2017
Pramlintide but Not Liraglutide Suppresses Meal-Stimulated Glucagon Responses in Type 1 Diabetes
Galderisi A, Sherr J, VanName M, Carria L, Zgorski M, Tichy E, Weyman K, Cengiz E, Weinzimer S, Tamborlane W. Pramlintide but Not Liraglutide Suppresses Meal-Stimulated Glucagon Responses in Type 1 Diabetes. The Journal Of Clinical Endocrinology & Metabolism 2017, 103: 1088-1094. PMID: 29211871, PMCID: PMC6276715, DOI: 10.1210/jc.2017-02265.Peer-Reviewed Original ResearchConceptsMixed meal tolerance testPlasma glucagon responseWeeks of treatmentGlucagon responsePostprandial hyperglycemiaMeal-stimulated increaseWeeks of therapyPlasma glucagon levelsType 1 diabetesPlasma glucose curveBolus insulin administrationMixed meal feedingDl/minGlucagon curveAdjunctive treatmentGlucagon levelsPlasma glucagonTolerance testIncremental areaInsulin administrationGlucose curvePostmeal hyperglycemiaLiraglutideGlucose responsePretreatment responsesAltered Patterns of Early Metabolic Decompensation in Type 1 Diabetes During Treatment with a SGLT2 Inhibitor: An Insulin Pump Suspension Study
Patel NS, Van Name MA, Cengiz E, Carria LR, Weinzimer SA, Tamborlane WV, Sherr JL. Altered Patterns of Early Metabolic Decompensation in Type 1 Diabetes During Treatment with a SGLT2 Inhibitor: An Insulin Pump Suspension Study. Diabetes Technology & Therapeutics 2017, 19: 618-622. PMID: 29068709, PMCID: PMC5689123, DOI: 10.1089/dia.2017.0267.Peer-Reviewed Original ResearchConceptsSodium-glucose cotransporter 2 inhibitorsPlasma glucoseType 1 diabetesDiabetic ketoacidosisFree fatty acidsCANA treatmentBasal insulinGlucagon levelsMetabolic decompensationPlasma insulinInfusion site problemsCotransporter 2 inhibitorsBaseline plasma glucoseFailure of patientsBasal insulin infusionAdjunctive treatmentRate of ketogenesisSGLT2 inhibitorsT1D patientsT1D participantsInsulin infusionMagnitude of increasePG levelsSuspension studiesΒ-hydroxybutyrate
2016
Response to Comment on Rickels et al. Intranasal Glucagon for Treatment of Insulin-Induced Hypoglycemia in Adults With Type 1 Diabetes: A Randomized Crossover Noninferiority Study. Diabetes Care 2016;39:264–270
Rickels MR, Ruedy KJ, Foster NC, Piché CA, Dulude H, Sherr JL, Tamborlane WV, Bethin KE, DiMeglio LA, Wadwa RP, Ahmann AJ, Haller MJ, Nathan BM, Marcovina SM, Rampakakis E, Meng L, Beck RW. Response to Comment on Rickels et al. Intranasal Glucagon for Treatment of Insulin-Induced Hypoglycemia in Adults With Type 1 Diabetes: A Randomized Crossover Noninferiority Study. Diabetes Care 2016;39:264–270. Diabetes Care 2016, 39: e193-e194. PMID: 27660135, PMCID: PMC5033081, DOI: 10.2337/dci16-0025.Peer-Reviewed Original ResearchGlucagon Nasal Powder: A Promising Alternative to Intramuscular Glucagon in Youth With Type 1 Diabetes
