2010
Mechanisms for acute stress-induced enhancement of glutamatergic transmission and working memory
Yuen EY, Liu W, Karatsoreos IN, Ren Y, Feng J, McEwen BS, Yan Z. Mechanisms for acute stress-induced enhancement of glutamatergic transmission and working memory. Molecular Psychiatry 2010, 16: 156-170. PMID: 20458323, PMCID: PMC3108461, DOI: 10.1038/mp.2010.50.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornBiophysicsCells, CulturedCorticosteroneDose-Response Relationship, DrugDrug InteractionsElectric StimulationExcitatory Amino Acid AgentsExcitatory Postsynaptic PotentialsGene Expression RegulationGlutamic AcidGreen Fluorescent ProteinsHormone AntagonistsImmediate-Early ProteinsIn Vitro TechniquesLong-Term PotentiationMaleMaze LearningMemory, Short-TermMifepristonePatch-Clamp TechniquesPeptidesPrefrontal CortexProtein Serine-Threonine KinasesPyramidal CellsRab GTP-Binding ProteinsRatsRats, Sprague-DawleyReceptors, GlutamateRNA, Small InterferingStress, PsychologicalSynaptic TransmissionTime FactorsTransfectionConceptsPrefrontal cortexGlutamatergic transmissionAcid receptorsPFC pyramidal neuronsAspartic acid (NMDA) receptorsIsoxazolepropionic acid (AMPA) receptorsInduction of serumCorticosteroid stress hormonesFunction of NMDARsStress-induced enhancementSustained potentiationPyramidal neuronsCorticosterone treatmentSynaptic responsesSynaptic transmissionBehavioral stressorsGlucocorticoid-inducible kinaseGlucocorticoid receptorAcute stressStress hormonesΑ-aminoSurface expressionReceptorsUnderlying mechanismReceptor recyclingThe Stress Hormone Corticosterone Increases Synaptic α-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic Acid (AMPA) Receptors via Serum- and Glucocorticoid-inducible Kinase (SGK) Regulation of the GDI-Rab4 Complex*
Liu W, Yuen EY, Yan Z. The Stress Hormone Corticosterone Increases Synaptic α-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic Acid (AMPA) Receptors via Serum- and Glucocorticoid-inducible Kinase (SGK) Regulation of the GDI-Rab4 Complex*. Journal Of Biological Chemistry 2010, 285: 6101-6108. PMID: 20051515, PMCID: PMC2825404, DOI: 10.1074/jbc.m109.050229.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnti-Inflammatory AgentsCell LineCerebral CortexCorticosteroneGuanine Nucleotide Dissociation InhibitorsImmediate-Early ProteinsMiceNeuronsProtein Serine-Threonine KinasesProtein TransportRab4 GTP-Binding ProteinsRatsReceptors, AMPAReceptors, NeurotransmitterSynapsesUp-RegulationConceptsNucleotide Dissociation InhibitorSer-213Glucocorticoid-inducible kinaseRab proteinsKinase regulationDissociation inhibitorIsoxazolepropionic acid (AMPA) receptorsSmall GTPaseEarly endosomesAcid receptorsFunctional cycleCorticosteroid signalingSGK phosphorylationPlasma membraneRab4Receptor recyclingMolecular mechanismsCellular targetsCorticosteroid stress hormonesNeuronal functionPhosphorylationSurface expressionStress hormonesMembraneRegulation
2009
Acute stress enhances glutamatergic transmission in prefrontal cortex and facilitates working memory
Yuen EY, Liu W, Karatsoreos IN, Feng J, McEwen BS, Yan Z. Acute stress enhances glutamatergic transmission in prefrontal cortex and facilitates working memory. Proceedings Of The National Academy Of Sciences Of The United States Of America 2009, 106: 14075-14079. PMID: 19666502, PMCID: PMC2729022, DOI: 10.1073/pnas.0906791106.Peer-Reviewed Original ResearchConceptsAcute stressPrefrontal cortexGlucocorticoid receptorPotentiation of NMDARPFC pyramidal neuronsLong-term potentiationKey brain regionsCorticosteroid stress hormonesGR-dependent mechanismGlutamatergic transmissionPyramidal neuronsSynaptic transmissionBehavioral stressorsSynaptic currentsPFC neuronsBehavioral testsBrain regionsChronic stressAMPAR subunitsRecurrent excitationStress hormonesBeneficial effectsCellular mechanismsSurface expressionNMDAR