2013
Decreased food pleasure and disrupted satiety signals in chronic low back pain
Geha P, deAraujo I, Green B, Small DM. Decreased food pleasure and disrupted satiety signals in chronic low back pain. Pain 2013, 155: 712-722. PMID: 24384160, DOI: 10.1016/j.pain.2013.12.027.Peer-Reviewed Original ResearchConceptsChronic low back painCLBP patientsLow back painHealthy controlsBack painSugary drinksFat calorie intakeHedonic perceptionSatiety signalsCalorie intakePatientsIntake testFood pleasureFunctional brainAd libitumPotential mechanismsPainObesityIntakeStructural alterationsPhysiological mechanismsHedonic ratingsAlterationsDrinksSensory evaluation
2005
Monetary Incentives Enhance Processing in Brain Regions Mediating Top-down Control of Attention
Small DM, Gitelman D, Simmons K, Bloise SM, Parrish T, Mesulam M. Monetary Incentives Enhance Processing in Brain Regions Mediating Top-down Control of Attention. Cerebral Cortex 2005, 15: 1855-1865. PMID: 15746002, DOI: 10.1093/cercor/bhi063.Peer-Reviewed Original ResearchConceptsSpatial expectancyVisual spatial attentionNon-directional cuesCurrent behavioral goalsControl of attentionTarget detection taskFaster reaction timesInferior parietal lobulePosterior cingulate cortexDifferent incentive conditionsValid cuesCentral cuesSpatial attentionMotivational mechanismsNeural processingMotivational incentivesUnimodal cortexBehavioral goalsLimbic mechanismsParietal lobuleAttention networkDetection taskCingulate cortexRelationship of activationIncentive conditions