1993
Ischemia as an Excitotoxic Lesion: Protection Against Hippocampal Nerve Cell Loss by Denervation
Diemer N, Johansen F, Benveniste H, Bruhn T, Berg M, Valente E, Jørgensen M. Ischemia as an Excitotoxic Lesion: Protection Against Hippocampal Nerve Cell Loss by Denervation. Acta Neurochirurgica Supplement 1993, 57: 94-101. PMID: 8380675, DOI: 10.1007/978-3-7091-9266-5_14.Peer-Reviewed Original ResearchConceptsPyramidal neuronsIschemic neuron damageVulnerable nerve cellsTransient cerebral ischemiaGABA-ergic interneuronsNerve cell lossMin of ischemiaHippocampal pyramidal neuronsRelease of glutamateExtracellular glutamate releaseKainate/Neuroexcitatory mechanismsNeuron damagePostischemic periodCerebral ischemiaHilus cellsPostischemic hypoperfusionCalcium blockersGlutamate releaseIntact innervationIschemic animalsDenervated ratsDentate hilusReceptor autoradiographyCA1 neurons
1991
The excitotoxin hypothesis in relation to cerebral ischemia.
Benveniste H. The excitotoxin hypothesis in relation to cerebral ischemia. Cerebrovascular And Brain Metabolism Reviews 1991, 3: 213-45. PMID: 1931486.Peer-Reviewed Original ResearchConceptsExcitatory amino acidsSelective neuronal deathExcitotoxin hypothesisNeuronal deathExtracellular glutamate concentration increasesSelective vulnerable brain regionsBrain regionsN-methyl-D-aspartate receptorsGlutamate accumulationBrain cell injuryVulnerable brain regionsTransient global ischemiaHigh-performance liquid chromatographyDistinct brain regionsNeuronal injuryBrain extracellular spaceCerebral ischemiaTransient ischemiaAntagonist APVExcitatory neurotransmitterGlobal ischemiaExtracellular glutamateNMDA antagonistsCertain neuronsMicrodialysis technique
1989
Ischemic Damage in Hippocampal CA1 is Dependent on Glutamate Release and Intact Innervation from CA3
Benveniste H, Jørgensen M, Sandberg M, Christensen T, Hagberg H, Diemer N. Ischemic Damage in Hippocampal CA1 is Dependent on Glutamate Release and Intact Innervation from CA3. Cerebrovascular And Brain Metabolism Reviews 1989, 9: 629-639. PMID: 2570785, DOI: 10.1038/jcbfm.1989.90.Peer-Reviewed Original ResearchConceptsCA1 regionPyramidal cellsGlutamate releaseIntact innervationHippocampal tissueCA1 tissueInjection siteIschemia-induced releaseIschemia-induced damageTransient global ischemiaCA1 pyramidal cellsRelease of glutamateGlutamatergic afferentsIschemic damageHippocampal CA1CA1 pyramidsGlobal ischemiaCA3 regionPathogenetic significanceIschemiaNeurotoxic potentialCA3CA1GlutamateInnervation
1984
Elevation of the Extracellular Concentrations of Glutamate and Aspartate in Rat Hippocampus During Transient Cerebral Ischemia Monitored by Intracerebral Microdialysis
Benveniste H, Drejer J, Schousboe A, Diemer N. Elevation of the Extracellular Concentrations of Glutamate and Aspartate in Rat Hippocampus During Transient Cerebral Ischemia Monitored by Intracerebral Microdialysis. Journal Of Neurochemistry 1984, 43: 1369-1374. PMID: 6149259, DOI: 10.1111/j.1471-4159.1984.tb05396.x.Peer-Reviewed Original ResearchConceptsGamma-aminobutyric acidCerebral ischemiaIschemic periodTransient complete cerebral ischemiaTransient cerebral ischemiaComplete cerebral ischemiaExtracellular contentAmino acid glutamateDiameter dialysisIntracerebral microdialysisConcentrations of alanineExtracellular glutamateRat hippocampusCertain neuronsTaurine concentrationsIschemiaExtracellular concentrationHippocampusExtracellular fluidRinger's solutionGlutamateSame periodAspartateCausal factorsPeriod