2009
Glucose dysregulation and hepatic steatosis in obese adolescents: Is there a link?
Cali AM, De Oliveira AM, Kim H, Chen S, Reyes‐Mugica M, Escalera S, Dziura J, Taksali SE, Kursawe R, Shaw M, Savoye M, Pierpont B, Constable RT, Caprio S. Glucose dysregulation and hepatic steatosis in obese adolescents: Is there a link? Hepatology 2009, 49: 1896-1903. PMID: 19434725, PMCID: PMC2692562, DOI: 10.1002/hep.22858.Peer-Reviewed Original ResearchConceptsHepatic fat fractionObese adolescentsHepatic fat contentGlucose dysregulationHepatic steatosisMetabolic syndromeFatty liverInsulin sensitivityTotal fatHigher hepatic fat fractionStandard oral glucose tolerance testOral glucose tolerance testTwo-hour plasma glucoseSubcutaneous fat ratioHomeostasis model assessmentAbdominal fat distributionGlucose tolerance testProinflammatory milieuHMW adiponectinIL-6Insulin resistanceMatsuda indexTolerance testPlasma glucoseFat distribution
2007
Interethnic Differences in Muscle, Liver and Abdominal Fat Partitioning in Obese Adolescents
Liska D, Dufour S, Zern TL, Taksali S, Calí AM, Dziura J, Shulman GI, Pierpont BM, Caprio S. Interethnic Differences in Muscle, Liver and Abdominal Fat Partitioning in Obese Adolescents. PLOS ONE 2007, 2: e569. PMID: 17593968, PMCID: PMC1892806, DOI: 10.1371/journal.pone.0000569.Peer-Reviewed Original ResearchConceptsMagnetic resonance imagingLiver fat contentHepatic fat contentInsulin resistanceObese adolescentsAfrican AmericansOral glucose tolerance testingObese Hispanic adolescentsAbdominal fat distributionGlucose tolerance testingType 2 diabetesTotal body fatEthnic differencesClear ethnic differencesVisceral fatInsulin sensitivityFat distributionTolerance testingIMCL levelsMultiethnic cohortObese youthFat contentAbdominal cavityBody fatSoleus muscle
2003
Prediabetes in obese youth: a syndrome of impaired glucose tolerance, severe insulin resistance, and altered myocellular and abdominal fat partitioning
Weiss R, Dufour S, Taksali SE, Tamborlane WV, Petersen KF, Bonadonna RC, Boselli L, Barbetta G, Allen K, Rife F, Savoye M, Dziura J, Sherwin R, Shulman GI, Caprio S. Prediabetes in obese youth: a syndrome of impaired glucose tolerance, severe insulin resistance, and altered myocellular and abdominal fat partitioning. The Lancet 2003, 362: 951-957. PMID: 14511928, PMCID: PMC2995523, DOI: 10.1016/s0140-6736(03)14364-4.Peer-Reviewed Original ResearchConceptsImpaired glucose toleranceNormal glucose toleranceGlucose toleranceObese childrenInsulin resistanceObese adolescentsGlucose disposalInsulin sensitivitySevere peripheral insulin resistanceNon-oxidative glucose metabolismSubcutaneous fatH plasma glucose concentrationsAbdominal fat partitioningVisceral lipid contentsPeripheral glucose disposalHigher intramyocellular lipid contentAbdominal fat distributionDegree of obesityIntramyocellular lipid contentPeripheral insulin resistanceHigh visceral fatAbdominal subcutaneous fatEuglycaemic hyperinsulinaemic clampSevere insulin resistancePlasma glucose concentrationLow Adiponectin Levels in Adolescent Obesity: A Marker of Increased Intramyocellular Lipid Accumulation
Weiss R, Dufour S, Groszmann A, Petersen K, Dziura J, Taksali SE, Shulman G, Caprio S. Low Adiponectin Levels in Adolescent Obesity: A Marker of Increased Intramyocellular Lipid Accumulation. The Journal Of Clinical Endocrinology & Metabolism 2003, 88: 2014-2018. PMID: 12727947, DOI: 10.1210/jc.2002-021711.Peer-Reviewed Original ResearchConceptsAdiponectin levelsInsulin sensitivityAdolescent obesityObese adolescentsPutative modulatory effectsLower adiponectin levelsAbdominal fat distributionIntramyocellular lipid contentPlasma adiponectin levelsIntramyocellular lipid accumulationEuglycemic hyperinsulinemic clampTotal body fatMagnetic resonance imagingCentral adiposityPediatric populationInsulin resistanceIntramuscular lipid contentTriglyceride levelsFat distributionLipid contentPlasma triglyceridesFree fatty acidsBody fatModulatory effectsAdiponectin