2016
Perceptual and Brain Response to Odors Is Associated with Body Mass Index and Postprandial Total Ghrelin Reactivity to a Meal
Sun X, Veldhuizen MG, Babbs AE, Sinha R, Small DM. Perceptual and Brain Response to Odors Is Associated with Body Mass Index and Postprandial Total Ghrelin Reactivity to a Meal. Chemical Senses 2016, 41: 233-248. PMID: 26826114, PMCID: PMC4850930, DOI: 10.1093/chemse/bjv081.Peer-Reviewed Original ResearchConceptsBody mass indexMass indexHealthy weight subjectsBrain responsesFunctional magnetic resonance imagingMagnetic resonance imagingGhrelin suppressionWeight subjectsMetabolic healthFree fatty acidsMetabolic measuresAnimal studiesBody weightResonance imagingOlfactory-guided behaviorDifferential brain responsesEndocrine influencesChemosensory stimuliMetabolic peptidesMetabolic responseOlfactory sensitivityHuman researchInconsistent resultsMealFatty acids
2003
Feeding-induced dopamine release in dorsal striatum correlates with meal pleasantness ratings in healthy human volunteers
Small DM, Jones-Gotman M, Dagher A. Feeding-induced dopamine release in dorsal striatum correlates with meal pleasantness ratings in healthy human volunteers. NeuroImage 2003, 19: 1709-1715. PMID: 12948725, DOI: 10.1016/s1053-8119(03)00253-2.Peer-Reviewed Original ResearchConceptsDopamine releasePositron emission tomography scanEmission tomography scanHealthy human volunteersHunger/fullnessFavorite mealAmount of dopamineDorsal putamenStriatum correlatesTomography scanHealthy subjectsCaudate nucleusPleasantness ratingsHuman volunteersVentral striatumScan subjectsStriatumHungry stateSignificant reductionSignificant changesPET dataMealParametric mapsSubjectsCorrelates