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 resonanceAmygdala
2020
Identification of an Amygdala–Thalamic Circuit That Acts as a Central Gain Mechanism in Taste Perceptions
Veldhuizen MG, Farruggia MC, Gao X, Nakamura Y, Green BG, Small DM. Identification of an Amygdala–Thalamic Circuit That Acts as a Central Gain Mechanism in Taste Perceptions. Journal Of Neuroscience 2020, 40: 5051-5062. PMID: 32371606, PMCID: PMC7314406, DOI: 10.1523/jneurosci.2618-19.2020.Peer-Reviewed Original ResearchConceptsTaste intensity perceptionHealthy human participantsFunctional magnetic resonanceVentral posterior medial thalamusPosterior medial thalamusIntensity ratingsMedial dorsalMedial thalamusInhibitory outputInhibitory inputsPeripheral sourcesMagnetic resonanceInhibitory influenceIntensity perceptionCentral circuitsGustatory factorsIndividual variationDynamic causal modeling analysisConnectivity strengthAmygdalaMultiple tastantsGustatory systemMean intensity ratingsTaste intensity ratingsAmygdala response
2009
Neural correlates of evaluative compared with passive tasting
Bender G, Veldhuizen MG, Meltzer JA, Gitelman DR, Small DM. Neural correlates of evaluative compared with passive tasting. European Journal Of Neuroscience 2009, 30: 327-338. PMID: 19614981, PMCID: PMC2776645, DOI: 10.1111/j.1460-9568.2009.06819.x.Peer-Reviewed Original ResearchConceptsLateral orbitofrontal cortexOrbitofrontal cortexPrimary taste cortexLeft lateral orbitofrontal cortexFunctional magnetic resonanceTasteless solutionMaximal responseTaste cortexFunction of taskCortical representationGustatory informationAnterior insulaVentral regionNeural responsesPreferential connectivityAmygdalaNeural correlatesCortexInsulaNeural encodingSubjectsStimulus presenceMagnetic resonanceResponseEarly relay
2008
Separable Substrates for Anticipatory and Consummatory Food Chemosensation
Small DM, Veldhuizen MG, Felsted J, Mak YE, McGlone F. Separable Substrates for Anticipatory and Consummatory Food Chemosensation. Neuron 2008, 57: 786-797. PMID: 18341997, PMCID: PMC2669434, DOI: 10.1016/j.neuron.2008.01.021.Peer-Reviewed Original Research
2005
Gustatory agnosia
Small DM, Bernasconi N, Bernasconi A, Sziklas V, Jones-Gotman M. Gustatory agnosia. Neurology 2005, 64: 311-317. PMID: 15668430, DOI: 10.1212/01.wnl.0000149515.77718.35.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgnosiaAmygdalaAnorexiaAtrophyCerebral CortexElectrodes, ImplantedElectroencephalographyEpilepsy, Temporal LobeFemaleFollow-Up StudiesFood PreferencesHippocampusHumansMagnetic Resonance ImagingMeningoencephalitisNeuropsychological TestsOlfaction DisordersPositron-Emission TomographyPostoperative ComplicationsTasteTaste ThresholdTemporal LobeConceptsMedial temporal lobeTemporal lobeSurgical treatmentLeft medial temporal lobeAnteromedial temporal lobeFunctional neuroimaging studiesBilateral atrophyIntractable epilepsyComplete atrophyPreoperative MRIGustatory functionLeft amygdalaLeft insulaChemosensory evaluationNeuroimaging studiesTaste abilityPatientsAtrophyAmygdalaAversive tasteLobeRecognition thresholdAgnosiaTreatmentTaste quality
2003
Dissociation of Neural Representation of Intensity and Affective Valuation in Human Gustation
Small DM, Gregory MD, Mak YE, Gitelman D, Mesulam MM, Parrish T. Dissociation of Neural Representation of Intensity and Affective Valuation in Human Gustation. Neuron 2003, 39: 701-711. PMID: 12925283, DOI: 10.1016/s0896-6273(03)00467-7.Peer-Reviewed Original Research