2024
Inducing representational change in the hippocampus through real-time neurofeedback
Peng K, Wammes J, Nguyen A, Iordan C, Norman K, Turk-Browne N. Inducing representational change in the hippocampus through real-time neurofeedback. Philosophical Transactions Of The Royal Society B Biological Sciences 2024, 379: 20230091. PMID: 39428880, PMCID: PMC11491844, DOI: 10.1098/rstb.2023.0091.Peer-Reviewed Original ResearchConceptsFunctional magnetic resonance imagingReal-time functional magnetic resonance imagingPatterns of fMRI activityCategorical perception taskReal-time neurofeedbackNeurocognitive mechanismsFMRI sessionStimulus similarityFMRI activationTask demandsBehavioral consequencesUntrained objectsNeural representationPerception taskMemory integrationRepresentational changeEndogenous neuromodulatorNeurofeedbackHippocampusCortical representationIncreased coactivationMagnetic resonance imagingVisual cortexMemoryMultiple theoriesInfant neuroscience: how to measure brain activity in the youngest minds
Turk-Browne N, Aslin R. Infant neuroscience: how to measure brain activity in the youngest minds. Trends In Neurosciences 2024, 47: 338-354. PMID: 38570212, DOI: 10.1016/j.tins.2024.02.003.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsFunctional magnetic resonance imagingFunctional near-infrared spectroscopyMeasure brain activityBrain activityApplication of functional magnetic resonance imagingHuman infantsCognitive neuroscienceCognitive tasksInfant brainAwake infantsMagnetic resonance imagingNear-infrared spectroscopyMagnetoencephalographyMindfulnessResonance imagingNon-invasive methodInfantsElectroencephalography
2023
Hippocampal Mechanisms Support Cortisol-Induced Memory Enhancements
Sherman B, Harris B, Turk-Browne N, Sinha R, Goldfarb E. Hippocampal Mechanisms Support Cortisol-Induced Memory Enhancements. Journal Of Neuroscience 2023, 43: 7198-7212. PMID: 37813570, PMCID: PMC10601369, DOI: 10.1523/jneurosci.0916-23.2023.Peer-Reviewed Original ResearchConceptsFunctional magnetic resonance imagingMemory enhancementEpisodic memoryAssociative memoryEpisodic memory encodingBrain regionsHigh-resolution functional magnetic resonance imagingHuman hippocampusHigh-resolution fMRIStress-related hormone cortisolHormone cortisolMemory benefitsEmotional memoryMemory encodingEmotional eventsEmotional associationsHippocampal representationsHippocampal signaturesFunctional neuroimagingHippocampal mechanismsStressful eventsFunctional connectivityHippocampal functionMemory formationSalient information
2021
Retinotopic organization of visual cortex in human infants
Ellis CT, Yates TS, Skalaban LJ, Bejjanki VR, Arcaro MJ, Turk-Browne NB. Retinotopic organization of visual cortex in human infants. Neuron 2021, 109: 2616-2626.e6. PMID: 34228960, DOI: 10.1016/j.neuron.2021.06.004.Peer-Reviewed Original ResearchConceptsVisual cortexFunctional magnetic resonance imagingAdult visual cortexMagnetic resonance imagingVisual areas V1Retinotopic organizationRetinotopic mapResonance imagingHorizontal meridianRetinotopic mappingCortexSubsequent developmental changesArea V1InfantsHuman infantsFunctional maturityFunctional mapsDevelopmental changesLow spatial frequenciesEarly maturationExtrastriateMonthsAttention recruits frontal cortex in human infants
Ellis CT, Skalaban LJ, Yates TS, Turk-Browne NB. Attention recruits frontal cortex in human infants. Proceedings Of The National Academy Of Sciences Of The United States Of America 2021, 118: e2021474118. PMID: 33727420, PMCID: PMC7999871, DOI: 10.1073/pnas.2021474118.Peer-Reviewed Original ResearchConceptsFunctional magnetic resonance imagingEvent-related functional magnetic resonance imagingOrienting of attentionAllocation of attentionInfant attentionInvalid trialsBrief cueUpcoming targetValid trialsFMRI activityInfants' fixationsTrial typesSalient eventsNeural effectsAttention networkFrontal regionsInfant brainHuman infantsParietal lobeBrain regionsFrontal cortexYoung infantsCuesInfant ageAttentionChapter 5 Studying episodic memory using real-time fMRI
Wammes J, Lin Q, Norman K, Turk-Browne N. Chapter 5 Studying episodic memory using real-time fMRI. 2021, 107-130. DOI: 10.1016/b978-0-12-822421-2.00011-9.ChaptersEpisodic memoryReal-time functional magnetic resonance imagingFunctional magnetic resonance imagingLong-term memoryReal-time fMRIUnique theoretical insightsHuman memoryNeural mechanismsCognitive functionBrain statesRtfMRIMemoryCorrelational approachIndividual experiencesHuman brainFuture researchMagnetic resonance imagingEmotionsTheoretical insightsFMRICausal relationshipNascent fieldExperienceEncodingPerception
2014
Pruning of memories by context-based prediction error
Kim G, Lewis-Peacock JA, Norman KA, Turk-Browne NB. Pruning of memories by context-based prediction error. Proceedings Of The National Academy Of Sciences Of The United States Of America 2014, 111: 8997-9002. PMID: 24889631, PMCID: PMC4066528, DOI: 10.1073/pnas.1319438111.Peer-Reviewed Original ResearchConceptsFunctional magnetic resonance imagingPattern similarity analysisLong-term memoryMultivariate pattern classificationContext-based predictionsExperienced contextItem representationsMemoryHuman brainUnreliable memorySimilarity analysisPrediction errorAdaptive processItemsMagnetic resonance imagingRobust supportRepresentationPattern classificationResonance imagingContextBrainMemory banksFindingsSupportBehavior