2024
Transcranial optogenetic brain modulator for precise bimodal neuromodulation in multiple brain regions
Shin H, Nam M, Lee S, Yang S, Yang E, Jung J, Kim H, Woo J, Cho Y, Yoon Y, Cho I. Transcranial optogenetic brain modulator for precise bimodal neuromodulation in multiple brain regions. Nature Communications 2024, 15: 10423. PMID: 39613730, PMCID: PMC11607408, DOI: 10.1038/s41467-024-54759-0.Peer-Reviewed Original ResearchConceptsBrain regionsBrain modulesModulation of brain functionTranscranial brain stimulationMultiple brain regionsUpconversion particlesSymptoms of Parkinson's diseaseOptical crosstalkStudy of neural circuitsFood competition testBrain dysfunctionExternal light sourceLight sourcesBrain functionStudy of complex behaviorsSpatial resolutionNeural circuitsBrain disordersDevelopment of treatmentsOptogenetic techniquesBrain stimulationNeural populationsBrainParkinson's diseaseNeuromodulationMultiple Intrinsic Timescales Govern Distinct Brain States in Human Sleep
Lendner J, Lin J, Larsson P, Helfrich R. Multiple Intrinsic Timescales Govern Distinct Brain States in Human Sleep. Journal Of Neuroscience 2024, 44: e0171242024. PMID: 39187378, PMCID: PMC11484545, DOI: 10.1523/jneurosci.0171-24.2024.Peer-Reviewed Original ResearchConceptsPower spectrumBrain statesDecay processAperiodic activityIntrinsic timescalesHuman intracranial electroencephalographyTimescalesDecaySpectraNeuronal oscillationsDecay functionNonrapid eye movement sleepElectrophysiological power spectrumPhysical propertiesEye movement sleepNeural populationsRegion-specific mannerHuman sleepTemporal regularityStateMovement sleepOscillationsSuperpositionPharmacological modulationPopulation encoding of stimulus features along the visual hierarchy
Dyballa L, Rudzite A, Hoseini M, Thapa M, Stryker M, Field G, Zucker S. Population encoding of stimulus features along the visual hierarchy. Proceedings Of The National Academy Of Sciences Of The United States Of America 2024, 121: e2317773121. PMID: 38227668, PMCID: PMC10823231, DOI: 10.1073/pnas.2317773121.Peer-Reviewed Original ResearchConceptsPartitioning feature spaceConvolutional neural networkNeural populationsDiverse visual featuresBattery of visual stimuliManifold embedding techniquesMachine learning approachFeature spaceEncoded featuresVisual featuresNeural networkProperties of individual neuronsPrimary visual cortexPopulation encodingEmbedding techniqueLearning approachPartitioning featuresVisual hierarchyContinuous representationV1 populationsStimulus spaceMulti-electrode arrayGroups of neuronsIndividual neuronsVisual cortex
2022
Transient beta activity and cortico-muscular connectivity during sustained motor behaviour
Echeverria-Altuna I, Quinn A, Zokaei N, Woolrich M, Nobre A, van Ede F. Transient beta activity and cortico-muscular connectivity during sustained motor behaviour. Progress In Neurobiology 2022, 214: 102281. PMID: 35550908, PMCID: PMC9742854, DOI: 10.1016/j.pneurobio.2022.102281.Peer-Reviewed Original ResearchConceptsMotor behaviorMeasured magnetoencephalographyIsometric contractionBeta activitySingle-trial levelSustained isometric contractionCortico-muscular connectivityTask demandsMotor demandsMotor stateMotor requirementsDistant neural populationsFrequency-specific connectivityNeural oscillationsBeta connectivityHuman participantsContralateral musclesMotor cortexNeural populationsNeural synchronisationDownstream muscles
2021
Allocentric representation in the human amygdala and ventral visual stream
