Sequence DataMolecular WeightPhosphoproteinsProtein Phosphatase 1Receptors, Antigen, T-CellRNA, MessengerSignal TransductionThymus GlandEffects of chronic exposure to cocaine are regulated by the neuronal protein Cdk5
Bibb J, Chen J, Taylor J, Svenningsson P, Nishi A, Snyder G, Yan Z, Sagawa Z, Ouimet C, Nairn A, Nestler E, Greengard P. Effects of chronic exposure to cocaine are regulated by the neuronal protein Cdk5. Nature 2001, 410: 376-380. PMID: 11268215, DOI: 10.1038/35066591.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBrainCocaineCocaine-Related DisordersCorpus StriatumCyclin-Dependent Kinase 5Cyclin-Dependent KinasesDopamineDopamine and cAMP-Regulated Phosphoprotein 32Enzyme InhibitorsGene Expression Regulation, EnzymologicKinetinMaleMiceMice, TransgenicNerve Tissue ProteinsNeuronsOligonucleotide Array Sequence AnalysisPhosphoproteinsPhosphorylationProto-Oncogene Proteins c-fosPsychomotor PerformancePurinesRatsRats, Sprague-DawleyReceptors, Dopamine D1RoscovitineSignal TransductionConceptsTranscription factorsSuch transcription factorsDownstream target genesCyclin-dependent kinase 5DNA array analysisTarget genesGene expressionCocaine administrationKinase 5Inducible transgenic miceChronic exposureCdk5 inhibitorMessenger RNACocaine addictionArray analysisDopamine-mediated neurotransmissionDopamine-containing nerve terminalsMedium spiny neuronsD1 dopamine receptorsChronic cocaine administrationOverexpression of ΔFosBProteinTransgenic miceAdaptive changesSpiny neuronsElongation Factor-2 Phosphorylation and the Regulation of Protein Synthesis by Calcium
Nairn A, Matsushita M, Nastiuk K, Horiuchi A, Mitsui K, Shimizu Y, Palfrey H. Elongation Factor-2 Phosphorylation and the Regulation of Protein Synthesis by Calcium. Progress In Molecular And Subcellular Biology 2001, 27: 91-129. PMID: 11575162, DOI: 10.1007/978-3-662-09889-9_4.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsCalciumCalcium-Calmodulin-Dependent Protein KinasesCell CycleCell DivisionCyclic AMP-Dependent Protein KinasesCysteine EndopeptidasesElongation Factor 2 KinaseHumansMolecular Sequence DataMultienzyme ComplexesNeuronsPeptide Chain Elongation, TranslationalPeptide Elongation Factor 2PhosphorylationProteasome Endopeptidase ComplexProtein BiosynthesisSequence Homology, Amino AcidSignal TransductionUbiquitinConceptsProtein synthesisElongation factor 2 phosphorylationDephosphorylation of eEF2Eukaryotic protein synthesisAminoacyl-tRNA synthetasesFactor 2 phosphorylationElongation factor 2Ribosomal proteinsRegulated processInitiation factorsDependent kinasesKey proteinsRate of elongationPeptidyl-tRNAPhysiological roleKinasePhosphorylationFactor 2EEF2P siteThr56ProteinSynthetasesDephosphorylationRibosomesDecreased levels of ARPP-19 and PKA in brains of Down syndrome and Alzheimer’s disease
Kim S, Nairn A, Cairns N, Lubec G. Decreased levels of ARPP-19 and PKA in brains of Down syndrome and Alzheimer’s disease. Journal Of Neural Transmission. Supplementa 2001, 263-272. PMID: 11771749, DOI: 10.1007/978-3-7091-6262-0_21.Peer-Reviewed Original ResearchConceptsARPP-19Protein kinaseDifferential display polymerase chain reactionAlzheimer's diseaseDown syndromeCAMP-dependent protein kinaseTemporal cortexActivity of PKASignal transductionDownregulated sequenceBrain regionsNeurodegenerative disordersDiseaseImpaired mechanismsProtein levelsDecreased activityChain reactionFirst evidenceSignificant reductionSyndromeCortexDisordersTransductionHomologyKinase
