2024
The circuit mechanisms of working memory: Key roles of the dorsolateral prefrontal cortex
Arnsten A, Martinez-Trujillo J. The circuit mechanisms of working memory: Key roles of the dorsolateral prefrontal cortex. 2024 DOI: 10.1016/b978-0-443-15754-7.00038-9.Peer-Reviewed Original ResearchDorsolateral prefrontal cortexPrefrontal cortexWorking memoryMechanisms of working memorySpatial working memoryPosterior association cortexExecutive functionMediodorsal thalamusSketch padMental representationsAssociation cortexSubcortical connectionsCholinergic neurotransmissionCircuit mechanismsRecurrent excitatory circuitsNMDA receptorsAbstract thoughtPersistent firingPrimate researchCortexDlPFCExcitatory circuitsMemorySensory stimulationAlzheimer's disease
2020
Insights into Cognitive Disorders in Aging and Mental Illness: Molecular Influences on Circuits of the Prefrontal Cortex
Arnsten A. Insights into Cognitive Disorders in Aging and Mental Illness: Molecular Influences on Circuits of the Prefrontal Cortex. 2020 DOI: 10.1093/oxfordhb/9780190069162.013.4.Peer-Reviewed Original ResearchPrefrontal cortexAbsence of sensory stimulationGoal-directed behaviorTop-down controlWorking memoryPrefrontal microcircuitsAffective disordersDynamic network connectivityMental disordersArousal systemCognitive disordersMental illnessCortical synaptic connectivityAbstract thoughtCortexRepresentation of informationDisordersSensory stimulationSynaptic strengthAlzheimer's diseaseRecurrent excitatory connectionsSynaptic connectionsExcitatory connectionsSchizophreniaNetwork connectivity
2013
NMDA Receptors Subserve Persistent Neuronal Firing during Working Memory in Dorsolateral Prefrontal Cortex
Wang M, Yang Y, Wang CJ, Gamo NJ, Jin LE, Mazer JA, Morrison JH, Wang XJ, Arnsten AF. NMDA Receptors Subserve Persistent Neuronal Firing during Working Memory in Dorsolateral Prefrontal Cortex. Neuron 2013, 77: 736-749. PMID: 23439125, PMCID: PMC3584418, DOI: 10.1016/j.neuron.2012.12.032.Peer-Reviewed Original ResearchConceptsPersistent firingDorsolateral prefrontal cortexAMPA receptorsPrefrontal cortexPrimate dorsolateral prefrontal cortexSystemic ketamine administrationPersistent neuronal firingAMPAR blockadePrimate dlPFCKetamine actionKetamine administrationNMDAR blockadeNMDA receptorsSystemic ketamineNetwork firingNeuronal firingAlzheimer's diseaseReceptor influencesImpair cognitionResponse cellsRecurrent excitationSensory stimulation