2024
Key Roles of CACNA1C/Cav1.2 and CALB1/Calbindin in Prefrontal Neurons Altered in Cognitive Disorders
Datta D, Yang S, Joyce M, Woo E, McCarroll S, Gonzalez-Burgos G, Perone I, Uchendu S, Ling E, Goldman M, Berretta S, Murray J, Morozov Y, Arellano J, Duque A, Rakic P, O’Dell R, van Dyck C, Lewis D, Wang M, Krienen F, Arnsten A. Key Roles of CACNA1C/Cav1.2 and CALB1/Calbindin in Prefrontal Neurons Altered in Cognitive Disorders. JAMA Psychiatry 2024, 81: 870-881. PMID: 38776078, PMCID: PMC11112502, DOI: 10.1001/jamapsychiatry.2024.1112.Peer-Reviewed Original ResearchDorsolateral prefrontal cortexPrefrontal cortexLayer III pyramidal cellsWorking memoryCognitive disordersNeuronal firingPrimate dorsolateral prefrontal cortexPyramidal cellsSpatial working memoryWorking memory performanceRisk of mental disordersCalcium-related proteinsReduced neuronal firingL-type calcium channel Cav1.2GluN2B-NMDA receptorsL-type calcium channel activityPrefrontal neuronsL-type calcium channel blockerMemory performanceL-type calcium channelsMental disordersRisk of cognitive disordersCognitive behaviorProtein expressionAssociated with increased risk
2021
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 studyInhibitorsM1 receptors interacting with NMDAR enhance delay-related neuronal firing and improve working memory performance
Galvin VC, Yang S, Lowet AS, Datta D, Duque A, Arnsten AF, Wang M. M1 receptors interacting with NMDAR enhance delay-related neuronal firing and improve working memory performance. Current Research In Neurobiology 2021, 2: 100016. PMID: 35098156, PMCID: PMC8794314, DOI: 10.1016/j.crneur.2021.100016.Peer-Reviewed Original ResearchNicotinic α7 receptorsMemory performanceMemory taskNMDA receptorsSingle neuron activityMemory circuitryDLPFCPrimate dlPFCΑ7 receptorsM1 receptorsCognitive disordersDLPFC circuitryPermissive actionPersistent activityGlutamatergic NMDA receptorsNMDAR dysfunctionMemoryNMDAR blockadeMuscarinic M1 receptorsTreatment of schizophreniaRecurrent excitatory circuitsPositive allosteric modulatorsNMDA applicationExcitatory circuitsNeuronal activityChronic 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
2020
The genie in the bottle-magnified calcium signaling in dorsolateral prefrontal cortex
Arnsten AFT, Datta D, Wang M. The genie in the bottle-magnified calcium signaling in dorsolateral prefrontal cortex. Molecular Psychiatry 2020, 26: 3684-3700. PMID: 33319854, PMCID: PMC8203737, DOI: 10.1038/s41380-020-00973-3.Peer-Reviewed Original ResearchConceptsDorsolateral prefrontal cortexCognitive disordersPrefrontal cortexPrimate dorsolateral prefrontal cortexHigher cortical circuitsPrimary visual cortexInternal calcium releaseRisk of schizophreniaAge-related lossLevels of calciumDendritic atrophyAmyloid pathologyCalcium binding proteinInflammatory insultCalcium overloadTau phosphorylationCortical circuitsDendritic spinesNeuronal firingCalcium channelsAssociation cortexSynaptic efficacyVisual cortexAlzheimer's diseaseSpecial molecular mechanism