2000
Amplification of dopaminergic signaling by a positive feedback loop
Nishi A, Bibb J, Snyder G, Higashi H, Nairn A, Greengard P. Amplification of dopaminergic signaling by a positive feedback loop. Proceedings Of The National Academy Of Sciences Of The United States Of America 2000, 97: 12840-12845. PMID: 11050161, PMCID: PMC18851, DOI: 10.1073/pnas.220410397.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCalcineurinCocaineCyclic AMP-Dependent Protein KinasesCyclin-Dependent Kinase 5Cyclin-Dependent KinasesDopamineDopamine and cAMP-Regulated Phosphoprotein 32FeedbackIn Vitro TechniquesMiceMice, Inbred C57BLNeostriatumNerve Tissue ProteinsPhosphoprotein PhosphatasesPhosphoproteinsPhosphorylationProtein Phosphatase 2Receptors, Dopamine D1Receptors, Dopamine D2Signal TransductionConceptsState of phosphorylationProtein kinaseThr-75Protein phosphatase 2A activityCAMP-dependent protein kinasePhosphatase 2A activityCyclin-dependent kinase 5DARPP-32Dopamine D1 receptor-mediated activationDopamine D2 receptor stimulationStriatal DARPP-32Receptor-mediated activationD2 receptor stimulationAction of dopamineEffects of dopaminePositive feedback loopPKA signalingKinase 5Inhibitory constraintPhosphorylationAcute cocaineWhole animalNeostriatal slicesReceptor stimulationDopaminergic signalingThe Dopamine/D1 Receptor Mediates the Phosphorylation and Inactivation of the Protein Tyrosine Phosphatase STEP via a PKA-Dependent Pathway
Paul S, Snyder G, Yokakura H, Picciotto M, Nairn A, Lombroso P. The Dopamine/D1 Receptor Mediates the Phosphorylation and Inactivation of the Protein Tyrosine Phosphatase STEP via a PKA-Dependent Pathway. Journal Of Neuroscience 2000, 20: 5630-5638. PMID: 10908600, PMCID: PMC6772528, DOI: 10.1523/jneurosci.20-15-05630.2000.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateAnimalsCatalytic DomainCorpus StriatumCyclic AMP-Dependent Protein KinasesEnzyme ActivationIn Vitro TechniquesMaleMolecular Sequence DataNeuronsPhosphoproteinsPhosphorus RadioisotopesPhosphorylationProtein Tyrosine PhosphatasesProtein Tyrosine Phosphatases, Non-ReceptorRatsRats, Sprague-DawleyReceptors, Dopamine D1Signal TransductionConceptsProtein tyrosine phosphatase familyCAMP-dependent protein kinaseTryptic phosphopeptide mappingPotential phosphorylation sitesUnique N-terminalProtein-protein interactionsMembrane-associated proteinsRole of phosphorylationTyrosine phosphatase familyAmino acid sequenceSite-directed mutagenesisAmino acid sequencingPKA-dependent pathwayTyrosine phosphatase STEPPhosphatase familyPhosphopeptide mappingPhosphorylation sitesAlternative splicingSubcellular compartmentsProtein kinaseTerminal domainEquivalent residuesCytosolic proteinsSpecific residuesAcid sequence
1999
Phosphorylation of DARPP-32 by Cdk5 modulates dopamine signalling in neurons
