2024
Brain state and cortical layer-specific mechanisms underlying perception at threshold
Morton M, Denagamage S, Blume I, Reynolds J, Jadi M, Nandy A. Brain state and cortical layer-specific mechanisms underlying perception at threshold. ELife 2024, 12: rp91722. PMID: 39556415, PMCID: PMC11573349, DOI: 10.7554/elife.91722.Peer-Reviewed Original ResearchConceptsHIT trialsProcessing of sensory stimuliStable retinal imageBehavioral statesExcitatory neuronsNeural activitySpontaneous activityElevated synchronyPerceptual thresholdsCortical layersMeasures of stateElectrophysiological activitySensory stimuliRetinal imagesVisual area V4TrialsHeightened arousalTarget stimuliStimulus identityElevated arousalSuperficial layersFeed-forward pathwayStimulus changeCortical columnsIdentical stimuliDevelopment of a Marmoset Apparatus for Automated Pulling to study cooperative behaviors
Meisner O, Shi W, Fagan N, Greenwood J, Jadi M, Nandy A, Chang S. Development of a Marmoset Apparatus for Automated Pulling to study cooperative behaviors. ELife 2024, 13: rp97088. PMID: 39466838, PMCID: PMC11517257, DOI: 10.7554/elife.97088.Peer-Reviewed Original ResearchBrain-state mediated modulation of inter-laminar dependencies in visual cortex
Das A, Sheffield A, Nandy A, Jadi M. Brain-state mediated modulation of inter-laminar dependencies in visual cortex. Nature Communications 2024, 15: 5105. PMID: 38877026, PMCID: PMC11178935, DOI: 10.1038/s41467-024-49144-w.Peer-Reviewed Original ResearchConceptsBrain state fluctuationsUnique dependenceSpatial attentionBehavioral outcomesState fluctuationsDeployment of spatial attentionDeployment of attentionBehaviorally relevant objectsComputational goalCluttered environmentsVisual cortexObject recognitionExcitatory populationHierarchical computationVisual area V4Internal fluctuationsDependenceRelevant objectsModulation patternsTask demandsEnhance information transferCortical networksNeural activityInformation transferArea V4
2023
Laminar mechanisms of saccadic suppression in primate visual cortex
Denagamage S, Morton M, Hudson N, Reynolds J, Jadi M, Nandy A. Laminar mechanisms of saccadic suppression in primate visual cortex. Cell Reports 2023, 42: 112720. PMID: 37392385, PMCID: PMC10528056, DOI: 10.1016/j.celrep.2023.112720.Peer-Reviewed Original ResearchConceptsSaccadic suppressionFiring rateInter-neuronal correlationsLocal inhibitory activityCortical firing ratesEye movementsSaccadic eye movementsPutative inhibitory interneuronsDistinct neural subpopulationsVisual cortical networkPrimate visual cortexVisual area V4Inhibitory interneuronsCortical circuitryVisual cortexSaccade onsetArea V4Single neuronsCortical networksNeural subpopulationsVisual stabilityNeuronsInhibitory activityTemporary reductionVisual sensitivity
2016
Laminar Organization of Attentional Modulation in Macaque Visual Area V4
Nandy AS, Nassi JJ, Reynolds JH. Laminar Organization of Attentional Modulation in Macaque Visual Area V4. Neuron 2016, 93: 235-246. PMID: 27989456, PMCID: PMC5217483, DOI: 10.1016/j.neuron.2016.11.029.Peer-Reviewed Original ResearchNeurons in Macaque Area V4 Are Tuned for Complex Spatio-Temporal Patterns
Nandy AS, Mitchell JF, Jadi MP, Reynolds JH. Neurons in Macaque Area V4 Are Tuned for Complex Spatio-Temporal Patterns. Neuron 2016, 91: 920-930. PMID: 27499085, PMCID: PMC4990477, DOI: 10.1016/j.neuron.2016.07.026.Peer-Reviewed Original Research
2013
The Fine Structure of Shape Tuning in Area V4
Nandy AS, Sharpee TO, Reynolds JH, Mitchell JF. The Fine Structure of Shape Tuning in Area V4. Neuron 2013, 78: 1102-1115. PMID: 23791199, PMCID: PMC3694358, DOI: 10.1016/j.neuron.2013.04.016.Peer-Reviewed Original Research