Evensmoen H, Rimol L, Winkler A, Betzel R, Hansen T, Nili H, Håberg A. Allocentric representation in the human amygdala and ventral visual stream. Cell Reports 2021, 34: 108658. PMID: 33472067, DOI: 10.1016/j.celrep.2020.108658.Peer-Reviewed Original ResearchConceptsFunctional magnetic resonance imagingMedial temporal lobeVentral visual streamHigh-resolution functional magnetic resonance imagingMagnetic resonance imagingBrain activation patternsDistinct neural populationsVisual streamMain brain structuresEntorhinal cortexTemporal lobePerirhinal cortexResonance imagingParahippocampal cortexBrain structuresCortexHippocampusAmygdalaFusiform cortexActivation patternsHuman amygdalaYoung menNeural populationsAllocentric representationsConnector hubs
2020
Specialized medial prefrontal–amygdala coordination in other-regarding decision preference
Dal Monte O, Chu CCJ, Fagan NA, Chang SWC. Specialized medial prefrontal–amygdala coordination in other-regarding decision preference. Nature Neuroscience 2020, 23: 565-574. PMID: 32094970, PMCID: PMC7131896, DOI: 10.1038/s41593-020-0593-y.Peer-Reviewed Original ResearchConceptsMultiple cognitive operationsRostral anterior cingulate gyrusMedial prefrontal cortexSubcortical brain regionsAnterior cingulate gyrusCognitive operationsGamma frequency bandSocial decisionsSpecialized coordinationPrefrontal cortexNegative ORPSocial behaviorNeural populationsCingulate gyrusBrain regionsBasolateral amygdalaNetwork interactDecision preferencesSpecific directionalityNeuronal interactionsRewardGyrusAmygdalaPreferencesCortex
2019
The impact of modulating the blood–brain barrier on the electrophysiological and histological outcomes of intracortical electrodes
Falcone JD, Sohal H, Kyriakides T, Bellamkonda RV. The impact of modulating the blood–brain barrier on the electrophysiological and histological outcomes of intracortical electrodes. Journal Of Neural Engineering 2019, 16: 046005. PMID: 31048574, DOI: 10.1088/1741-2552/ab1ef9.Peer-Reviewed Original ResearchConceptsCCL2/CCR2 pathwayCCR2 pathwayBlood-brain barrier integrityIntracortical electrodesPro-inflammatory monocytesBlood-brain barrierBBB breachFunctional electrophysiologyChronic outcomesHistological outcomesWeek cohortCCR2 antagonistHistological effectsTreatment groupsElectrode implantationNeurodegenerative modelsBarrier integrityElectrophysiological recordingsNumber of neuronsWeeksHistologyLong-term recordingsBiological mechanismsNeural populationsElectrophysiology
2013
Associative Learning Enhances Population Coding by Inverting Interneuronal Correlation Patterns
Jeanne JM, Sharpee TO, Gentner TQ. Associative Learning Enhances Population Coding by Inverting Interneuronal Correlation Patterns. Neuron 2013, 78: 352-363. PMID: 23622067, PMCID: PMC3641681, DOI: 10.1016/j.neuron.2013.02.023.Peer-Reviewed Original ResearchConceptsNeural populationsStimulus-specific changesSensory signalsInterneuronal correlationsAssociative learning procedureCortical neuronsRelevant sensory signalsAuditory cortical neuronsTarget of learningAssociative learningCortical encodingNatural acoustic signalsBehavioral relevanceSpecific sensory signalsPopulation codeLearning procedurePopulation codingNeuronsLearningSingle neuronsCoordinated activityEmergent propertiesPopulationAcoustic signalsEncoding
2007
Neural Synchrony in Schizophrenia: From Networks to New Treatments
Ford JM, Krystal JH, Mathalon DH. Neural Synchrony in Schizophrenia: From Networks to New Treatments. Schizophrenia Bulletin 2007, 33: 848-852. PMID: 17567628, PMCID: PMC2632315, DOI: 10.1093/schbul/sbm062.Peer-Reviewed Original ResearchConceptsBrain regionsNeural basisFunctional neuroanatomyNeural oscillationsTemporal synchronyNeural synchronyDifferent brain regionsNeural activityNeural assembliesNeural populationsCognitive dysfunctionDistinct neuronal populationsSchizophreniaTemporal domainPhasic relationshipSynaptic transmissionNeuronal populationsTranslational studiesNew treatmentsEmergent propertiesSynchronyNeural networkNeuroanatomyPsychosisNeurochemistry
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