2023
Incretin effect determines glucose trajectory and insulin sensitivity in youths with obesity
Galderisi A, Tricò D, Lat J, Samuels S, Weiss R, Van Name M, Pierpont B, Santoro N, Caprio S. Incretin effect determines glucose trajectory and insulin sensitivity in youths with obesity. JCI Insight 2023, 8: e165709. PMID: 37847560, PMCID: PMC10721315, DOI: 10.1172/jci.insight.165709.Peer-Reviewed Original ResearchConceptsOral glucose tolerance testΒ-cell functionIncretin effectBeta-cell functionInsulin sensitivityInsulin secretionGlucose levelsCell functionIsoglycemic intravenous glucose infusionGreater insulin sensitivityIntravenous glucose infusionPubertal transitionGlucose tolerance testGLP-17Glucagon suppressionGlucose infusionObesityLongitudinal increaseBaselineOGTTEffect groupGreater increaseLongitudinal trajectoriesSecretionGroup
2022
342-OR: Low Incretin Effect Is Associated with Longitudinal Decline of Beta-Cell Function and Insulin Sensitivity in Obese Youth
GALDERISI A, LAT J, SAMUELS S, PIERPONT B, VAN NAME M, SANTORO N, CAPRIO S. 342-OR: Low Incretin Effect Is Associated with Longitudinal Decline of Beta-Cell Function and Insulin Sensitivity in Obese Youth. Diabetes 2022, 71 DOI: 10.2337/db22-342-or.Peer-Reviewed Original ResearchBeta-cell functionIncretin effectInsulin sensitivityInsulin secretionCell functionFirst-phase insulin secretionIsoglycemic intravenous glucose infusionLongitudinal declineReduced β-cell functionEarly insulin secretionLower insulin sensitivityIntravenous glucose infusionΒ-cell functionOral minimal modelIncretin groupsObese youthGlucose infusionRelative increaseNational InstituteTertileLongitudinal trajectoriesObesitySecretionGlucoseGroupA low n‐6 to n‐3 polyunsaturated fatty acid ratio diet improves hyperinsulinaemia by restoring insulin clearance in obese youth
Tricò D, Galderisi A, Van Name MA, Caprio S, Samuels S, Li Z, Galuppo BT, Savoye M, Mari A, Feldstein AE, Santoro N. A low n‐6 to n‐3 polyunsaturated fatty acid ratio diet improves hyperinsulinaemia by restoring insulin clearance in obese youth. Diabetes Obesity And Metabolism 2022, 24: 1267-1276. PMID: 35297549, PMCID: PMC9177628, DOI: 10.1111/dom.14695.Peer-Reviewed Original ResearchConceptsOral glucose tolerance testΒ-cell glucose sensitivityInsulin clearanceΒ-cell functionObese youthInsulin secretionRatio dietGlucose-dependent insulin secretionAbdominal magnetic resonance imagingWhole-body insulin sensitivityImpaired insulin clearancePostload insulin levelsWorse metabolic profileGlucose tolerance testHepatic fat contentDietary-induced changesGlucose sensitivityMagnetic resonance imagingInsulin levelsHepatic fatInsulin resistancePlasma insulinTolerance testInsulin sensitivityC-peptide
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 weightThe omentum of obese girls harbors small adipocytes and browning transcripts
Tarabra E, Nouws J, Vash-Margita A, Nadzam GS, Goldberg-Gell R, Van Name M, Pierpont B, Knight J, Shulman GI, Caprio S. The omentum of obese girls harbors small adipocytes and browning transcripts. JCI Insight 2020, 5 PMID: 32125283, PMCID: PMC7213797, DOI: 10.1172/jci.insight.135448.Peer-Reviewed Original ResearchConceptsSubcutaneous adipose tissueSAT depotsSleeve gastrectomySevere obesityInsulin resistanceInsulin sensitivitySmall adipocytesAdipose tissueAbdominal subcutaneous adipose tissueWeight lossType 2 diabetesOmental adipose tissueSubgroup of subjectsTranscriptomic profilesSAT biopsiesAdipocyte sizeObese girlsCardiovascular disease
2015
Blunted 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
2013
Reliable Assessment of Insulin Resistance in Children
Van Name M, Caprio S. Reliable Assessment of Insulin Resistance in Children. Current Cardiovascular Risk Reports 2013, 7: 256-260. PMID: 36845034, PMCID: PMC9957558, DOI: 10.1007/s12170-013-0315-z.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus Statements