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 ResearchMeSH KeywordsAdolescentBlood GlucoseDiabetes Mellitus, Type 2GlucoseHumansIncretinsInsulinInsulin ResistanceObesityConceptsOral 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 trajectoriesSecretionGroupComparison of Metabolic Response to Colonic Fermentation in Lean Youth vs Youth With Obesity
Galuppo B, Umano G, Li Z, Van Name M, Samuels S, Kien C, Cline G, Wagner D, Barbieri E, Tricò D, Santoro N. Comparison of Metabolic Response to Colonic Fermentation in Lean Youth vs Youth With Obesity. JAMA Network Open 2023, 6: e2312530. PMID: 37159195, PMCID: PMC10170343, DOI: 10.1001/jamanetworkopen.2023.12530.Peer-Reviewed Original ResearchConceptsInsulin sensitivity indexCross-sectional studyFree fatty acidsColonic fermentationActive glucagon-like peptide-1Plasma free fatty acidsGlucagon-like peptide-1Indigestible dietary carbohydratesReduction of ghrelinActive GLP-1Health care burdenBody mass indexMetabolic responseInsulin-resistant groupLean youthObese insulinOIS groupPYY responseAnorexigenic responsePediatric obesityMass indexTyrosine tyrosineInsulin resistanceIntravenous infusionHormone secretion
2022
A 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 ResearchMeSH KeywordsAdolescentBlood GlucoseDietFatty Acids, Omega-3GlucoseHumansHyperinsulinismInsulinInsulin ResistanceInsulin, Regular, HumanObesityConceptsOral 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
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