2020
Classical complement cascade initiating C1q protein within neurons in the aged rhesus macaque dorsolateral prefrontal cortex
Datta D, Leslie SN, Morozov YM, Duque A, Rakic P, van Dyck CH, Nairn AC, Arnsten AFT. Classical complement cascade initiating C1q protein within neurons in the aged rhesus macaque dorsolateral prefrontal cortex. Journal Of Neuroinflammation 2020, 17: 8. PMID: 31906973, PMCID: PMC6945481, DOI: 10.1186/s12974-019-1683-1.Peer-Reviewed Original ResearchConceptsRat medial PFCPrimate dlPFCC1q levelsMedial PFCLayer IIIC1q proteinPrecise anatomical distributionMacaque dorsolateral prefrontal cortexAge-related degenerationDorsolateral prefrontal cortexAge-related changesC1q expressionSynapse lossBackgroundCognitive impairmentSpine lossComplement signalingInhibitory synapsesAnatomical distributionSynaptic localizationDisease pathogenesisGlial phagocytosisAlzheimer's diseaseClassical complementPrimate cortexPrefrontal cortex
2017
Seizures and Sleep in the Thalamus: Focal Limbic Seizures Show Divergent Activity Patterns in Different Thalamic Nuclei
Feng L, Motelow JE, Ma C, Biche W, McCafferty C, Smith N, Liu M, Zhan Q, Jia R, Xiao B, Duque A, Blumenfeld H. Seizures and Sleep in the Thalamus: Focal Limbic Seizures Show Divergent Activity Patterns in Different Thalamic Nuclei. Journal Of Neuroscience 2017, 37: 11441-11454. PMID: 29066556, PMCID: PMC5700426, DOI: 10.1523/jneurosci.1011-17.2017.Peer-Reviewed Original ResearchConceptsFocal limbic seizuresLimbic seizuresCentral lateralDifferent thalamic nucleiSeizure propagationThalamic nucleiNeuronal activityDivergent activity patternsFocal temporal lobe seizuresDepressed cortical functionDifferent thalamic regionsLimbic seizure propagationTemporal lobe seizuresFemale rat modelTemporal lobe epilepsySleep spindlesImpairment of consciousnessSubcortical arousal systemsVentral posteromedial nucleusSlow-wave sleepOverall firing rateQuality of lifeThalamocortical network activityThalamocortical information flowActivity patterns
2014
Disrupted in Schizophrenia 1 Modulates Medial Prefrontal Cortex Pyramidal Neuron Activity Through cAMP Regulation of Transient Receptor Potential C and Small-Conductance K+ Channels
El-Hassar L, Simen AA, Duque A, Patel KD, Kaczmarek LK, Arnsten AF, Yeckel MF. Disrupted in Schizophrenia 1 Modulates Medial Prefrontal Cortex Pyramidal Neuron Activity Through cAMP Regulation of Transient Receptor Potential C and Small-Conductance K+ Channels. Biological Psychiatry 2014, 76: 476-485. PMID: 24560582, PMCID: PMC4104266, DOI: 10.1016/j.biopsych.2013.12.019.Peer-Reviewed Original ResearchConceptsCyclic adenosine monophosphateIntracellular Ca2Prefrontal cortical pyramidal neuronsReceptor-mediated intracellular Ca2Regulation of cAMPPrefrontal cortical slicesCortical pyramidal neuronsDISC1 functionMajor depressive disorderPyramidal neuron activityPatch-clamp recordingsTRPC channel activityDISC1 disruptionPrefrontal cortex activityPyramidal neuronsCortical slicesDepressive disorderAdult ratsIntracellular calcium wavesSustained depolarizationViral knockdownNeuron activityBipolar disorderMental disordersCAMP generation
2013
Role of disrupted in schizophrenia 1 (DISC1) in stress-induced prefrontal cognitive dysfunction