Bibb J, Snyder G, Nishi A, Yan Z, Meijer L, Fienberg A, Tsai L, Kwon Y, Girault J, Czernik A, Huganir R, Hemmings H, Nairn A, Greengard P. Phosphorylation of DARPP-32 by Cdk5 modulates dopamine signalling in neurons. Nature 1999, 402: 669-671. PMID: 10604473, DOI: 10.1038/45251.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCDC2 Protein KinaseCyclic AMP-Dependent Protein KinasesCyclin-Dependent Kinase 5Cyclin-Dependent KinasesDopamineDopamine and cAMP-Regulated Phosphoprotein 32Enzyme InhibitorsIn Vitro TechniquesMiceNerve Tissue ProteinsNeuronsPhosphoproteinsPhosphorylationRecombinant ProteinsSignal TransductionThreonineConceptsProtein kinase APhospho-ThrDARPP-32Serine/threonine phosphataseSerine/threonine kinaseInhibitor of PKAProtein phosphatase 1Signal transduction moleculesParticular amino acid residuesSignal transduction mechanismsAmino acid residuesCyclin-dependent kinase 5Threonine phosphataseThreonine 75PKA substratesThreonine kinasePhosphatase 1Phosphatase inhibitorProtein kinaseTransduction moleculesKinase ASingle proteinKinase 5Transduction mechanismsKinase
1998
The DARPP-32/protein phosphatase-1 cascade: a model for signal integration1Published on the World Wide Web on 22 January 1998.1
Greengard P, Nairn A, Girault J, Ouimet C, Snyder G, Fisone G, Allen P, Fienberg A, Nishi A. The DARPP-32/protein phosphatase-1 cascade: a model for signal integration1Published on the World Wide Web on 22 January 1998.1. Brain Research Reviews 1998, 26: 274-284. PMID: 9651542, DOI: 10.1016/s0165-0173(97)00057-x.Peer-Reviewed Original Research
1997
N-methyl-d-aspartate receptor activation and visual activity induce elongation factor-2 phosphorylation in amphibian tecta: A role for N-methyl-d-aspartate receptors in controlling protein synthesis
Scheetz A, Nairn A, Constantine-Paton M. N-methyl-d-aspartate receptor activation and visual activity induce elongation factor-2 phosphorylation in amphibian tecta: A role for N-methyl-d-aspartate receptors in controlling protein synthesis. Proceedings Of The National Academy Of Sciences Of The United States Of America 1997, 94: 14770-14775. PMID: 9405688, PMCID: PMC25112, DOI: 10.1073/pnas.94.26.14770.Peer-Reviewed Original ResearchConceptsEukaryotic translation elongation factor 2EEF2 phosphorylationProtein synthesisTranslation elongation factor 2Elongation factor 2 phosphorylationProtein synthetic machinerySubset of proteinsFactor 2 phosphorylationElongation factor 2Synaptic plasticityNMDAR activationNumerous transcriptsProtein translationReceptor activationNew proteinsTranscriptional alterationsSynthetic machineryPhosphorylationN-methyl-D-aspartate (NMDA) receptor activationDendritic localizationN-methyl-D-aspartate receptorsProtein expressionFactor 2Aspartate receptor activationProteinThe Regulation of Glycogen Synthase by Protein Phosphatase 1 in 3T3-L1 Adipocytes EVIDENCE FOR A POTENTIAL ROLE FOR DARPP-32 IN INSULIN ACTION*
Brady M, Nairn A, Saltiel A. The Regulation of Glycogen Synthase by Protein Phosphatase 1 in 3T3-L1 Adipocytes EVIDENCE FOR A POTENTIAL ROLE FOR DARPP-32 IN INSULIN ACTION*. Journal Of Biological Chemistry 1997, 272: 29698-29703. PMID: 9368038, DOI: 10.1074/jbc.272.47.29698.Peer-Reviewed Original ResearchConceptsProtein phosphatase 1PP1 activityGlycogen synthasePhosphatase 1DARPP-32Glycogen synthesisPrimary rat adipocytesPP1 proteinProtein DARPP-32Glycogen synthase activityKinetic lagSynthase activityGlycogen accumulationDifferentiationRat adipocytesAdipocytesFibroblast extractsAdipocyte cellsTotal glycogen synthase activitySynthaseInsulin actionPotential roleSpecific activityParticulate fractionInsulin pretreatment
