2024
Sniffing out meaning: Chemosensory and semantic neural network changes in sommeliers
Carreiras M, Quiñones I, Chen H, Vázquez‐Araujo L, Small D, Frost R. Sniffing out meaning: Chemosensory and semantic neural network changes in sommeliers. Human Brain Mapping 2024, 45: e26564. PMID: 38339911, PMCID: PMC10823763, DOI: 10.1002/hbm.26564.Peer-Reviewed Original ResearchConceptsNeural circuitsFractional anisotropyRight superior longitudinal fasciculusSuperior longitudinal fasciculusRelevant sensory inputNeural network changesBrain responsesSemantic narrativesSemantic knowledgeMediation analysisPerceptual informationOlfactory circuitsLongitudinal fasciculusSensory processingChemosensory processingSensory neural circuitsVerbal descriptionsSemantic networkWine complexitySensory inputSemantic operationsWine tastingWine consumersTasting wineWine
2022
Olfactory decoding is positively associated with ad libitum food intake in sated humans
Perszyk EE, Davis XS, Small DM. Olfactory decoding is positively associated with ad libitum food intake in sated humans. Appetite 2022, 180: 106351. PMID: 36270421, DOI: 10.1016/j.appet.2022.106351.Peer-Reviewed Original ResearchConceptsAd libitum food intakeBody weight regulationFood intakeWeight regulationLong-term body weight regulationHealthy human adultsFunctional magnetic resonancePiriform cortexSatiety stateUnivariate analysisBody weightMeal consumptionPrevious functional magnetic resonanceNonfood odorsWeight changeBrain activationIntakeHuman adultsMulti-voxel pattern analysisHungry stateRole of olfactionOlfactory codingNeural patternsMagnetic resonanceAmygdalaFunctional Connectivity of the Nucleus Accumbens and Changes in Appetite in Patients With Depression
Kroemer NB, Opel N, Teckentrup V, Li M, Grotegerd D, Meinert S, Lemke H, Kircher T, Nenadić I, Krug A, Jansen A, Sommer J, Steinsträter O, Small DM, Dannlowski U, Walter M. Functional Connectivity of the Nucleus Accumbens and Changes in Appetite in Patients With Depression. JAMA Psychiatry 2022, 79: 993-1003. PMID: 36001327, PMCID: PMC9403857, DOI: 10.1001/jamapsychiatry.2022.2464.Peer-Reviewed Original ResearchConceptsMajor depressive disorderNAcc functional connectivityFunctional connectivityBody weightNucleus accumbensTreatment of MDDResting-state functional connectivityCase-control studySymptom-specific associationsHealthy control participantsIdentification of biomarkersClassification of diagnosesCohort studyMost patientsMean ageDepressive episodeDepressive disorderReduced appetiteMagnetic resonance imaging dataMAIN OUTCOMESubstantial burdenDepressive symptomsPatientsVentromedial prefrontal cortexReward circuitDietary adaptation for weight loss maintenance at Yale (DAWLY): Protocol and predictions for a randomized controlled trial
Fang X, Davis X, Flack KD, Duncan C, Li F, White M, Grilo C, Small DM. Dietary adaptation for weight loss maintenance at Yale (DAWLY): Protocol and predictions for a randomized controlled trial. Frontiers In Nutrition 2022, 9: 940064. PMID: 35967820, PMCID: PMC9369668, DOI: 10.3389/fnut.2022.940064.Peer-Reviewed Original ResearchWeight loss maintenanceHigh-fat dietWeight loss treatmentLoss maintenanceWeight lossLoss treatmentStandard behavioral weight loss treatmentShort-term weight lossBehavioral weight loss interventionBehavioral weight loss treatmentGut-brain pathwaysPlacebo-controlled trialGut-brain axisVagal afferent pathwaysGut-brain signalingDietary fat intakeOverweight/obesityWeight loss interventionPrecision medicine approachEnergy-dense foodsLoss interventionFat intakeAfferent pathwaysHabitual intakeMetabolic healthChronic pain precedes disrupted eating behavior in low-back pain patients
Lin Y, De Araujo I, Stanley G, Small D, Geha P. Chronic pain precedes disrupted eating behavior in low-back pain patients. PLOS ONE 2022, 17: e0263527. PMID: 35143525, PMCID: PMC8830732, DOI: 10.1371/journal.pone.0263527.Peer-Reviewed Original ResearchConceptsLow back pain patientsChronic low back pain patientsFat-rich foodsPain patientsChronic painCLBP patientsSBP patientsNucleus accumbensBack pain patientsChronic pain patientsHealthy control subjectsNucleus accumbens volumePain chronificationFat ingestionHedonic feedingPatient populationAccumbens volumeControl subjectsLimbic brainPainEarly coursePatientsBehavioral alterationsHedonic perceptionNeurological standpointCorrection to: Neuroimaging and modulation in obesity and diabetes research: 10th anniversary meeting
