1985
α2-Adrenergic Mechanisms in Prefrontal Cortex Associated with Cognitive Decline in Aged Nonhuman Primates
Arnsten A, Goldman-Rakic P. α2-Adrenergic Mechanisms in Prefrontal Cortex Associated with Cognitive Decline in Aged Nonhuman Primates. Science 1985, 230: 1273-1276. PMID: 2999977, DOI: 10.1126/science.2999977.Peer-Reviewed Original ResearchConceptsBeneficial effectsAlpha-adrenergic systemReceptor agonist clonidineAlpha 2 receptorsΑ2-adrenergic mechanismsAged nonhuman primatesDorsolateral prefrontal cortexAgonist clonidineSite of actionAged humansPharmacological profileAged nonhumanCognitive declineCognitive deficitsCognitive functionPrefrontal cortexDrug actionNonhuman primatesMemory disordersClonidineLesionsCortex
1981
Evidence for an interaction of opioid and noradrenergic locus coeruleus systems in the regulation of environmental stimulus-directed behavior
Arnsten A, Segal DS, Loughlin SE, Roberts D. Evidence for an interaction of opioid and noradrenergic locus coeruleus systems in the regulation of environmental stimulus-directed behavior. Brain Research 1981, 222: 351-363. PMID: 7284783, DOI: 10.1016/0006-8993(81)91038-6.Peer-Reviewed Original ResearchConceptsOpiate agonist morphineNoradrenergic locus coeruleus systemOpiate antagonist naloxoneDorsal bundleSham-lesioned ratsLocus coeruleus systemLocus coeruleus activityStimulus contactStimulus interactionAgonist morphineAntagonist naloxoneOpioid roleInhibitory actionNaloxoneOpioidsReportParticular environmental stimuliMorphineLesionsRats