Sherr JL, Ruedy KJ, Foster NC, Piché CA, Dulude H, Rickels MR, Tamborlane WV, Bethin KE, DiMeglio LA, Fox LA, Wadwa RP, Schatz DA, Nathan BM, Marcovina SM, Rampakakis E, Meng L, Beck RW. Glucagon Nasal Powder: A Promising Alternative to Intramuscular Glucagon in Youth With Type 1 Diabetes. Diabetes Care 2016, 39: 555-562. PMID: 26884472, PMCID: PMC4806770, DOI: 10.2337/dc15-1606.Peer-Reviewed Original ResearchMeSH KeywordsAdministration, IntranasalAdolescentBlood GlucoseChildChild, PreschoolCohort StudiesCross-Over StudiesDiabetes Mellitus, Type 1Dose-Response Relationship, DrugDouble-Blind MethodDrug-Related Side Effects and Adverse ReactionsFemaleGlucagonHumansHypoglycemiaInjections, IntramuscularInsulinMaleNauseaPowdersConceptsIntramuscular glucagonType 1 diabetesIntranasal dosesIntranasal glucagonYounger cohortsWeight-based doseMin of dosingTreatment of hypoglycemiaDose-response relationshipTransient nauseaDl riseSevere hypoglycemiaGlucagon levelsIntranasal doseClinical centersPlasma glucosePharmacodynamic studiesHospital settingGlucagon preparationPotential efficacyGlucagonType 1Adverse effectsCohortAge range
2015
Intranasal Glucagon for Treatment of Insulin-Induced Hypoglycemia in Adults With Type 1 Diabetes: A Randomized Crossover Noninferiority Study
Rickels MR, Ruedy KJ, Foster NC, Piché CA, Dulude H, Sherr JL, Tamborlane WV, Bethin KE, DiMeglio LA, Wadwa RP, Ahmann AJ, Haller MJ, Nathan BM, Marcovina SM, Rampakakis E, Meng L, Beck RW. Intranasal Glucagon for Treatment of Insulin-Induced Hypoglycemia in Adults With Type 1 Diabetes: A Randomized Crossover Noninferiority Study. Diabetes Care 2015, 39: 264-270. PMID: 26681725, PMCID: PMC4722945, DOI: 10.2337/dc15-1498.Peer-Reviewed Original ResearchConceptsInsulin-induced hypoglycemiaType 1 diabetesIntramuscular glucagonIntranasal glucagonSevere hypoglycemiaPlasma glucoseCrossover noninferiority trialTreatment of hypoglycemiaLoss of consciousnessReal-world managementDosing visitsGlucagon responseIntravenous insulinNoninferiority studyGlucagon administrationClinical centersFacial discomfortNoninferiority trialHospital settingGlucagon preparationHypoglycemiaTherapeutic insulinGlucagonType 1Mean time
2014
Evolution of Abnormal Plasma Glucagon Responses to Mixed-Meal Feedings in Youth With Type 1 Diabetes During the First 2 Years After Diagnosis
Sherr J, Tsalikian E, Fox L, Buckingham B, Weinzimer S, Tamborlane WV, White NH, Arbelaez AM, Kollman C, Ruedy KJ, Cheng P, Beck RW, Network F. Evolution of Abnormal Plasma Glucagon Responses to Mixed-Meal Feedings in Youth With Type 1 Diabetes During the First 2 Years After Diagnosis. Diabetes Care 2014, 37: 1741-1744. PMID: 24696460, PMCID: PMC4030093, DOI: 10.2337/dc13-2612.Peer-Reviewed Original Research
2013
Blunted glucagon but not epinephrine responses to hypoglycemia occurs in youth with less than 1 yr duration of type 1 diabetes mellitus
Arbelaez AM, Xing D, Cryer PE, Kollman C, Beck RW, Sherr J, Ruedy KJ, Tamborlane WV, Mauras N, Tsalikian E, Wilson DM, White NH, Group F. Blunted glucagon but not epinephrine responses to hypoglycemia occurs in youth with less than 1 yr duration of type 1 diabetes mellitus. Pediatric Diabetes 2013, 15: 127-134. PMID: 23992543, PMCID: PMC3858506, DOI: 10.1111/pedi.12070.Peer-Reviewed Original ResearchConceptsType 1 diabetes mellitusPeak epinephrineEpinephrine responseDiabetes mellitusT1DM subjectsRecent-onset type 1 diabetes mellitusHypoglycemia-associated autonomic failureBarrier of hypoglycemiaInsulin-induced hypoglycemiaAutonomic failureCounterregulatory hormonesSubsequent hypoglycemiaGlucagon responsePatients 9Recurrent hypoglycemiaGlycemic controlHypoglycemic clampEpinephrine levelsHypoglycemiaHormonal responsesT1DMGlucagonMellitusControl 19CR responseLack of Association Between Residual Insulin Production and Glucagon Response to Hypoglycemia in Youth With Short Duration of Type 1 Diabetes