Laughlin M, Cooke B, Boutelle K, Savage CR, Kravitz A, Small D, Arvanitakis Z, Martin A, Stoeckel LE. Correction to: Neuroimaging and modulation in obesity and diabetes research: 10th anniversary meeting. International Journal Of Obesity 2022, 46: 889-889. PMID: 35046495, PMCID: PMC8960406, DOI: 10.1038/s41366-022-01074-7.Peer-Reviewed Original Research
2021
Neuroimaging and modulation in obesity and diabetes research: 10th anniversary meeting
Laughlin M, Cooke B, Boutelle K, Savage CR, Kravitz A, Small D, Arvanitakis Z, Martin A, Stoeckel LE. Neuroimaging and modulation in obesity and diabetes research: 10th anniversary meeting. International Journal Of Obesity 2021, 46: 718-725. PMID: 34934178, PMCID: PMC8960390, DOI: 10.1038/s41366-021-01025-8.Peer-Reviewed Original ResearchDietary lipids as regulators of reward processes: multimodal integration matters
Berland C, Small DM, Luquet S, Gangarossa G. Dietary lipids as regulators of reward processes: multimodal integration matters. Trends In Endocrinology And Metabolism 2021, 32: 693-705. PMID: 34148784, DOI: 10.1016/j.tem.2021.05.008.Peer-Reviewed Original ResearchConceptsDietary lipidsFunctional modulatorsModern food environmentLipid sensingPalatable dietObesity pandemicDopamine transmissionDA circuitsFeeding behaviorBody homeostasisDA signalingReward circuitRecent findingsDA systemEnergy-related signalsGenetic conditionsFood environmentFood overconsumptionNeural substratesLipidsRecent reportsSignalingRegulatorHomeostasisReward processesAltered Brain-Behavior Responses to Fat-Rich Food in Patients With Chronic Pain
Lin Y, DeAraujo I, Small D, Geha P. Altered Brain-Behavior Responses to Fat-Rich Food in Patients With Chronic Pain. Biological Psychiatry 2021, 89: s227. DOI: 10.1016/j.biopsych.2021.02.573.Peer-Reviewed Original ResearchFat and Carbohydrate Interact to Potentiate Food Reward in Healthy Weight but Not in Overweight or Obesity
Perszyk EE, Hutelin Z, Trinh J, Kanyamibwa A, Fromm S, Davis XS, Wall KM, Flack KD, DiFeliceantonio AG, Small DM. Fat and Carbohydrate Interact to Potentiate Food Reward in Healthy Weight but Not in Overweight or Obesity. Nutrients 2021, 13: 1203. PMID: 33917347, PMCID: PMC8067354, DOI: 10.3390/nu13041203.Peer-Reviewed Original ResearchTracking smell loss to identify healthcare workers with SARS-CoV-2 infection
Weiss JJ, Attuquayefio TN, White EB, Li F, Herz RS, White TL, Campbell M, Geng B, Datta R, Wyllie AL, Grubaugh ND, Casanovas-Massana A, Muenker MC, Moore AJ, Handoko R, Iwasaki A, Martinello RA, Ko AI, Small DM, Farhadian SF, Team T. Tracking smell loss to identify healthcare workers with SARS-CoV-2 infection. PLOS ONE 2021, 16: e0248025. PMID: 33657167, PMCID: PMC7928484, DOI: 10.1371/journal.pone.0248025.Peer-Reviewed Original ResearchConceptsSARS-CoV-2 infectionSARS-CoV-2 positive healthcare workersSmell lossHealthcare workersHome assessmentNeurological symptomsPositive SARS-CoV-2 testSARS-CoV-2 test positivitySARS-CoV-2 testPolymerase chain reaction testingReal-time quantitative polymerase chain reaction testingQuantitative polymerase chain reaction testingCOVID-19 patientsHigh-risk groupHigh-risk individualsSARS-CoV-2Self-reported changesProspective studyTest positivityAsymptomatic infectionSymptom SurveyVulnerable patientsHigh riskPositive testRisk individualsPost-traumatic olfactory loss and brain response beyond olfactory cortex
Pellegrino R, Farruggia MC, Small DM, Veldhuizen MG. Post-traumatic olfactory loss and brain response beyond olfactory cortex. Scientific Reports 2021, 11: 4043. PMID: 33597627, PMCID: PMC7889874, DOI: 10.1038/s41598-021-83621-2.Peer-Reviewed Original ResearchConceptsPosterior cingulate cortexOlfactory impairmentOlfactory cortexFunctional anosmiaPost-traumatic olfactory lossPrimary olfactory areasWhole-brain responsesBrain responsesGray matter densityHigher-order areasOlfactory lossPiriform cortexHead traumaHealthy controlsOlfactory areasOdorless stimuliOlfactory functionMediodorsal thalamusCortical areasVentromedial prefrontal cortexCingulate cortexFrontal operculumCortexAnterior insulaPrefrontal cortexFurther Evidence that Habitual Consumption of Sucralose with, but Not without, Carbohydrate Alters Glucose Metabolism
