2024
Stress and inflammation target dorsolateral prefrontal cortex function: Neural mechanisms underlying weakened cognitive control
Joyce M, Uchendu S, Arnsten A. Stress and inflammation target dorsolateral prefrontal cortex function: Neural mechanisms underlying weakened cognitive control. Biological Psychiatry 2024 PMID: 38944141, DOI: 10.1016/j.biopsych.2024.06.016.Peer-Reviewed Original ResearchMental disordersDorsolateral prefrontal cortex functionPrefrontal cortex functionSubgenual cingulate cortexRegulate emotional responsesDorsolateral prefrontal cortexChronic stress exposurePosterior association cortexMedial PFCCognitive controlPrefrontal cortexWorking memoryCingulate cortexRegulate attentionCortex functionNeural mechanismsDlPFCBrain regionsStress exposureAssociation cortexTop-down projectionsEmotional responsesSpine lossArousal statePersistent firingDynamic Network Connectivity: from monkeys to humans
Arnsten A, Wang M, D’Esposito M. Dynamic Network Connectivity: from monkeys to humans. Frontiers In Human Neuroscience 2024, 18: 1353043. PMID: 38384333, PMCID: PMC10879414, DOI: 10.3389/fnhum.2024.1353043.Peer-Reviewed Original ResearchDynamic network connectivityFunctional MRIFunctional connectivityHuman brain imaging researchDorsolateral prefrontal cortexNMDA receptor neurotransmissionBrain imaging researchHuman fMRI studiesPrefrontal cortexReceptor neurotransmissionWorking memoryFMRI studyBrain regionsPersistent neuronal firingNeuromodulator acetylcholineCognitive disordersCortical regionsDlPFCPost-synaptic densityArousal stateStrength of synaptic connectionsNeuronal firingCognitive statesImaging researchDendritic spines
2020
The calcium‐containing smooth endoplasmic reticulum is a focus of risk factors for early‐ and late‐onset Alzheimer’s disease
Datta D, Mentone S, Morozov Y, van Dyck C, Arnsten A. The calcium‐containing smooth endoplasmic reticulum is a focus of risk factors for early‐ and late‐onset Alzheimer’s disease. Alzheimer's & Dementia 2020, 16 DOI: 10.1002/alz.047651.Peer-Reviewed Original ResearchLate-onset Alzheimer's diseaseAlzheimer's diseaseSmooth endoplasmic reticulumAD pathologyCalcium dysregulationRisk factorsCalcium leakMonkey dorsolateral prefrontal cortexAutosomal dominant Alzheimer's diseaseNeurofibrillary tangle formationGenetic risk factorsMedial temporal lobeDorsolateral prefrontal cortexMonkey DLPFCAD neurodegenerationTangle formationAge-related pathologiesTemporal lobeAnimal modelsAssociation cortexPS2 mutationTherapeutic interventionsBrain regionsEtiological eventInternal calcium
2017
Chapter 2 The Cellular Mechanisms of Executive Functions and Working Memory Relevance to Mental Disorders
Lightbourne T, Arnsten A. Chapter 2 The Cellular Mechanisms of Executive Functions and Working Memory Relevance to Mental Disorders. 2017, 21-40. DOI: 10.1016/b978-0-12-803676-1.00002-7.Peer-Reviewed Original ResearchPrefrontal cortexAttention deficit hyperactivity disorderDevastating neuropsychiatric disorderAdvanced ageTopographical organizationTherapeutic interventionsAlzheimer's diseaseMental disordersBrain regionsNeuropsychiatric pathologiesNormal individualsHigher-order cognitive abilitiesNeuropsychiatric disordersUncontrollable stressHyperactivity disorderCellular mechanisms
2012
Guanfacine for the treatment of cognitive disorders: a century of discoveries at Yale.