1996
Inhibition of Tumor Necrosis Factor Signal Transduction in Endothelial Cells by Dimethylaminopurine*
Marino M, Dunbar J, Wu L, Ngaiza J, Han H, Guo D, Matsushita M, Nairn A, Zhang Y, Kolesnick R, Jaffe E, Donner D. Inhibition of Tumor Necrosis Factor Signal Transduction in Endothelial Cells by Dimethylaminopurine*. Journal Of Biological Chemistry 1996, 271: 28624-28629. PMID: 8910494, DOI: 10.1074/jbc.271.45.28624.Peer-Reviewed Original ResearchMeSH KeywordsAdenineAnimalsCattleEndothelium, VascularEnzyme InhibitorsEukaryotic Initiation Factor-4EHistaminePeptide Elongation Factor 2Peptide Elongation FactorsPeptide Initiation FactorsPhosphorylationProtein Serine-Threonine KinasesProto-Oncogene Proteins c-rafSignal TransductionTumor Necrosis Factor-alphaConceptsBovine aortic endothelial cellsElongation factor 2Distinct signal transduction cascadesEukaryotic initiation factor 4ETNF signal transduction pathwayEF-2 phosphorylationC-Jun N-terminal kinaseSignal transduction cascadeInitiation factor 4EProtein kinase activitySignal transduction pathwaysEndothelial cellsN-terminal kinaseTNF actionPhosphorylation cascadeEIF-4ESignal transductionTransduction cascadeTransduction pathwaysResponse of BAECsJun-B expressionKinase activityProtein synthesisPhosphorylationCell types
1992
Mechanism of desensitization of the epidermal growth factor receptor protein-tyrosine kinase.
Countaway J, Nairn A, Davis R. Mechanism of desensitization of the epidermal growth factor receptor protein-tyrosine kinase. Journal Of Biological Chemistry 1992, 267: 1129-1140. PMID: 1309762, DOI: 10.1016/s0021-9258(18)48406-2.Peer-Reviewed Original ResearchConceptsProtein tyrosine kinase activityKinase activityEGF receptorIntrinsic protein tyrosine kinase activityGrowth factor receptor protein tyrosine kinaseSrc homology 2 (SH2) regionsEpidermal growth factor receptor protein tyrosine kinaseEGF receptor protein tyrosine kinase activityReceptor protein tyrosine kinaseRegulatory phosphorylation sitesEGF-stimulated phosphorylationCalmodulin-dependent protein kinase IIProtein tyrosine kinasesEGF-stimulated endocytosisProtein kinase IICell surface receptorsEpidermal growth factor receptorPhosphorylation sitesBinding of EGFSignal transductionGrowth factor receptorCarboxyl terminusSer1046/7Kinase IIEGF treatment
1989
Role of protein phosphorylation in neuronal signal transduction1
Hemmings H, Nairn A, McGuinness T, Huganir R, Greengard P. Role of protein phosphorylation in neuronal signal transduction1. The FASEB Journal 1989, 3: 1583-1592. PMID: 2493406, DOI: 10.1096/fasebj.3.5.2493406.Peer-Reviewed Original ResearchConceptsProtein phosphorylationSubstrate proteinsSignal transductionProtein kinaseMolecular mechanismsProtein phosphatase inhibitorSignal transduction processesPrecise molecular mechanismsAdditional molecular mechanismsSignal transduction1Extracellular signalsPhosphatase inhibitorAdditional phosphoproteinsPhysiological processesTransduction processesNicotinic acetylcholine receptorsPhosphorylationSynaptic transmissionNervous systemSynapsin IExcitable cellsDARPP-32TransductionKinaseNeurotransmitter release