2019
Continuous Glucose Monitoring Profiles in Healthy Nondiabetic Participants: A Multicenter Prospective Study
Shah VN, DuBose SN, Li Z, Beck RW, Peters AL, Weinstock RS, Kruger D, Tansey M, Sparling D, Woerner S, Vendrame F, Bergenstal R, Tamborlane WV, Watson SE, Sherr J. Continuous Glucose Monitoring Profiles in Healthy Nondiabetic Participants: A Multicenter Prospective Study. The Journal Of Clinical Endocrinology & Metabolism 2019, 104: 4356-4364. PMID: 31127824, PMCID: PMC7296129, DOI: 10.1210/jc.2018-02763.Peer-Reviewed Original ResearchConceptsContinuous glucose monitoringMedian timeAge groupsProspective studyNondiabetic individualsGlucose levelsAverage glucoseNonobese body mass indexT1D Exchange Clinic NetworkContinuous glucose monitoring (CGM) profilesInsulin-requiring patientsMulticenter prospective studyBody mass indexDifferent age groupsNondiabetic childrenNondiabetic populationGlycemic profileMass indexNondiabetic participantsGlycemic variabilityMean glucoseClinic networkCGM metricsGlycemic metricsGlucose monitoring
2015
CGM-measured glucose values have a strong correlation with C-peptide, HbA1c and IDAAC, but do poorly in predicting C-peptide levels in the two years following onset of diabetes
Buckingham B, Cheng P, Beck RW, Kollman C, Ruedy KJ, Weinzimer SA, Slover R, Bremer AA, Fuqua J, Tamborlane W, for the Diabetes Research in Children Network (DirecNet) and Type 1 Diabetes TrialNet Study Groups. CGM-measured glucose values have a strong correlation with C-peptide, HbA1c and IDAAC, but do poorly in predicting C-peptide levels in the two years following onset of diabetes. Diabetologia 2015, 58: 1167-1174. PMID: 25773405, PMCID: PMC4416994, DOI: 10.1007/s00125-015-3559-y.Peer-Reviewed Original ResearchConceptsC-peptide levelsType 1 diabetesHigher C-peptide levelsC-peptideGlucose levelsTime pointsGlucose valuesMixed meal tolerance testAims/hypothesisThe aimCGM glucose levelsC-peptide responseWeeks of diagnosisOnset of diabetesLower glucose variabilityConclusions/interpretationInMethodsA secondary analysisSensor glucose levelsCGM glucose valuesAdditional time pointsHypothesisThe aimGlucose variabilityTolerance testContinuous glucose monitoring dataInsulin secretionCGM metrics
2007
Effect of Puberty on the Pharmacodynamic and Pharmacokinetic Properties of Insulin Pump Therapy in Youth With Type 1 Diabetes
Swan KL, Weinzimer SA, Dziura JD, Steil GM, Voskanyan GR, Steffen AT, Martin ML, Tamborlane WV. Effect of Puberty on the Pharmacodynamic and Pharmacokinetic Properties of Insulin Pump Therapy in Youth With Type 1 Diabetes. Diabetes Care 2007, 31: 44-46. PMID: 17909083, DOI: 10.2337/dc07-0737.Peer-Reviewed Original Research
2005
Limitations of statistical measures of error in assessing the accuracy of continuous glucose sensors.
Kollman C, Wilson DM, Wysocki T, Tamborlane WV, Beck RW. Limitations of statistical measures of error in assessing the accuracy of continuous glucose sensors. Diabetes Technology & Therapeutics 2005, 7: 665-72; discussion 673-4. PMID: 16241865, PMCID: PMC1805466, DOI: 10.1089/dia.2005.7.665.Peer-Reviewed Original ResearchConceptsStatistical methodsStatistical measuresModified gridComputer simulationsObserved p-valuesContinuous error grid analysisGrid analysisIdentical accuracyNull hypothesisActual dataGridSimulationsAccuracyErrorSensor accuracySubject effectsCorrelation patternsProbabilityOperating characteristicsInconsistent notions
2003
Analysis of continuous glucose monitoring data from non-diabetic and diabetic children: a tale of two algorithms.
Weinzimer SA, DeLucia MC, Boland EA, Steffen A, Tamborlane WV. Analysis of continuous glucose monitoring data from non-diabetic and diabetic children: a tale of two algorithms. Diabetes Technology & Therapeutics 2003, 5: 375-80. PMID: 12828820, DOI: 10.1089/152091503765691866.Peer-Reviewed Original Research
2000
Impaired in vivo stimulation of lipolysis in adipose tissue by selective beta2-adrenergic agonist in obese adolescent girls.
