1999
Striatal dopaminergic correlates of stable parkinsonism and degree of recovery in old-world primates one year after MPTP treatment
Elsworth J, Taylor J, Sladek J, Collier T, Redmond D, Roth R. Striatal dopaminergic correlates of stable parkinsonism and degree of recovery in old-world primates one year after MPTP treatment. Neuroscience 1999, 95: 399-408. PMID: 10658619, DOI: 10.1016/s0306-4522(99)00437-6.Peer-Reviewed Original ResearchConceptsHomovanillic acid/dopamine ratioMPTP treatmentStriatal dopamine levelsDopamine levelsDopamine lossDopamine depletionDopamine ratioStriatal subregionsNucleus accumbensCaudate nucleusDopamine concentrationsOne-yearSeverity categoriesDopamine neuron integrityVentromedial caudate nucleusStriatal dopamine lossHomovanillic acid concentrationsStriatal dopaminergic functionMarked increaseNormal motor performancePaucity of dataMetabolic activityNon-human primatesParkinsonian disabilityTetrahydropyridine (MPTP) model
1997
Severe long-term 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine-induced parkinsonism in the vervet monkey (Cercopithecus aethiops sabaeus)
Taylor J, Elsworth J, Roth R, Sladek J, Redmond D. Severe long-term 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine-induced parkinsonism in the vervet monkey (Cercopithecus aethiops sabaeus). Neuroscience 1997, 81: 745-755. PMID: 9316026, DOI: 10.1016/s0306-4522(97)00214-5.Peer-Reviewed Original ResearchConceptsParkinson's diseaseSevere parkinsonismAdult male African green monkeysMale African green monkeysTetrahydropyridine-induced parkinsonismMPTP-induced parkinsonismIdiopathic Parkinson's diseaseNovel therapeutic treatmentsLong-term deficitsAfrican green monkeysGroups of animalsNon-human primatesMPTP treatmentParkinsonian monkeysMPTP administrationVervet monkeysFunctional deficitsInitial severityStable parkinsonismBehavioral deficitsAnimal modelsParkinsonismParkinsonian subjectsMPTPTherapeutic treatment
1994
Peripheral nerve-dopamine neuron co-grafts in mptp-treated monkeys: Augmentation of tyrosine hydroxylase-positive fiber staining and dopamine content in host systems
Collier T, Elsworth J, Taylor J, Sladek J, Roth R, Redmond D. Peripheral nerve-dopamine neuron co-grafts in mptp-treated monkeys: Augmentation of tyrosine hydroxylase-positive fiber staining and dopamine content in host systems. Neuroscience 1994, 61: 875-889. PMID: 7838385, DOI: 10.1016/0306-4522(94)90410-3.Peer-Reviewed Original ResearchConceptsDopamine neuronsCaudate nucleusNon-human primatesLateral ventricleSeptal areaDopamine systemEmbryonic ventral mesencephalic tissueTyrosine hydroxylase-positive fibersHomovanillic acid/dopamine ratioDopamine neuron graftsDopamine-depleted monkeysEmbryonic ventral mesencephalonGrafted dopamine neuronsVentral mesencephalic tissueLateral septal areaLevels of dopamineMesencephalic dopamine neuronsMetabolite homovanillic acidBrain dopamine systemsMPTP-treated monkeysDirection of normalizationAfrican green monkeysInjury-induced regenerationMesencephalic tissueSaphenous nerve
1982
Clonidine suppression of noradrenergic hyperactivity during morphine withdrawal by clonidine: biochemical studies in rodents and primates.
Roth R, Elsworth J, Redmond D. Clonidine suppression of noradrenergic hyperactivity during morphine withdrawal by clonidine: biochemical studies in rodents and primates. The Journal Of Clinical Psychiatry 1982, 43: 42-6. PMID: 6806253.Peer-Reviewed Original ResearchConceptsBrain levelsMHPG accumulationNE turnoverNE neuronsLocus coeruleusNaloxone-insensitive mechanismAdministration of naloxoneMorphine-dependent animalsNE systemDose-dependent degreeNon-human primatesNE metabolismMorphine withdrawalOpiate withdrawalClonidine suppressionImpulse flowNoradrenergic hyperactivityClinical studiesCSF measuresControl monkeysClonidineElectrophysiological studiesMHPGBiochemical measuresPilot data