2020
A Reduced Incretin Effect Mediated by the rs7903146 Variant in the TCF7L2 Gene Is an Early Marker of β-Cell Dysfunction in Obese Youth
Galderisi A, Tricò D, Pierpont B, Shabanova V, Samuels S, Man C, Galuppo B, Santoro N, Caprio S. A Reduced Incretin Effect Mediated by the rs7903146 Variant in the TCF7L2 Gene Is an Early Marker of β-Cell Dysfunction in Obese Youth. Diabetes Care 2020, 43: 2553-2563. PMID: 32788279, PMCID: PMC7510033, DOI: 10.2337/dc20-0445.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAllelesBiomarkersEarly DiagnosisFemaleGenotypeGlucose IntoleranceGlucose Tolerance TestHumansIncretinsInsulinInsulin ResistanceInsulin SecretionInsulin-Secreting CellsMalePancreatic DiseasesPediatric ObesityPolymorphism, Single NucleotideTranscription Factor 7-Like 2 ProteinYoung AdultConceptsOral glucose tolerance testIncretin effectRs7903146 variantObese youthVariant rs7903146Obese adolescentsHyperglycemic clampInsulin sensitivityInsulin secretionC-peptide secretion rateIsoglycemic intravenous glucose infusionGlucose-induced insulin secretionImpaired glucose toleranceMetabolic phenotypeGlucose tolerance testLower insulin secretionPlasma glucose peakIntravenous glucose infusionΒ-cell functionPlasma glucose concentrationΒ-cell dysfunctionT risk alleleTranscription factor 7Wild-type genotypeIncretin response
2018
Trajectories of changes in glucose tolerance in a multiethnic cohort of obese youths: an observational prospective analysis
Galderisi A, Giannini C, Weiss R, Kim G, Shabanova V, Santoro N, Pierpont B, Savoye M, Caprio S. Trajectories of changes in glucose tolerance in a multiethnic cohort of obese youths: an observational prospective analysis. The Lancet Child & Adolescent Health 2018, 2: 726-735. PMID: 30236381, PMCID: PMC6190831, DOI: 10.1016/s2352-4642(18)30235-9.Peer-Reviewed Original ResearchConceptsImpaired glucose toleranceNormal glucose toleranceOral disposition indexPersistent impaired glucose toleranceGlucose toleranceDisposition indexMultiethnic cohortObese adolescentsInsulin secretionObese youthBaseline normal glucose toleranceOral glucose tolerance testHigh-risk ethnic groupsStudy periodObservational prospective analysisPediatric obesity clinicAmerican Diabetes AssociationGlucose tolerance testAmerican Heart AssociationType 2 diabetesBody insulin sensitivityEthnic originΒ-cell responseΒ-cell functionBlack ethnic origin