2015
Opposing relationships of BMI with BOLD and dopamine D2/3 receptor binding potential in the dorsal striatum
Cosgrove KP, Veldhuizen MG, Sandiego CM, Morris ED, Small DM. Opposing relationships of BMI with BOLD and dopamine D2/3 receptor binding potential in the dorsal striatum. Synapse 2015, 69: 195-202. PMID: 25664726, PMCID: PMC4411955, DOI: 10.1002/syn.21809.Peer-Reviewed Original ResearchConceptsBody mass indexPalatable food consumptionDorsal striatumMass indexBOLD responseReceptor availabilityRelationship of BMIFood consumptionPET studiesMagnetic resonance imaging studyPositron emission tomography studyBlood oxygen level-dependent (BOLD) responseDopamine D2/3 receptorsHigh-fat dietDopamine receptor levelsEmission tomography studiesFMRI studyResonance imaging studyFunctional magnetic resonance imaging studyLevel-dependent responsesReliable inverse relationshipHealthy weightD2/3 receptorsStriatal circuitryFat diet
2012
An fMRI Study of the Interactions Between the Attention and the Gustatory Networks
Veldhuizen MG, Gitelman DR, Small DM. An fMRI Study of the Interactions Between the Attention and the Gustatory Networks. Chemosensory Perception 2012, 5: 117-127. PMID: 25419265, PMCID: PMC4239214, DOI: 10.1007/s12078-012-9122-z.Peer-Reviewed Original ResearchAnterior cingulate cortexFrontal eye fieldCingulate cortexPosterior parietal cortexGustatory cortexEye fieldParietal operculumParietal cortexFrontal operculumAnterior insulaRight anterior insulaPsychophysiological interaction analysisCortexDynamic causal modelingCortex actsIndirect modulationFMRI studyBrain responsesInsulaGoal-directed behaviorIncoming sensory signalsConnectivity analysisSensory signalsCurrent studyAttention task