2024
Modeling Glucose, Insulin, C-Peptide, and Lactate Interplay in Adolescents During an Oral Glucose Tolerance Test.
Bonet J, Barbieri E, Santoro N, Dalla Man C. Modeling Glucose, Insulin, C-Peptide, and Lactate Interplay in Adolescents During an Oral Glucose Tolerance Test. Journal Of Diabetes Science And Technology 2024, 19322968241266825. PMID: 39076151, DOI: 10.1177/19322968241266825.Peer-Reviewed Original ResearchOral glucose tolerance testArea under the curveGlucose tolerance testC-peptideTolerance testStandard oral glucose tolerance testPathological conditionsTime coursePopulation of adolescentsClinical dataLactate metabolism pathwaysLiver diseaseSteatotic liver diseaseModel glucoseMetabolic diseasesIntersubject variabilityObesityLactate metabolismAnaerobic glycolysisInsulinLactate kineticsDiseaseAdolescentsLactateMetabolic pathwaysModelling and assessment of glucose‐lactate kinetics in youth with overweight, obesity and metabolic dysfunction‐associated steatotic liver disease: A pilot study
Bonet J, Fox D, Nelson R, Nelson M, Nelson L, Fernandez C, Barbieri E, Man C, Santoro N. Modelling and assessment of glucose‐lactate kinetics in youth with overweight, obesity and metabolic dysfunction‐associated steatotic liver disease: A pilot study. Diabetes Obesity And Metabolism 2024, 26: 3207-3212. PMID: 38742538, DOI: 10.1111/dom.15648.Peer-Reviewed Original ResearchOral glucose tolerance testLiver diseaseSteatotic liver diseaseAssess putative differencesArea under the curveProton density fat fractionBody mass indexGlucose tolerance testTime-to-peakMann-Whitney testObese adolescentsSpearman correlation coefficientMass indexTolerance testMann-WhitneyFat fractionWilcoxon testGlucose metabolismInvestigate glucoseLactate production rateEvaluate differencesLactate metabolismObesityPutative differencesLactate kinetics
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 trajectoriesSecretionGroupProatherogenic changes in lipoprotein particles associated with a high triglyceride to high‐density lipoprotein cholesterol ratio in youths
Chiriacò M, Nesti L, Natali A, Santoro N, Caprio S, Tricò D. Proatherogenic changes in lipoprotein particles associated with a high triglyceride to high‐density lipoprotein cholesterol ratio in youths. Obesity 2023, 31: 1894-1902. PMID: 37227148, PMCID: PMC10330115, DOI: 10.1002/oby.23767.Peer-Reviewed Original ResearchConceptsTG/HDL ratioHigh TG/HDL ratioHigh-density lipoprotein cholesterol ratioLipoprotein cholesterol ratioHDL ratioLow-density lipoproteinHigh triglyceridesCholesterol ratioLipoprotein subclassesElevated TG/HDL ratioOral glucose tolerance testAbdominal magnetic resonance imagingIncreased cardiovascular riskTG/HDLOverweight/obesityGlucose tolerance testLipoprotein particle concentrationsIntermediate density lipoproteinPlasma lipoprotein subclassesMagnetic resonance imagingRace/ethnicityProatherogenic changesCardiovascular eventsCardiovascular riskSmall LDL
2020
Effect of Gut Microbiota and PNPLA3 rs738409 Variant on Nonalcoholic Fatty Liver Disease (NAFLD) in Obese Youth
Kravetz A, Testerman T, Galuppo B, Graf J, Pierpont B, Siebel S, Feinn R, Santoro N. Effect of Gut Microbiota and PNPLA3 rs738409 Variant on Nonalcoholic Fatty Liver Disease (NAFLD) in Obese Youth. The Journal Of Clinical Endocrinology & Metabolism 2020, 105: dgaa382. PMID: 32561908, PMCID: PMC7458486, DOI: 10.1210/clinem/dgaa382.Peer-Reviewed Original ResearchConceptsNon-alcoholic fatty liver diseaseHepatic fat fractionFatty liver diseasePNPLA3 rs738409Obese youthLiver diseaseGut microbiotaDifferent gut microbiota compositionNonalcoholic fatty liver diseaseOral glucose tolerance testPNPLA3 rs738409 variantPediatric obesity clinicGlucose tolerance testCross-sectional studyGut microbiota compositionAbdominal magnetic resonanceNAFLD statusRs738409 variantObesity clinicPNPLA3 genotypeObese childrenTolerance testBacteroidetes ratioCommon causeRs738409
2018
Metabolic Features of Nonalcoholic Fatty Liver (NAFL) in Obese Adolescents: Findings From a Multiethnic Cohort
