2024
Low‐calorie diet‐induced weight loss is associated with altered brain connectivity and food desire in obesity
Hoang H, Lacadie C, Hwang J, Lam K, Elshafie A, Rosenberg S, Watt C, Sinha R, Constable R, Savoye M, Seo D, Belfort‐DeAguiar R. Low‐calorie diet‐induced weight loss is associated with altered brain connectivity and food desire in obesity. Obesity 2024, 32: 1362-1372. PMID: 38831482, PMCID: PMC11211061, DOI: 10.1002/oby.24046.Peer-Reviewed Original ResearchFunctional magnetic resonance imagingIntrinsic connectivity distributionDiet-induced weight lossBrain connectivityAssociated with altered brain connectivityLow-calorie dietEating behavior changesShort-term low-calorie dietRight hippocampusTemporal cortexBrain networksWeight lossBrain clustersEffects of diet-induced weight lossGroup differencesFood desireGlucose levelsDiagnosis of type 2 diabetesBehavioral changesMagnetic resonance imagingType 2 diabetesBrainLeptin levelsFood intakeResonance imaging
2022
Neural correlates linking trauma and physical symptoms
Choi J, Martins J, Hwang S, Sinha R, Seo D. Neural correlates linking trauma and physical symptoms. Psychiatry Research Neuroimaging 2022, 327: 111560. PMID: 36327865, PMCID: PMC9757618, DOI: 10.1016/j.pscychresns.2022.111560.Peer-Reviewed Original ResearchConceptsPhysical symptomsFunctional magnetic resonance imagingTrauma patientsLateral prefrontal cortexPrefrontal cortexPhysical symptom frequencyPain-related disordersMagnetic resonance imagingNeural correlatesPhysical health symptomsChronic painHealthy controlsTrauma groupSymptom frequencyDorsal striatumGreater physical symptomsSensorimotor areasCurrent studyHippocampal responsesVentromedial prefrontal cortexHealth symptomsHippocampal functionResonance imagingSymptomsUnderlying neurological mechanisms
2018
Hyperinsulinemia Invokes Greater Brain Perfusion in Reward and Motivation Regions in Obesity
GROSKREUTZ D, SINHA R, LACADIE C, LAM W, HAMZA M, SCHMIDT C, SEO D, HWANG J, BELFORT-DEAGUIAR R, LEVENTHAL J, ROSENBERG S, PARIKH L, CONSTABLE T, SHERWIN R, JASTREBOFF A. Hyperinsulinemia Invokes Greater Brain Perfusion in Reward and Motivation Regions in Obesity. Diabetes 2018, 67 DOI: 10.2337/db18-365-or.Peer-Reviewed Original ResearchCerebral blood flowElevated insulin levelsInsulin levelsFunctional magnetic resonance imagingLean humansObese humansHour oral glucose tolerance testOral glucose tolerance testSetting of hyperinsulinemiaGlucose tolerance testEuglycemic hyperinsulinemic clampEffect of hyperinsulinemiaAnterior cingulate cortexMagnetic resonance imagingWhole-brain analysisFood-seeking behaviorMiddle temporal gyrusMannKind CorporationCBF responseCNS effectsSatiety factorTolerance testBrain perfusionOB groupLN group
2016
Neural stress reactivity relates to smoking outcomes and differentiates between mindfulness and cognitive-behavioral treatments
Kober H, Brewer JA, Height KL, Sinha R. Neural stress reactivity relates to smoking outcomes and differentiates between mindfulness and cognitive-behavioral treatments. NeuroImage 2016, 151: 4-13. PMID: 27693614, PMCID: PMC5373945, DOI: 10.1016/j.neuroimage.2016.09.042.Peer-Reviewed Original ResearchConceptsCognitive-behavioral treatmentFunctional magnetic resonance imagingStress reactivityMindfulness-based treatmentsAmerican Lung Association's FreedomUnderstanding of stressPsychological mechanismsMindfulness trainingNegative affectConjunction analysisMid insulaCBT groupStress provocationSmoking outcomesBrain regionsCessation treatmentEfficacy of MTCurrent studyEntire sampleDrug useSmoking cessationImportant implicationsMagnetic resonance imagingMindfulnessInsula