Sherr J, Xing D, Ruedy KJ, Beck RW, Kollman C, Buckingham B, White NH, Fox L, Tsalikian E, Weinzimer S, Arbelaez AM, Tamborlane WV, Network F. Lack of Association Between Residual Insulin Production and Glucagon Response to Hypoglycemia in Youth With Short Duration of Type 1 Diabetes. Diabetes Care 2013, 36: 1470-1476. PMID: 23288858, PMCID: PMC3661789, DOI: 10.2337/dc12-1697.Peer-Reviewed Original ResearchConceptsMixed meal tolerance testΒ-cell functionResidual β-cell functionC-peptide levelsGlucagon responseT1D subjectsHypoglycemic clampPlasma glucagonPg/Endogenous β-cell functionPlasma C-peptide levelsAbsent glucagon responsesNondiabetic young adultsResidual insulin productionC-peptide responseNondiabetic control subjectsType 1 diabetesLack of associationT1D durationIncremental increaseControl subjectsTolerance testHypoglycemiaInsulin productionType 1
2011
Closed-Loop Insulin Delivery: We're “Virtually” There
Tamborlane WV. Closed-Loop Insulin Delivery: We're “Virtually” There. Diabetes Technology & Therapeutics 2011, 14: 203-204. PMID: 22171545, DOI: 10.1089/dia.2011.0261.Peer-Reviewed Original Research
2006
Effects of hypoglycemia on human brain activation measured with fMRI
Anderson AW, Heptulla RA, Driesen N, Flanagan D, Goldberg PA, Jones TW, Rife F, Sarofin H, Tamborlane W, Sherwin R, Gore JC. Effects of hypoglycemia on human brain activation measured with fMRI. Magnetic Resonance Imaging 2006, 24: 693-697. PMID: 16824963, DOI: 10.1016/j.mri.2006.03.013.Peer-Reviewed Original ResearchConceptsFunctional magnetic resonance imagingBrain activationHuman brain activationPassive sensory stimulationCognitive tasksFMRI activityVisual stimuliEuglycemic clamp studiesBlood glucose levelsLevel-dependent contrastEffects of hypoglycemiaBOLD signalSensory stimulationHealthy human subjectsVisual stimulationMagnetic resonance imagingHyperinsulinemic hypoglycemicHealthy brainAcute hypoglycemiaGlucose levelsClamp studiesResonance imagingFractional signal changeHypoglycemiaEuglycemia
2003
Local Lactate Perfusion of the Ventromedial Hypothalamus Suppresses Hypoglycemic Counterregulation
Borg MA, Tamborlane WV, Shulman GI, Sherwin RS. Local Lactate Perfusion of the Ventromedial Hypothalamus Suppresses Hypoglycemic Counterregulation. Diabetes 2003, 52: 663-666. PMID: 12606506, DOI: 10.2337/diabetes.52.3.663.Peer-Reviewed Original ResearchConceptsCounterregulatory hormone responsesVentromedial hypothalamusHormone responseSprague-Dawley ratsGlucose-sensing mechanismHypoglycemic counterregulationSystemic hypoglycemiaHormonal suppressionLactate perfusionApproximate fourfold increaseGlucose metabolismMicrodialysis perfusionGlucose perfusionHormonal responsesHypoglycemic plateauHypoglycemiaPerfusionL-lactateExogenous glucoseFourfold increaseGlucoseLactate
1999
Chronic hypoglycemia and diabetes impair counterregulation induced by localized 2-deoxy-glucose perfusion of the ventromedial hypothalamus in rats.