Enoksson S, Talbot M, Rife F, Tamborlane WV, Sherwin RS, Caprio S. Impaired in vivo stimulation of lipolysis in adipose tissue by selective beta2-adrenergic agonist in obese adolescent girls. Diabetes 2000, 49: 2149-2153. PMID: 11118019, DOI: 10.2337/diabetes.49.12.2149.Peer-Reviewed Original ResearchConceptsSubcutaneous abdominal adipose tissueAbdominal adipose tissueBeta2-adrenergic agonistObese adolescent girlsGlycerol releaseAdipose tissueBMI 21Lean girlsObese womenObese girlsSelective beta2-adrenergic agonistAdolescent girlsSignificant differencesMobilization of fatBMI 36Lean womenAdrenergic systemLipolytic sensitivityAdolescent obesityLipolytic effectVivo stimulationBMI 38AgonistsWomenObesity
1995
Enhanced adrenomedullary response and increased susceptibility to neuroglycopenia: Mechanisms underlying the adverse effects of sugar ingestion in healthy children
Jones TW, Borg WP, Boulware SD, McCarthy G, Sherwin RS, Tamborlane WV. Enhanced adrenomedullary response and increased susceptibility to neuroglycopenia: Mechanisms underlying the adverse effects of sugar ingestion in healthy children. The Journal Of Pediatrics 1995, 126: 171-177. PMID: 7844661, DOI: 10.1016/s0022-3476(95)70541-4.Peer-Reviewed Original ResearchConceptsClinical Research CenterHealthy childrenPlasma glucose concentrationAdrenomedullary responseHypoglycemic clampSymptom scoresSugar ingestionStandard oral glucose loadOral glucose loadPlasma epinephrine levelsPlasma glucose levelsGlucose concentrationCognitive effectsSugar-free drinksP300 potentialEpinephrine levelsP300 auditoryGlucose loadInsulin levelsSymptomatic responsePlasma glucoseOral administrationGlucose levelsHormone concentrationsPhysiologic mechanisms
1991
Opiate blockade enhances hypoglycemic counterregulation in normal and insulin-dependent diabetic subjects
Caprio S, Gerety G, Tamborlane WV, Jones T, Diamond M, Jacob R, Sherwin RS. Opiate blockade enhances hypoglycemic counterregulation in normal and insulin-dependent diabetic subjects. American Journal Of Physiology 1991, 260: e852-e858. PMID: 2058661, DOI: 10.1152/ajpendo.1991.260.6.e852.Peer-Reviewed Original ResearchConceptsInsulin-induced hypoglycemiaGlucose counterregulationIDDM patientsGlucose productionOpiate blockadeHormonal responsesInsulin-dependent diabetic subjectsCounterregulatory hormone releaseDefective glucose counterregulationInsulin clamp studiesAbsence of hypoglycemiaInsulin-dependent patientsVariable glucose infusionDefective counterregulationHypoglycemic counterregulationNaloxone studyGlucagon responseDiabetic subjectsEndogenous opiatesGlucoregulatory hormonesGlucoregulatory responsesHormone releaseGlucose infusionHealthy subjectsCortisol release
1989
Oxidative fuel metabolism during mild hypoglycemia: critical role of free fatty acids
Caprio S, Gelfand RA, Tamborlane WV, Sherwin RS. Oxidative fuel metabolism during mild hypoglycemia: critical role of free fatty acids. American Journal Of Physiology 1989, 256: e413-e419. PMID: 2646946, DOI: 10.1152/ajpendo.1989.256.3.e413.Peer-Reviewed Original ResearchMeSH KeywordsAdultBlood GlucoseFatty Acids, NonesterifiedFemaleGlucoseHeparinHumansHypoglycemiaInsulinLipolysisMalePropranololReference ValuesConceptsFree fatty acidsCarbohydrate oxidationFuel metabolismGlucose uptakeInsulin-induced fallInsulin-induced hypoglycemiaFatty acidsMild hypoglycemiaCatecholamine releaseMild hyperinsulinemiaAddition of heparinNormal subjectsFat oxidationTransient decreaseGlucose productionGroup of studiesHypoglycemiaInsulinPropranololEarly riseHeparinGlucose concentrationBase lineMetabolismLatter changes