Defective Activation of Skeletal Muscle and Adipose Tissue Lipolysis in Type 1 Diabetes Mellitus during Hypoglycemia
Enoksson S, Caprio SK, Rife F, Shulman GI, Tamborlane WV, Sherwin RS. Defective Activation of Skeletal Muscle and Adipose Tissue Lipolysis in Type 1 Diabetes Mellitus during Hypoglycemia. The Journal Of Clinical Endocrinology & Metabolism 2003, 88: 1503-1511. PMID: 12679430, DOI: 10.1210/jc.2002-021013.Peer-Reviewed Original ResearchMeSH KeywordsAdipose TissueAdrenergic beta-AgonistsAdultBlood GlucoseDiabetes Mellitus, Type 1EpinephrineFatty Acids, NonesterifiedFemaleGlucoseGlucose Clamp TechniqueGlycerolHomeostasisHumansHypoglycemiaInsulinLactic AcidLipolysisMaleMuscle, SkeletalNorepinephrineReceptors, Adrenergic, beta-2TerbutalineConceptsT1DM patientsControl subjectsGlucose disposalAdipose tissueType 1 diabetes mellitus patientsWhole-body glucose disposalWhole-body glucose useSkeletal muscleDiabetes mellitus patientsGlucagon secretory responsesRisk of hypoglycemiaPlasma epinephrine concentrationSeverity of hypoglycemiaAdipose tissue lipolysisMajor target tissuesHyperinsulinemic euglycemiaAgonist terbutalineAdrenomedullary responseMellitus patientsNondiabetic subjectsDeficient releasePlasma epinephrinePlasma glucoseInsulin infusionCatecholamine secretionLocal 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