2013
Cocaine-Induced Changes of Synaptic Transmission in the Striatum are Modulated by Adenosine A2A Receptors and Involve the Tyrosine Phosphatase STEP
Chiodi V, Mallozzi C, Ferrante A, Chen JF, Lombroso PJ, Di Stasi AM, Popoli P, Domenici MR. Cocaine-Induced Changes of Synaptic Transmission in the Striatum are Modulated by Adenosine A2A Receptors and Involve the Tyrosine Phosphatase STEP. Neuropsychopharmacology 2013, 39: 569-578. PMID: 23989619, PMCID: PMC3895235, DOI: 10.1038/npp.2013.229.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCerebral CortexCocaineCorpus StriatumDopamine Uptake InhibitorsEnzyme InhibitorsGene Expression RegulationHumansIn Vitro TechniquesInhibitory Postsynaptic PotentialsMaleMiceMice, Inbred C57BLMice, KnockoutNeural PathwaysNeuronsProtein Tyrosine Phosphatases, Non-ReceptorReceptor, Adenosine A2ASynaptic TransmissionSynaptosomesVanadatesConceptsEffects of cocaineSynaptic transmissionAdenosine A2A receptorsStriatal-enriched protein tyrosine phosphatasePharmacological actionsA2A receptorsWhole-cell voltage-clamp recordingsA2AR antagonist ZM241385Excitatory post-synaptic currentsCocaine-induced reductionMedium spiny neuronsCocaine-induced changesVoltage-clamp recordingsPost-synaptic currentsA2AR knockout miceCorticostriatal slicesStriatal slicesPsychomotor effectsSpiny neuronsSynaptic mechanismsAntagonist ZM241385Synaptic depressionClamp recordingsBrain areasStriatum
2011
Striatal‐enriched protein tyrosine phosphatase (STEP) knockout mice have enhanced hippocampal memory
Venkitaramani DV, Moura PJ, Picciotto MR, Lombroso PJ. Striatal‐enriched protein tyrosine phosphatase (STEP) knockout mice have enhanced hippocampal memory. European Journal Of Neuroscience 2011, 33: 2288-2298. PMID: 21501258, PMCID: PMC3118976, DOI: 10.1111/j.1460-9568.2011.07687.x.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBehavior, AnimalFocal Adhesion Kinase 2HippocampusMemoryMiceMice, Inbred C57BLMice, KnockoutMitogen-Activated Protein Kinase 1Mitogen-Activated Protein Kinase 3PhosphorylationProtein Tyrosine Phosphatases, Non-ReceptorReceptors, AMPAReceptors, N-Methyl-D-AspartateSynaptic TransmissionConceptsStriatal-enriched protein tyrosine phosphataseSTEP KO miceProtein tyrosine phosphataseBrain-specific phosphataseProline-rich tyrosine kinaseEffect of deletionN-methyl-D-aspartate receptorsERK1/2 substratesNR1/NR2B N‐Methyl‐d‐Aspartate ReceptorsPotential molecular mechanismsTyrosine phosphataseSignaling proteinsTyrosine phosphorylationDownstream effectorsKinase 1/2Molecular mechanismsTyrosine kinaseFunctional importanceKnockout micePhosphorylationSTEP knockout miceSynaptic strengtheningIsoxazole propionic acid (AMPA) receptorsSynaptosomal expressionRegulation
1995
Cellular and molecular characterization of a brain-enriched protein tyrosine phosphatase
Boulanger L, Lombroso P, Raghunathan A, During M, Wahle P, Naegele. Cellular and molecular characterization of a brain-enriched protein tyrosine phosphatase. Journal Of Neuroscience 1995, 15: 1532-1544. PMID: 7869116, PMCID: PMC6577844, DOI: 10.1523/jneurosci.15-02-01532.1995.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntibodies, MonoclonalAxonsBlotting, WesternBrainCerebral CortexCorpus StriatumImmunohistochemistryIn Situ HybridizationMiceMice, Inbred BALB CNeuronsPeptide FragmentsProtein Tyrosine PhosphatasesProtein Tyrosine Phosphatases, Non-ReceptorRatsRNA, MessengerSynaptic TransmissionTissue DistributionConceptsSubstantia nigraAdult rat brainCombination of immunocytochemistrySitu hybridization studiesProjection neuronsBasal gangliaCaudate putamenPresynaptic axonsStriatal enriched protein tyrosine phosphataseRat brainBrain regionsImmunocytochemical stainingLesion experimentsWestern blotLesion studiesWestern blottingMonoclonal antibodiesMRNA expression patternsImmunoreactive formsImmunoreactive bandsProtein tyrosine phosphataseNigraSitu hybridizationHybridization studiesSTEP isoforms