Borg MA, Borg WP, Tamborlane WV, Brines ML, Shulman GI, Sherwin RS. Chronic hypoglycemia and diabetes impair counterregulation induced by localized 2-deoxy-glucose perfusion of the ventromedial hypothalamus in rats. Diabetes 1999, 48: 584-587. PMID: 10078560, DOI: 10.2337/diabetes.48.3.584.Peer-Reviewed Original ResearchConceptsVentromedial hypothalamusSystemic hypoglycemiaChronic hypoglycemiaCellular glucopeniaDefective counterregulationDiabetic BBNondiabetic BBDiabetic groupEpinephrine responseNorepinephrine responseCatecholamine responsesIatrogenic hypoglycemiaDiabetic ratsGlucagon releaseEfferent pathwaysSympathoadrenal systemControl ratsHypoglycemic ratsHypoglycemiaGlucopeniaCounterregulationRatsHypothalamusPerfusionCritical role
1997
Local ventromedial hypothalamus glucose perfusion blocks counterregulation during systemic hypoglycemia in awake rats.
Borg MA, Sherwin RS, Borg WP, Tamborlane WV, Shulman GI. Local ventromedial hypothalamus glucose perfusion blocks counterregulation during systemic hypoglycemia in awake rats. Journal Of Clinical Investigation 1997, 99: 361-365. PMID: 9006005, PMCID: PMC507804, DOI: 10.1172/jci119165.Peer-Reviewed Original ResearchConceptsVentromedial hypothalamic nucleusMM D-glucoseControl groupGlucose perfusionHypoglycemic counterregulationSystemic hypoglycemiaNorepinephrine releaseGlucagon secretionCatecholamine concentrationsHypothalamic nucleiAwake ratsHormonal secretionControl animalsHypoglycemiaHormonal responsesPerfusionL glucoseCounterregulationD-glucoseGlucagonRatsSecretionGlucoseAnimalsGlucopenia
1994
Comparison of the metabolic effects of recombinant human insulin-like growth factor-I and insulin. Dose-response relationships in healthy young and middle-aged adults.
Boulware SD, Tamborlane WV, Rennert NJ, Gesundheit N, Sherwin RS. Comparison of the metabolic effects of recombinant human insulin-like growth factor-I and insulin. Dose-response relationships in healthy young and middle-aged adults. Journal Of Clinical Investigation 1994, 93: 1131-1139. PMID: 8132753, PMCID: PMC294058, DOI: 10.1172/jci117065.Peer-Reviewed Original ResearchConceptsRecombinant human insulin-like growth factorInsulin-like growth factorHuman insulin-like growth factorMiddle-aged subjectsC-peptideYoung subjectsBasal IGF-I levelsHealthy middle-aged subjectsGlucose uptakeGrowth factorAdverse metabolic changesFree fatty acid levelsIGF-I levelsRelative insulin deficiencyEuglycemic clamp studiesFat oxidation rateDose-response relationshipFatty acid levelsInsulin-induced stimulationMiddle-aged adultsBasal insulinInsulin deficiencyMetabolic effectsClamp studiesRhIGFMetabolic Effects of rhIGF-1 in Normal Human Subjects
Rennert NJ, Boulware SD, Kerr D, Caprio S, Tamborlane WV, Sherwin RS. Metabolic Effects of rhIGF-1 in Normal Human Subjects. Advances In Experimental Medicine And Biology 1994, 343: 311-318. PMID: 8184741, DOI: 10.1007/978-1-4615-2988-0_30.Peer-Reviewed Original ResearchConceptsRhIGF-1Hepatic glucose productionIGF-1Free fatty acidsGlucose productionGlucose uptakeEuglycemic clamp techniqueHuman IGF-1Normal human subjectsSpite of maintenanceSustained euglycemiaMetabolic effectsFFA levelsHypoglycemic effectClamp techniqueMetabolic actionsProfound reductionInsulinHypoglycemic hormoneFat cellsRatsComparable stimulationProtein breakdownSimilar extentEuglycemia
1993
Effect of insulin-like growth factor-1 on the responses to and recognition of hypoglycemia in humans. A comparison with insulin.