Arnsten AF, Jin LE. Guanfacine for the treatment of cognitive disorders: a century of discoveries at Yale. The Yale Journal Of Biology And Medicine 2012, 85: 45-58. PMID: 22461743, PMCID: PMC3313539.Peer-Reviewed Original ResearchConceptsAttention deficit hyperactivity disorderPrefrontal cortexCognitive disordersHigher-order cognitive abilitiesDeficit hyperactivity disorderPFC cognitive functionCognitive abilitiesHyperactivity disorderCognitive functionMemory functionPFC functionAgonist guanfacineBrain regionsGuanfacineRecent researchNeurobiologyYale Medical SchoolCentury of discoveryDisordersTherapeutic targetTourette syndromePostsynaptic spinesEmotionsMemorySyndrome
2010
The use of α-2A adrenergic agonists for the treatment of attention-deficit/hyperactivity disorder
Arnsten A. The use of α-2A adrenergic agonists for the treatment of attention-deficit/hyperactivity disorder. Expert Review Of Neurotherapeutics 2010, 10: 1595-1605. PMID: 20925474, PMCID: PMC3143019, DOI: 10.1586/ern.10.133.Peer-Reviewed Original ResearchConceptsAttention-deficit/hyperactivity disorderPrefrontal cortexHyperactivity disorderPFC functionPFC gray matterPFC pyramidal cellsPyramidal cell networksDorsolateral prefrontal cortexPFC connectionsReceptors inhibitsPyramidal cellsAdrenergic agonistsDendritic spinesVentromedial prefrontal cortexGray matterRelated disordersBrain regionsNeuropsychiatric disordersPotassium channelsDisordersPatientsRecent dataPhysiological connectionTreatmentExecutive functioning
2006
Estrogen enhances stress-induced prefrontal cortex dysfunction: relevance to Major Depressive Disorder in women
Shansky R, Arnsten A. Estrogen enhances stress-induced prefrontal cortex dysfunction: relevance to Major Depressive Disorder in women. Dialogues In Clinical Neuroscience 2006, 8: 478-481. PMCID: PMC3181833.Peer-Reviewed Original ResearchMajor depressive disorderPost-traumatic stress disorderDepressive disorderPrevalence of MDDPrefrontal cortex dysfunctionMost anxiety disordersAnimal modelsMental illnessBrain regionsEstrogenStress disorderAnxiety disordersNeurobiological responsesWomenDisordersEffects of stressLiterature demonstratingMenGreater vulnerabilityBiological causesDysfunctionIllnessPrevalenceStress responseBrain
2000
The Alpha-2A-Adrenoceptor Agonist, Guanfacine, Increases Regional Cerebral Blood Flow in Dorsolateral Prefrontal Cortex of Monkeys Performing a Spatial Working Memory Task
Avery R, Franowicz J, Studholme C, van Dyck C, Arnsten A. The Alpha-2A-Adrenoceptor Agonist, Guanfacine, Increases Regional Cerebral Blood Flow in Dorsolateral Prefrontal Cortex of Monkeys Performing a Spatial Working Memory Task. Neuropsychopharmacology 2000, 23: 240-249. PMID: 10942848, DOI: 10.1016/s0893-133x(00)00111-1.Peer-Reviewed Original ResearchMeSH KeywordsAdrenergic alpha-2 Receptor AgonistsAdrenergic alpha-AgonistsAnimalsCerebrovascular CirculationCognitionFemaleGuanfacineImage Processing, Computer-AssistedMacaca mulattaMagnetic Resonance ImagingMemoryPrefrontal CortexSpace PerceptionStimulation, ChemicalTomography, Emission-Computed, Single-PhotonConceptsRegional cerebral blood flowCerebral blood flowPrefrontal cortexDorsolateral prefrontal cortexBlood flowAlpha 2A-adrenoceptorsAuditory association areasSuperior temporal cortexBlood flow tracerSPECT measuresAdrenoceptor agonistsAdrenoceptor stimulationAlpha-2aMemory taskAdrenoreceptor agonistIntravenous cathetersGuanfacine treatmentTemporal cortexRCBF valuesAssociation areasBrain regionsGuanfacineCortexSpatial Working Memory taskCognitive performance
1997
The acetylcholine releaser linopirdine increases parietal regional cerebral blood flow in Alzheimer’s disease
van Dyck C, Lin C, Robinson R, Cellar J, Smith E, Nelson J, Arnsten A, Hoffer P. The acetylcholine releaser linopirdine increases parietal regional cerebral blood flow in Alzheimer’s disease. Psychopharmacology 1997, 132: 217-226. PMID: 9292621, DOI: 10.1007/s002130050339.Peer-Reviewed Original ResearchConceptsRegional cerebral blood flowParietal regional cerebral blood flowCerebral blood flowAlzheimer's diseaseAD patientsBlood flowDouble-blind trialWeeks of treatmentAD drug therapyProbable Alzheimer's diseaseParietal association cortexSingle photon emissionPlacebo TIDRCBF abnormalitiesCholinergic drugsDrug therapyHealthy controlsRCBF ratiosPharmacological interventionsHealthy subjectsAssociation cortexPatientsLinopirdineBrain regionsNeuropsychological function