2020
A Low ω-6 to ω-3 PUFA Ratio (n–6:n–3 PUFA) Diet to Treat Fatty Liver Disease in Obese Youth
Van Name MA, Savoye M, Chick JM, Galuppo BT, Feldstein AE, Pierpont B, Johnson C, Shabanova V, Ekong U, Valentino PL, Kim G, Caprio S, Santoro N. A Low ω-6 to ω-3 PUFA Ratio (n–6:n–3 PUFA) Diet to Treat Fatty Liver Disease in Obese Youth. Journal Of Nutrition 2020, 150: 2314-2321. PMID: 32652034, PMCID: PMC7467848, DOI: 10.1093/jn/nxaa183.Peer-Reviewed Original ResearchConceptsFatty liver diseasePNPLA3 rs738409 genotypeLiver diseaseAlanine aminotransferaseRs738409 genotypeInsulin sensitivityObese youthNonalcoholic fatty liver diseaseGenotype groupsWhole-body insulin sensitivityBody insulin sensitivityLinoleic acid metabolitesHepatic fat fractionMann-Whitney U testDiet imbalanceNormocaloric dietPrimary outcomeLDL cholesterolDietary interventionFatty liverUnblinded studyObese adolescentsPUFA dietMetabolic parametersStable weight
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
2015
Hepatic De Novo Lipogenesis in Obese Youth Is Modulated by a Common Variant in the GCKR Gene
Santoro N, Caprio S, Pierpont B, Van Name M, Savoye M, Parks EJ. Hepatic De Novo Lipogenesis in Obese Youth Is Modulated by a Common Variant in the GCKR Gene. The Journal Of Clinical Endocrinology & Metabolism 2015, 100: e1125-e1132. PMID: 26043229, PMCID: PMC4524990, DOI: 10.1210/jc.2015-1587.Peer-Reviewed Original ResearchConceptsHepatic de novo lipogenesisDe novo lipogenesisFractional de novo lipogenesisCC subjectsNovo lipogenesisLiver lipid synthesisLow-density lipoproteinCarbohydrate drinkGlucose oxidationObese adolescentsObese youthTT subjectsTT genotypeCHO loadHigh basal ratesStudy aimRisk allelesGCKR geneLipogenesisGene variantsBasal rateCommon variantsSubjectsLipid synthesisLower increaseBlunted suppression of acyl‐ghrelin in response to fructose ingestion in obese adolescents: The role of insulin resistance
Van Name M, Giannini C, Santoro N, Jastreboff AM, Kubat J, Li F, Kursawe R, Savoye M, Duran E, Dziura J, Sinha R, Sherwin RS, Cline G, Caprio S. Blunted suppression of acyl‐ghrelin in response to fructose ingestion in obese adolescents: The role of insulin resistance. Obesity 2015, 23: 653-661. PMID: 25645909, PMCID: PMC4548801, DOI: 10.1002/oby.21019.Peer-Reviewed Original ResearchConceptsAcyl ghrelinObese insulinGlucose ingestionInsulin resistanceObese adolescentsCross-over designFructose ingestionGut hormonesChildhood obesityInsulin sensitivityFructose consumptionEffect of glucoseDiminished suppressionRandom orderIngestionObesityPYYAdolescentsInsulinSuppression differencesGlucoseMinutesResponseGhrelinOIR