Tricò D, Caprio S, Umano G, Pierpont B, Nouws J, Galderisi A, Kim G, Mata MM, Santoro N. Metabolic Features of Nonalcoholic Fatty Liver (NAFL) in Obese Adolescents: Findings From a Multiethnic Cohort. Hepatology 2018, 68: 1376-1390. PMID: 29665034, PMCID: PMC6173637, DOI: 10.1002/hep.30035.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAdolescentBiopsy, NeedleBody Mass IndexCross-Sectional StudiesFemaleGene Expression RegulationGlucose Tolerance TestHumansImmunohistochemistryInsulin ResistanceMagnetic Resonance ImagingMaleMembrane ProteinsNon-alcoholic Fatty Liver DiseasePediatric ObesityPolymerase Chain ReactionPolymorphism, Single NucleotidePrognosisProspective StudiesROC CurveConceptsNonalcoholic fatty liverNonalcoholic fatty liver diseaseOral glucose tolerance testHepatic fat fractionObese adolescentsFatty liverMagnetic resonance imagingLiver diseaseMultiethnic cohortAbdominal magnetic resonance imagingC-peptide levelsChronic liver diseaseFatty liver diseaseGlucose tolerance testSingle nucleotide polymorphismsAltered glucose homeostasisGlucose toleranceLiver steatosisProspective studyInsulin resistanceTolerance testInsulin sensitivityRisk factorsCommon causeHigh prevalenceEthnicity and Common Genetic Variants Modulate Nonalcoholic Fatty Liver Disease (NAFLD) Metabolic Phenotype in Obese Youth
TRICO D, CAPRIO S, UMANO G, GALDERISI A, MATA M, NOUWS J, PIERPONT B, KIM G, SANTORO N. Ethnicity and Common Genetic Variants Modulate Nonalcoholic Fatty Liver Disease (NAFLD) Metabolic Phenotype in Obese Youth. Diabetes 2018, 67 DOI: 10.2337/db18-313-or.Peer-Reviewed Original ResearchNonalcoholic fatty liver diseasePediatric nonalcoholic fatty liver diseaseType 2 diabetesInsulin resistanceObese adolescentsInsulin sensitivityPrevalence of NAFLDHigher C-peptide levelsOral glucose tolerance testAfrican AmericansC-peptide levelsHigh fasting glucoseFatty liver diseaseGlucose tolerance testLower insulin sensitivityMajor risk factorZ-score BMIHepatic fat contentStrongest predictorCommon gene variantsFasting GlucoseNAFLD developmentGlucose toleranceLiver diseaseTolerance testThe rs626283 Variant in the MBOAT7 Gene is Associated with Insulin Resistance and Fatty Liver in Caucasian Obese Youth
Umano GR, Caprio S, Di Sessa A, Chalasani N, Dykas DJ, Pierpont B, Bale AE, Santoro N. The rs626283 Variant in the MBOAT7 Gene is Associated with Insulin Resistance and Fatty Liver in Caucasian Obese Youth. The American Journal Of Gastroenterology 2018, 113: 376. PMID: 29485130, DOI: 10.1038/ajg.2018.1.Peer-Reviewed Original ResearchMeSH KeywordsAcyltransferasesAdolescentAllelesBlack or African AmericanChildFemaleGenetic Predisposition to DiseaseGenotypeGlucose Tolerance TestHispanic or LatinoHumansInsulin ResistanceLiverMagnetic Resonance ImagingMaleMembrane ProteinsNon-alcoholic Fatty Liver DiseasePediatric ObesityPolymorphism, Single NucleotideWhite PeopleConceptsCaucasian obese childrenMBOAT7 geneObese childrenLiver diseaseHepatic steatosisInsulin resistanceInsulin sensitivityAlcoholic fatty liver diseaseBody mass index z-scoreOral glucose tolerance testWhole-body insulin sensitivityAlcoholic liver diseaseFatty liver diseaseCurve of glucoseGlucose tolerance testIndex z-scoreMagnetic resonance imagingFatty liverPNPLA3 rs738409Liver damageTolerance testLeading causeMultiethnic cohortObese youthGlucose metabolism
2016
Role of TM6SF2 rs58542926 in the pathogenesis of nonalcoholic pediatric fatty liver disease: A multiethnic study
Goffredo M, Caprio S, Feldstein AE, D'Adamo E, Shaw MM, Pierpont B, Savoye M, Zhao H, Bale AE, Santoro N. Role of TM6SF2 rs58542926 in the pathogenesis of nonalcoholic pediatric fatty liver disease: A multiethnic study. Hepatology 2016, 63: 117-125. PMID: 26457389, PMCID: PMC4688225, DOI: 10.1002/hep.28283.Peer-Reviewed Original ResearchConceptsFatty liver diseaseHepatic fat contentLiver diseaseLiver biopsyTM6SF2 rs58542926Nonalcoholic fatty liver disease activity scorePediatric nonalcoholic fatty liver diseaseHigh hepatic fat contentPediatric fatty liver diseaseHigher alanine aminotransferase levelsNonalcoholic fatty liver diseaseOral glucose tolerance testMinor alleleDisease Activity ScoreIntrahepatic fat accumulationUnderwent liver biopsyAlanine aminotransferase levelsFavorable lipoprotein profileGlucose tolerance testLiver panelAminotransferase levelsCardiovascular riskActivity scoreObese childrenLipoprotein profile