2021
Effects of Smoking Status and State on Intrinsic Connectivity
Yip SW, Lichenstein SD, Garrison K, Averill CL, Viswanath H, Salas R, Abdallah CG. Effects of Smoking Status and State on Intrinsic Connectivity. Biological Psychiatry Cognitive Neuroscience And Neuroimaging 2021, 7: 895-904. PMID: 33618016, PMCID: PMC8373998, DOI: 10.1016/j.bpsc.2021.02.004.Peer-Reviewed Original ResearchMeSH KeywordsBrain MappingHumansMagnetic Resonance ImagingSmokingSmoking CessationTobacco Use DisorderConceptsSmoking statusIntrinsic connectivityResting-state functional magnetic resonance imagingDefault mode connectivityIntrinsic connectivity distributionLong-term abstinenceFunctional magnetic resonance imagingMagnetic resonance imagingResting-state scanWhole-brain patternsControl nonsmokersSmoking reinstatementInterest-based analysisTobacco smokersFunctional connectivity dataTobacco abstinenceQuit attemptsOvernight abstinenceTobacco deprivationNovel treatmentsSmoking behaviorEarly abstinenceResonance imagingSalience networkFunctional connectivity
2015
The (in)stability of functional brain network measures across thresholds
Garrison KA, Scheinost D, Finn ES, Shen X, Constable RT. The (in)stability of functional brain network measures across thresholds. NeuroImage 2015, 118: 651-661. PMID: 26021218, PMCID: PMC4554838, DOI: 10.1016/j.neuroimage.2015.05.046.Peer-Reviewed Original ResearchMeditation leads to reduced default mode network activity beyond an active task
Garrison KA, Zeffiro TA, Scheinost D, Constable RT, Brewer JA. Meditation leads to reduced default mode network activity beyond an active task. Cognitive, Affective, & Behavioral Neuroscience 2015, 15: 712-720. PMID: 25904238, PMCID: PMC4529365, DOI: 10.3758/s13415-015-0358-3.Peer-Reviewed Original ResearchConceptsDefault mode networkDefault mode network activityBrain activation patternsDefault mode processingActive cognitive taskMode networkCognitive tasksActive tasksActivation patternsSelf-related thinkingDefault-mode activityPosterior cingulate/precuneusLong-term meditationAnterior cingulate cortexPrevious imaging studiesEffortful taskCentral neural processesNeural processesTask interactionBrain networksCingulate cortexNetwork activityMeditationReduced activation
2014
Optimizing real time fMRI neurofeedback for therapeutic discovery and development
Stoeckel LE, Garrison KA, Ghosh S, Wighton P, Hanlon CA, Gilman JM, Greer S, Turk-Browne NB, deBettencourt MT, Scheinost D, Craddock C, Thompson T, Calderon V, Bauer CC, George M, Breiter HC, Whitfield-Gabrieli S, Gabrieli JD, LaConte SM, Hirshberg L, Brewer JA, Hampson M, Van Der Kouwe A, Mackey S, Evins AE. Optimizing real time fMRI neurofeedback for therapeutic discovery and development. NeuroImage Clinical 2014, 5: 245-255. PMID: 25161891, PMCID: PMC4141981, DOI: 10.1016/j.nicl.2014.07.002.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsMeSH KeywordsBrain MappingHumansImage Processing, Computer-AssistedMagnetic Resonance ImagingNeurofeedbackConceptsBrain disordersBrain functionReal-time functional magnetic resonance imaging (rt-fMRI) neurofeedbackRtfMRI neurofeedbackFunctional magnetic resonance imaging (fMRI) neurofeedbackWorld Health OrganizationEffective treatmentClinical problemBrain-behavior relationshipsTherapeutic toolEffective interventionsHealth OrganizationDisordersNational InstituteIntervention approachesTherapeutic discoveryNeurofeedbackPersonalized assessmentRtfMRIMaladaptive patternsMorbidityNeurotherapeuticsBOLD signal and functional connectivity associated with loving kindness meditation
Garrison KA, Scheinost D, Constable RT, Brewer JA. BOLD signal and functional connectivity associated with loving kindness meditation. Brain And Behavior 2014, 4: 337-347. PMID: 24944863, PMCID: PMC4055184, DOI: 10.1002/brb3.219.Peer-Reviewed Original ResearchConceptsPCC/PCuFunctional connectivityGreater functional connectivityIntrinsic connectivityPosterior cingulate cortex/precuneusParahippocampus/hippocampusSeed-based connectivity analysisBOLD signalBlood oxygen level-dependent (BOLD) signalGroup differencesIntrinsic connectivity distributionLevel-dependent signalKindness meditationCortical midline regionsDefault mode networkFunctional magnetic resonanceInsula lobeInferior frontal gyrusSilent repetitionBrain regionsLeft inferior frontal gyrusFrontal gyrusMidline regionSelf-related processingMode network
2013
The posterior cingulate cortex as a plausible mechanistic target of meditation: findings from neuroimaging
Brewer JA, Garrison KA. The posterior cingulate cortex as a plausible mechanistic target of meditation: findings from neuroimaging. Annals Of The New York Academy Of Sciences 2013, 1307: 19-27. PMID: 24033438, DOI: 10.1111/nyas.12246.Peer-Reviewed Original ResearchConceptsReal-time functional magnetic resonanceFunctional magnetic resonanceKey brain regionsStudies of meditationPsychological modelsMeditation trainingNeurophenomenological studiesMindfulness trainingNeurobiological mechanismsPosterior cingulateBrain regionsMindfulnessMeditationTrainingNeurofeedbackCingulateFindingsPlausible targetMagnetic resonanceModulating the Motor System by Action Observation After Stroke
Garrison KA, Aziz-Zadeh L, Wong SW, Liew SL, Winstein CJ. Modulating the Motor System by Action Observation After Stroke. Stroke 2013, 44: 2247-2253. PMID: 23743974, PMCID: PMC3753677, DOI: 10.1161/strokeaha.113.001105.Peer-Reviewed Original ResearchConceptsCortical motor activityAction observationFunctional MRISame actionSpecific motor planSimilar brain regionsMotor capabilitiesHand action observationStroke-related motor deficitsMotor activityAction processingAction executionMotor plansBrain activityLower motor scoresHemisphere strokeStroke rehabilitationMotor tasksBrain regionsMotor systemParticipantsRight handLeft handMotor recoveryMotor deficitsReal-time fMRI links subjective experience with brain activity during focused attention
Garrison KA, Scheinost D, Worhunsky PD, Elwafi HM, Thornhill TA, Thompson E, Saron C, Desbordes G, Kober H, Hampson M, Gray JR, Constable RT, Papademetris X, Brewer JA. Real-time fMRI links subjective experience with brain activity during focused attention. NeuroImage 2013, 81: 110-118. PMID: 23684866, PMCID: PMC3729617, DOI: 10.1016/j.neuroimage.2013.05.030.Peer-Reviewed Original ResearchConceptsReal-time fMRIPosterior cingulate cortexBrain activitySubjective experienceFocused attentionCingulate cortexCognitive neuroscience researchFocused attention taskOngoing subjective experienceFeedback graphsOwn brain activityDefault mode networkAttention taskNeural processesIntrospective awarenessOngoing taskRt-fMRIAffective functionsExperienced meditatorsMode networkNovel contextNeuroscience researchMeditatorsBrain imagingObjective measures