Gamo NJ, Duque A, Paspalas CD, Kata A, Fine R, Boven L, Bryan C, Lo T, Anighoro K, Bermudez L, Peng K, Annor A, Raja A, Mansson E, Taylor SR, Patel K, Simen AA, Arnsten AF. Role of disrupted in schizophrenia 1 (DISC1) in stress-induced prefrontal cognitive dysfunction. Translational Psychiatry 2013, 3: e328-e328. PMID: 24301646, PMCID: PMC4030323, DOI: 10.1038/tp.2013.104.Peer-Reviewed Original ResearchConceptsPrefrontal cortexCyclic adenosine monophosphateMental illnessRestraint stressCognitive dysfunctionControl groupStress-induced cognitive dysfunctionPhosphodiesterase 4Schizophrenia 1Prefrontal cognitive dysfunctionMild restraint stressH restraint stressUnoperated control groupKD ratsDISC1 mutationViral knockdownNormal animalsPFC dysfunctionImpair functionIncreases SusceptibilityDysfunctionDISC1 geneIllnessCAMP levelsMultifunctional scaffolding protein
2007
Morphological characterization of electrophysiologically and immunohistochemically identified basal forebrain cholinergic and neuropeptide Y-containing neurons
Duque A, Tepper JM, Detari L, Ascoli GA, Zaborszky L. Morphological characterization of electrophysiologically and immunohistochemically identified basal forebrain cholinergic and neuropeptide Y-containing neurons. Brain Structure And Function 2007, 212: 55-73. PMID: 17717698, DOI: 10.1007/s00429-007-0143-3.Peer-Reviewed Original ResearchMeSH KeywordsAcetylcholineAnimalsAxonsBasal Nucleus of MeynertBrain MappingCell PolarityCell ShapeCholine O-AcetyltransferaseCholinergic FibersDendritesElectrophysiologyImage CytometryImmunohistochemistryLysineMaleNeural PathwaysNeuronsNeuropeptide YPresynaptic TerminalsRatsRats, Sprague-DawleySoftwareStaining and LabelingConceptsLocal axon collateralsNeuropeptide YBasal forebrainCholinergic neuronsAxon collateralsExtensive local axon collateralsBasal forebrain cholinergicBF cholinergic neuronsLocal axonal arborsCortical slow wavesCortical EEG activityDendritic arborization patternDendritic surface areaDistinct neuronal populationsForebrain cholinergicNPY neuronsBrainstem inputsDendritic thicknessAxonal arborsNeuronal firingArborization patternsSynaptic integrationNeuronal populationsCortical releaseCholinergicα2A-Adrenoceptors Strengthen Working Memory Networks by Inhibiting cAMP-HCN Channel Signaling in Prefrontal Cortex
Wang M, Ramos BP, Paspalas CD, Shu Y, Simen A, Duque A, Vijayraghavan S, Brennan A, Dudley A, Nou E, Mazer JA, McCormick DA, Arnsten AF. α2A-Adrenoceptors Strengthen Working Memory Networks by Inhibiting cAMP-HCN Channel Signaling in Prefrontal Cortex. Cell 2007, 129: 397-410. PMID: 17448997, DOI: 10.1016/j.cell.2007.03.015.Peer-Reviewed Original ResearchConceptsHCN channel blockadePrefrontal cortical neuronsDelay-related firingΑ2A adrenoceptorsChannel blockadeCortical neuronsInhibition of cAMPAlpha2A adrenoceptorsDendritic spinesNetwork firingElectrophysiological studiesPFC neuronsRecurrent excitationFunctional connectivityHCN channelsPrefrontal cortexHCN1 channelsPFC networksCAMP inhibitionStimulationBlockade
2000
EEG Correlation of the Discharge Properties of Identified Neurons in the Basal Forebrain
Duque A, Balatoni B, Detari L, Zaborszky L. EEG Correlation of the Discharge Properties of Identified Neurons in the Basal Forebrain. Journal Of Neurophysiology 2000, 84: 1627-1635. PMID: 10980032, DOI: 10.1152/jn.2000.84.3.1627.Peer-Reviewed Original ResearchConceptsLow-voltage fast activityBasal forebrainCortical slow wavesDistinct temporal relationshipsDifferent EEG patternsBF neuronsCortical circuitryCerebral hemispheresFast activityIdentified neuronsVentral aspectPeptidergic cellsCortical releaseFiring rateNeuron firingEEG patternsNeurons increasesNeuronsNeurotransmitter acetylcholineSlow wavesEEG correlationForebrainTemporal relationshipCell typesSpecific role