Glutamate Carboxypeptidase II in Aging Rat Prefrontal Cortex Impairs Working Memory Performance
Datta D, Leslie SN, Woo E, Amancharla N, Elmansy A, Lepe M, Mecca AP, Slusher BS, Nairn AC, Arnsten AFT. Glutamate Carboxypeptidase II in Aging Rat Prefrontal Cortex Impairs Working Memory Performance. Frontiers In Aging Neuroscience 2021, 13: 760270. PMID: 34867287, PMCID: PMC8634091, DOI: 10.3389/fnagi.2021.760270.Peer-Reviewed Original ResearchCognitive disordersRat medial PFCMedial PFCGCPII inhibitorsPFC cognitive deficitsPrefrontal cortical activationGlutamate carboxypeptidase IIGCPII proteinMGluR3 expressionLocal infusionSystemic administrationAged ratsGCPII inhibitionMemory performancePrefrontal cortex impairsCortical activationCognitive impairmentCognitive deficitsInflammationGenetic insultsCarboxypeptidase IIDisordersGCPIICurrent studyInhibitorsChronic Stress Weakens Connectivity in the Prefrontal Cortex: Architectural and Molecular Changes
Woo E, Sansing LH, Arnsten AFT, Datta D. Chronic Stress Weakens Connectivity in the Prefrontal Cortex: Architectural and Molecular Changes. Chronic Stress 2021, 5: 24705470211029254. PMID: 34485797, PMCID: PMC8408896, DOI: 10.1177/24705470211029254.Peer-Reviewed Original ResearchLoss of spinesPrefrontal cortexSpine lossPersistent firingUncontrollable stressDendritic spine lossChronic stress exposureMarked cognitive impairmentInternal calcium releaseRecurrent excitatory connectionsCatecholamine releaseInflammatory signalingSynaptic connectivityCognitive disordersChronic exposureCalcium homeostasisPFC neuronsCognitive impairmentBrain regionsChronic stressCalcium releaseExcitatory connectionsStress exposurePotassium channelsSpine