Dalenberg JR, Denis R, Luquet S, Small DM. Further Evidence that Habitual Consumption of Sucralose with, but Not without, Carbohydrate Alters Glucose Metabolism. Cell Metabolism 2021, 33: 227-228. PMID: 33535095, DOI: 10.1016/j.cmet.2021.01.006.Peer-Reviewed Original Research
2020
Neuroendocrinology and brain imaging
Preissl H, Small D, Kullmann S. Neuroendocrinology and brain imaging. Journal Of Neuroendocrinology 2020, 32: e12927. PMID: 33373090, DOI: 10.1111/jne.12927.Peer-Reviewed Original ResearchNo modulation of postprandial metabolism by transcutaneous auricular vagus nerve stimulation: a cross-over study in 15 healthy men
Vosseler A, Zhao D, Fritsche L, Lehmann R, Kantartzis K, Small DM, Peter A, Häring HU, Birkenfeld AL, Fritsche A, Wagner R, Preißl H, Kullmann S, Heni M. No modulation of postprandial metabolism by transcutaneous auricular vagus nerve stimulation: a cross-over study in 15 healthy men. Scientific Reports 2020, 10: 20466. PMID: 33235256, PMCID: PMC7686306, DOI: 10.1038/s41598-020-77430-2.Peer-Reviewed Original ResearchConceptsTranscutaneous auricular vagus nerve stimulationOral glucose tolerance testAuricular vagus nerve stimulationVagus nerve stimulationGlucose tolerance testAutonomic nervous systemNerve stimulationCatecholamine levelsTolerance testNervous systemHealthy lean menCross-over studyHeart rate variability parametersCross-over designWhole-body metabolismHeart rate variabilityMajor regulatory effectsLean menAutonomic innervationAutonomic toneHealthy menPlasma glucoseInsulin sensitivityPeripheral organsInsulin secretionDevelopment of MacroPics: A novel food picture set to dissociate the effects of carbohydrate and fat on eating behaviors
Fromm S, Perszyk EE, Kanyamibwa A, Wall KM, Hutelin Z, Trinh J, Davis XS, Green BG, Flack KD, DiFeliceantonio A, Small DM. Development of MacroPics: A novel food picture set to dissociate the effects of carbohydrate and fat on eating behaviors. Appetite 2020, 159: 105051. PMID: 33242580, DOI: 10.1016/j.appet.2020.105051.Peer-Reviewed Original ResearchCorrigendum: Core Neuropsychological Measures for Obesity and Diabetes Trials: Initial Report
D'Ardenne K, Savage CR, Small D, Vainik U, Stoeckel LE. Corrigendum: Core Neuropsychological Measures for Obesity and Diabetes Trials: Initial Report. Frontiers In Psychology 2020, 11: 612441. PMID: 33240187, PMCID: PMC7680884, DOI: 10.3389/fpsyg.2020.612441.Peer-Reviewed Original ResearchCore Neuropsychological Measures for Obesity and Diabetes Trials: Initial Report
D’Ardenne K, Savage CR, Small D, Vainik U, Stoeckel LE. Core Neuropsychological Measures for Obesity and Diabetes Trials: Initial Report. Frontiers In Psychology 2020, 11: 554127. PMID: 33117225, PMCID: PMC7557362, DOI: 10.3389/fpsyg.2020.554127.Peer-Reviewed Original ResearchCentral nervous pathways of insulin action in the control of metabolism and food intake
Kullmann S, Kleinridders A, Small DM, Fritsche A, Häring HU, Preissl H, Heni M. Central nervous pathways of insulin action in the control of metabolism and food intake. The Lancet Diabetes & Endocrinology 2020, 8: 524-534. PMID: 32445739, DOI: 10.1016/s2213-8587(20)30113-3.Peer-Reviewed Original ResearchConceptsPalatable food cuesCentral insulin actionCurrent findingsInsulin actionCognitive controlFood cuesCognitive healthPeripheral metabolismFood intakeMesocorticolimbic circuitryBrain insulin actionWhole-body insulin sensitivityCentral nervous pathwaysType 2 diabetesHuman researchCognitive diseasesEndogenous glucose productionDopamine systemNervous pathwaysTherapeutic optionsInsulin sensitivitySystemic metabolismAnimal modelsGlucose productionControl of metabolismIdentification of a brain fingerprint for overweight and obesity
Farruggia MC, van Kooten MJ, Perszyk EE, Burke MV, Scheinost D, Constable RT, Small DM. Identification of a brain fingerprint for overweight and obesity. Physiology & Behavior 2020, 222: 112940. PMID: 32417645, PMCID: PMC7321926, DOI: 10.1016/j.physbeh.2020.112940.Peer-Reviewed Original ResearchConceptsPercent body fatWaist circumferenceBody fatWhole-brain functional connectivityBrain network patternsGlucose toleranceBlood insulinObesityOverweightPathophysiological phenotypesFunctional connectivity networksFunctional connectivityMilkshake consumptionBrain correlatesBrain fingerprintsBMIAdiposityBrainCircumferenceConnectivity networksFatDiabetesPathophysiologyCentral roleInsulin