2023
Neurovascular coupling is optimized to compensate for the increase in proton production from nonoxidative glycolysis and glycogenolysis during brain activation and maintain homeostasis of pH, pCO2, and pO2
DiNuzzo M, Dienel G, Behar K, Petroff O, Benveniste H, Hyder F, Giove F, Michaeli S, Mangia S, Herculano‐Houzel S, Rothman D. Neurovascular coupling is optimized to compensate for the increase in proton production from nonoxidative glycolysis and glycogenolysis during brain activation and maintain homeostasis of pH, pCO2, and pO2. Journal Of Neurochemistry 2023, 168: 632-662. PMID: 37150946, PMCID: PMC10628336, DOI: 10.1111/jnc.15839.Peer-Reviewed Original ResearchHigher cerebral blood flowCerebral blood flowOxygen extraction fractionNeurovascular couplingBlood flowLower oxygen extraction fractionNonoxidative glycolysisCerebral metabolic rateBrain pHCapillary densityNeurovascular diseasesNonoxidative metabolismTissue oxygenationHuman cortexBrain functionExtraction fractionBrain activationMitochondrial ATP productionPET measurementsCMROOxygen consumptionHomeostasisGlycogenolysisFMRI contrastActivation
1991
Decreased glucose utilization in discrete brain regions of rat in thioacetamide‐induced hepatic encephalopathy as measured with [3H]‐deoxyglucose
Hilgier W, Benveniste H, Diemer N, Albrecht J. Decreased glucose utilization in discrete brain regions of rat in thioacetamide‐induced hepatic encephalopathy as measured with [3H]‐deoxyglucose. Acta Neurologica Scandinavica 1991, 83: 353-355. PMID: 1887755, DOI: 10.1111/j.1600-0404.1991.tb03961.x.Peer-Reviewed Original ResearchConceptsBrain regionsLocal cerebral metabolic rateCerebral metabolic rateDiscrete brain regionsHepatic encephalopathyParticular brain regionsCerebral cortexGlutamatergic neuronsGlutamatergic neurotransmissionMedulla oblongataAuditory cortexGlucose utilizationDeoxyglucose uptakeBioenergetic failureEnergy metabolismRatsCortexPossible linkMetabolic ratePossible contributionThioacetamideOblongataEncephalopathyHippocampusStriatum