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
2010
Mice lacking the galanin gene show decreased sensitivity to nicotine conditioned place preference
Neugebauer NM, Henehan RM, Hales CA, Picciotto MR. Mice lacking the galanin gene show decreased sensitivity to nicotine conditioned place preference. Pharmacology Biochemistry And Behavior 2010, 98: 87-93. PMID: 21172385, PMCID: PMC3030658, DOI: 10.1016/j.pbb.2010.12.015.Peer-Reviewed Original ResearchConceptsGal-/- miceAcute nicotine administrationNicotine CPPPlace preferenceNicotine administrationRewarding effectsRole of galaninEffects of nicotineNucleus accumbens shellClass of drugsAmphetamine place preferenceDrugs of abuseGalanin signalingNeuropeptide galaninCPP chamberAlcohol drinkingNicotine rewardSignificant CPPExtracellular signal-related kinaseAccumbens shellGalanin peptideHigh doseSystem activationAlcohol preferenceSignal-related kinase
2008
Knockout of STriatal enriched protein tyrosine phosphatase in mice results in increased ERK1/2 phosphorylation
Venkitaramani DV, Paul S, Zhang Y, Kurup P, Ding L, Tressler L, Allen M, Sacca R, Picciotto MR, Lombroso PJ. Knockout of STriatal enriched protein tyrosine phosphatase in mice results in increased ERK1/2 phosphorylation. Synapse 2008, 63: 69-81. PMID: 18932218, PMCID: PMC2706508, DOI: 10.1002/syn.20608.Peer-Reviewed Original ResearchMeSH KeywordsAmygdalaAnimalsCells, CulturedCorpus StriatumHippocampusMiceMice, KnockoutMitogen-Activated Protein Kinase 1Mitogen-Activated Protein Kinase 3PhosphorylationProtein Tyrosine Phosphatases, Non-ReceptorUp-RegulationConceptsSTEP knockout miceStriatal enriched protein tyrosine phosphataseKnockout miceWild-type miceERK1/2 activityHomozygous knockout miceBrain-specific proteinsExtracellular signal-regulated kinase1/2Wild-type controlsCA2 regionKO miceSTEP protein levelsLateral nucleusCytoarchitectural abnormalitiesSynaptic stimulationCultured neuronsSynaptic plasticityMice resultsHeterozygous miceMiceERK1/2 phosphorylationProtein tyrosine phosphataseProtein levels