2012
Genetic manipulation of STEP reverses behavioral abnormalities in a fragile X syndrome mouse model
Goebel‐Goody S, Wilson‐Wallis E, Royston S, Tagliatela S, Naegele J, Lombroso P. Genetic manipulation of STEP reverses behavioral abnormalities in a fragile X syndrome mouse model. Genes Brain & Behavior 2012, 11: 586-600. PMID: 22405502, PMCID: PMC3922131, DOI: 10.1111/j.1601-183x.2012.00781.x.Peer-Reviewed Original ResearchConceptsFragile X syndromeFragile X syndrome mouse modelProtein tyrosine phosphataseMental retardation proteinMRNAs downstreamControl translationTyrosine phosphataseGenetic manipulationGenetic basisFMR1 geneLoss of stepsX syndromeSyndrome mouse modelFMRPReceptor activationGlutamate receptor activationExcess levelsSynaptic strengthSynaptic strengtheningBasal levelsC-Fos activationActivationTranscriptionFynMouse model
2008
The Tyrosine Phosphatase STEP Mediates AMPA Receptor Endocytosis after Metabotropic Glutamate Receptor Stimulation
Zhang Y, Venkitaramani DV, Gladding CM, Zhang Y, Kurup P, Molnar E, Collingridge GL, Lombroso PJ. The Tyrosine Phosphatase STEP Mediates AMPA Receptor Endocytosis after Metabotropic Glutamate Receptor Stimulation. Journal Of Neuroscience 2008, 28: 10561-10566. PMID: 18923032, PMCID: PMC2586105, DOI: 10.1523/jneurosci.2666-08.2008.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCells, CulturedEndocytosisHippocampusMaleMethoxyhydroxyphenylglycolMiceMice, KnockoutNeuronsProtein Tyrosine Phosphatases, Non-ReceptorRatsRats, Sprague-DawleyReceptors, AMPAReceptors, Metabotropic GlutamateConceptsStriatal-enriched protein tyrosine phosphataseProtein tyrosine phosphataseTyrosine phosphataseAMPAR internalizationMitogen-activated protein kinasePhosphoinositide-3-kinase (PI3K) pathwayAMPA receptor endocytosisTyrosine dephosphorylationAMPA receptor traffickingReceptor endocytosisProtein kinaseKinase pathwayStimulation of mGluR5Receptor traffickingNMDAR endocytosisAMPAR traffickingEndocytosisMetabotropic glutamate receptor stimulationTraffickingSurface expressionInternalizationGlutamate receptor stimulationSynaptic plasticityCentral eventPhosphatase