Kerr D, Tamborlane WV, Rife F, Sherwin RS. Effect of insulin-like growth factor-1 on the responses to and recognition of hypoglycemia in humans. A comparison with insulin. Journal Of Clinical Investigation 1993, 91: 141-147. PMID: 8423214, PMCID: PMC330007, DOI: 10.1172/jci116163.Peer-Reviewed Original ResearchConceptsRecombinant human insulin-like growth factor-1Insulin-like growth factor-1Growth factor-1Glucagon responseGlucose productionAbsent glucagon responsesPlasma glucose nadirsGrowth hormone responseInsulin-induced hypoglycemiaAwareness of hypoglycemiaGrowth hormone releaseFactor 1Hepatic glucose productionHuman insulin-like growth factor-1Recognition of hypoglycemiaSymptomatic awarenessNorepinephrine levelsCounterregulatory responsesHypoglycemic stimulusSympathetic activityGlucose nadirsGlucagon releaseBlood glucoseRebound increaseHormone release
1992
Impaired stimulation of gluconeogenesis during prolonged hypoglycemia in intensively treated insulin-dependent diabetic subjects
Caprio S, Napoli R, Saccà L, Tamborlane WV, Sherwin RS. Impaired stimulation of gluconeogenesis during prolonged hypoglycemia in intensively treated insulin-dependent diabetic subjects. The Journal Of Clinical Endocrinology & Metabolism 1992, 75: 1076-1080. PMID: 1400874, DOI: 10.1210/jcem.75.4.1400874.Peer-Reviewed Original ResearchConceptsType I diabetic subjectsHepatic glucose productionDiabetic subjectsGlucose productionControl subjectsInsulin-dependent diabetic subjectsDefective glucose counterregulationFailure of gluconeogenesisLow-dose infusionInsulin-induced hypoglycemiaInsulin-dependent diabetesNormal control subjectsGlucagon responseGlucose counterregulationIDDM patientsIDDM subjectsDose infusionEpinephrine releaseInsulin levelsPlasma glucoseImpaired stimulationConversion of alanineNormal subjectsCompensatory stimulationHepatic response
1991
SUPPRESSION OF COUNTERREGULATORY HORMONE RESPONSE TO HYPOGLYCEMIA BY INSULIN PER SE
DIAMOND M, HALLARMAN L, STARICK-ZYCH K, JONES T, CONNOLLY-HOWARD M, TAMBORLANE W, SHERWIN R. SUPPRESSION OF COUNTERREGULATORY HORMONE RESPONSE TO HYPOGLYCEMIA BY INSULIN PER SE. The Journal Of Clinical Endocrinology & Metabolism 1991, 72: 1388-1390. PMID: 2026760, DOI: 10.1210/jcem-72-6-1388.Peer-Reviewed Original ResearchConceptsCounterregulatory hormone responsesHormone responseGlucose levelsNormal subjectsCounterregulatory hormone levelsResponses of epinephrineVariable glucose infusionDegree of hyperinsulinemiaHigh-dose studiesHypoglycemic clamp studiesHypoglycemic counterregulationHypoglycemic stimulusInsulin doseExogenous insulinDose studyHormone levelsGlucose infusionClamp studiesHypoglycemiaGrowth hormoneHypoglycemic plateauInsulinModulating effectOnly variableHyperinsulinemiaOpiate 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
1985
Intensive insulin therapy reduces counterregulatory hormone responses to hypoglycemia in patients with type I diabetes.
Simonson DC, Tamborlane WV, DeFronzo RA, Sherwin RS. Intensive insulin therapy reduces counterregulatory hormone responses to hypoglycemia in patients with type I diabetes. Annals Of Internal Medicine 1985, 103: 184-90. PMID: 3893253, DOI: 10.7326/0003-4819-103-2-184.Peer-Reviewed Original ResearchConceptsCounterregulatory hormone responsesPump treatmentHormone responseCounterregulatory hormone releaseInsulin pump treatmentPerception of hypoglycemiaIntensive insulin therapyIntensive insulin treatmentInsulin clamp techniqueType IBlood glucose levelsCounterregulatory hormonesGlucose counterregulationInsulin therapyHypoglycemic stimulusHypoglycemic episodesGlucagon releaseHealthy controlsInsulin treatmentHormone releaseStudy groupGlucose levelsHypoglycemic periodNormal controlsHypoglycemia