2013
Effects of Fructose vs Glucose on Regional Cerebral Blood Flow in Brain Regions Involved With Appetite and Reward Pathways
Page KA, Chan O, Arora J, Belfort-DeAguiar R, Dzuira J, Roehmholdt B, Cline GW, Naik S, Sinha R, Constable RT, Sherwin RS. Effects of Fructose vs Glucose on Regional Cerebral Blood Flow in Brain Regions Involved With Appetite and Reward Pathways. JAMA 2013, 309: 63-70. PMID: 23280226, PMCID: PMC4076145, DOI: 10.1001/jama.2012.116975.Peer-Reviewed Original ResearchConceptsRegional cerebral blood flowCerebral blood flowGlucose ingestionFructose ingestionFructose consumptionBlood flowGlucagon-like polypeptide-1Weight gainRegional CBF changesPrevalence of obesityHigh-fructose dietHealthy adult volunteersLower peak levelsConsumption of fructoseMagnetic resonance imaging sessionPosterior cingulate cortexWhole-brain analysisEffects of fructoseFunctional connectivity analysisSatiety hormonesSecondary outcomesDrink ingestionSystemic glucoseVoxel-level analysisInsulin resistance
2008
Effect of Acute and Recurrent Hypoglycemia on Changes in Brain Glycogen Concentration
Herzog RI, Chan O, Yu S, Dziura J, McNay EC, Sherwin RS. Effect of Acute and Recurrent Hypoglycemia on Changes in Brain Glycogen Concentration. Endocrinology 2008, 149: 1499-1504. PMID: 18187548, PMCID: PMC2276713, DOI: 10.1210/en.2007-1252.Peer-Reviewed Original ResearchConceptsHypoglycemia-associated autonomic failureRecurrent hypoglycemiaAcute hypoglycemiaAutonomic failureBrain glycogenGlycogen levelsBrain glucoseGlucose levelsRH groupInsulin-induced acute hypoglycemiaSimilar blood glucose levelsIntensive insulin treatmentHyperinsulinemic-hypoglycemic clamp studyBrain glycogen concentrationHypoglycemic clamp studiesBlood glucose levelsBrain glucose levelsCounterregulatory failureDiabetic patientsGlycogen supercompensationRecurrent episodesSingle boutInsulin treatmentClamp studiesAnimal models
2002
Brain glucose levels are elevated in chronically hyperglycemic diabetic rats: No evidence for protective adaptation by the blood brain barrier
Jacob RJ, Fan X, Evans ML, Dziura J, Sherwin RS. Brain glucose levels are elevated in chronically hyperglycemic diabetic rats: No evidence for protective adaptation by the blood brain barrier. Metabolism 2002, 51: 1522-1524. PMID: 12489061, DOI: 10.1053/meta.2002.36347.Peer-Reviewed Original ResearchConceptsDiabetic ratsBB/Wor diabetic ratsLong-term adverse effectsHyperglycemic diabetic ratsProtective adaptationBlood-brain barrier transferPlasma glucose ratioBlood-brain barrierBeta-hydroxybutyrate levelsBrain glucose levelsECF glucoseAcute hyperglycemiaChronic hyperglycemiaBlood glucoseBrain barrierHyperglycemic groupPeripheral tissuesGlucose levelsBeta-OHBInferior colliculusECF levelsProlonged elevationHyperglycemiaFluid glucoseBrain tissue