2019
Fructose Consumption Contributes to Hyperinsulinemia in Adolescents With Obesity Through a GLP-1–Mediated Mechanism
Galderisi A, Giannini C, Van Name M, Caprio S. Fructose Consumption Contributes to Hyperinsulinemia in Adolescents With Obesity Through a GLP-1–Mediated Mechanism. The Journal Of Clinical Endocrinology & Metabolism 2019, 104: 3481-3490. PMID: 30938760, PMCID: PMC6599430, DOI: 10.1210/jc.2019-00161.Peer-Reviewed Original ResearchConceptsLean adolescentsGLP-1Insulin responseFructose consumptionBaseline oral glucose tolerance testGlucagon-like peptide-1 secretionOral glucose tolerance testGlucose-dependent insulinotropic polypeptideHigher GLP-1Plasma glucose excursionsGLP-1 responsePeptide-1 secretionGlucose tolerance testIngestion of glucoseΒ-cell functionMeasures of glucoseEligible subjectsGlucose ingestionGlucose toleranceLean adultsAnorexic effectFructose challengeGreater insulinInsulinotropic polypeptideLean group
2016
Altered Brain Response to Drinking Glucose and Fructose in Obese Adolescents
Jastreboff AM, Sinha R, Arora J, Giannini C, Kubat J, Malik S, Van Name MA, Santoro N, Savoye M, Duran EJ, Pierpont B, Cline G, Constable RT, Sherwin RS, Caprio S. Altered Brain Response to Drinking Glucose and Fructose in Obese Adolescents. Diabetes 2016, 65: 1929-1939. PMID: 27207544, PMCID: PMC5384636, DOI: 10.2337/db15-1216.Peer-Reviewed Original ResearchConceptsObese adolescentsLean adolescentsGlucose ingestionInsulin levelsBrain perfusionBrain regionsSugar-sweetened beverage consumptionAltered brain responsesHedonic brain regionsHippocampal blood flowFurther weight gainFructose ingestionAcyl ghrelinAttenuated suppressionFructose consumptionPerfusion responseBlood flowBrain adaptationBeverage consumptionGreater perfusionPerfusionVentral striatumFunctional MRIWeight gainIngestion
2014
Leptin Is Associated With Exaggerated Brain Reward and Emotion Responses to Food Images in Adolescent Obesity
Jastreboff AM, Lacadie C, Seo D, Kubat J, Van Name MA, Giannini C, Savoye M, Constable RT, Sherwin RS, Caprio S, Sinha R. Leptin Is Associated With Exaggerated Brain Reward and Emotion Responses to Food Images in Adolescent Obesity. Diabetes Care 2014, 37: 3061-3068. PMID: 25139883, PMCID: PMC4207200, DOI: 10.2337/dc14-0525.Peer-Reviewed Original ResearchConceptsLow-calorie foodsBrain responsesFood imagesEmotion processingEmotion responsesAdolescent brainNeural responsesNeural activationHigh-calorie food consumptionFood cravingsNeural alterationsBrain rewardFunctional MRIAdolescent obesityRisk of overconsumptionAdolescentsObesity-related metabolic changesEndogenous leptin levelsFood advertisingMetabolic changesYouthDevelopment of obesityType 2 diabetesLean adolescentsNation's youth