Published in Brain on April 01, 1988
Inverted-U-shaped dopamine actions on human working memory and cognitive control. Biol Psychiatry (2011) 3.78
Parkinson's disease. J Neurol Neurosurg Psychiatry (1994) 1.84
Cerebral cortical and subcortical cholinergic deficits in parkinsonian syndromes. Neurology (2010) 1.79
Dopaminergic drugs modulate learning rates and perseveration in Parkinson's patients in a dynamic foraging task. J Neurosci (2009) 1.72
Increased dopamine turnover in the prefrontal cortex impairs spatial working memory performance in rats and monkeys. Proc Natl Acad Sci U S A (1996) 1.66
L-dopa impairs learning, but spares generalization, in Parkinson's disease. Neuropsychologia (2005) 1.54
Unilateral vs. bilateral STN DBS effects on working memory and motor function in Parkinson disease. Exp Neurol (2007) 1.53
Performance of a motor task learned on levodopa deteriorates when subsequently practiced off. Mov Disord (2013) 1.48
The neural circuitry mediating shifts in behavioral response and cognitive set in autism. Biol Psychiatry (2007) 1.47
Dopaminergic therapy affects learning and impulsivity in Parkinson's disease. Ann Clin Transl Neurol (2014) 1.41
Dopamine, affordance and active inference. PLoS Comput Biol (2012) 1.41
Cognitive functioning after pallidotomy for refractory Parkinson's disease. J Neurol Neurosurg Psychiatry (1998) 1.40
Motor and cognitive function in Lewy body dementia: comparison with Alzheimer's and Parkinson's diseases. J Neurol Neurosurg Psychiatry (1997) 1.38
The cholinergic system and Parkinson disease. Behav Brain Res (2010) 1.38
Parkinson's disease and dopaminergic therapy--differential effects on movement, reward and cognition. Brain (2008) 1.29
The neural circuitry of executive functions in healthy subjects and Parkinson's disease. Neuropsychopharmacology (2010) 1.18
Risk and learning in impulsive and nonimpulsive patients with Parkinson's disease. Mov Disord (2010) 1.17
An examination of executive dysfunction associated with frontostriatal circuitry in Parkinson's disease. J Clin Exp Neuropsychol (2006) 1.15
Differential effects of dopaminergic therapies on dorsal and ventral striatum in Parkinson's disease: implications for cognitive function. Parkinsons Dis (2011) 1.13
Parkinson's disease dementia: a neural networks perspective. Brain (2015) 1.10
Cognitive improvement during Tolcapone treatment in Parkinson's disease. J Neural Transm (Vienna) (1997) 1.07
Network correlates of the cognitive response to levodopa in Parkinson disease. Neurology (2011) 1.04
Levodopa slows prosaccades and improves antisaccades: an eye movement study in Parkinson's disease. J Neurol Neurosurg Psychiatry (2006) 1.04
Prefrontal dopamine signaling and cognitive symptoms of Parkinson's disease. Rev Neurosci (2013) 1.03
Prospective memory in Parkinson disease across laboratory and self-reported everyday performance. Neuropsychology (2009) 1.03
Decision making, impulsivity, and addictions: do Parkinson's disease patients jump to conclusions? Mov Disord (2012) 1.03
The Framingham Brain Donation Program: neuropathology along the cognitive continuum. Curr Alzheimer Res (2012) 1.02
Differential influence of levodopa on reward-based learning in Parkinson's disease. Front Hum Neurosci (2010) 1.01
Cognitive impairment in Parkinson's disease: the dual syndrome hypothesis. Neurodegener Dis (2012) 1.00
Differential memory and executive functions in demented patients with Parkinson's and Alzheimer's disease. J Neurol Neurosurg Psychiatry (1991) 0.98
Dopamine agonists and the suppression of impulsive motor actions in Parkinson disease. J Cogn Neurosci (2012) 0.98
Saccadic latency distributions in Parkinson's disease and the effects of L-dopa. Exp Brain Res (2006) 0.98
Impulse control disorders in Parkinson's disease: seeking a roadmap toward a better understanding. Brain Struct Funct (2011) 0.97
A new statistical method for testing hypotheses of neuropsychological/MRI relationships in schizophrenia: partial least squares analysis. Schizophr Res (2002) 0.97
Rule-based category learning in patients with Parkinson's disease. Neuropsychologia (2009) 0.95
Working memory capacity is decreased in sleep-deprived internal medicine residents. J Clin Sleep Med (2009) 0.94
The effects of acute tyrosine and phenylalanine depletion on spatial working memory and planning in healthy volunteers are predicted by changes in striatal dopamine levels. Psychopharmacology (Berl) (2005) 0.94
Reward-related learning via multiple memory systems. Biol Psychiatry (2012) 0.94
Working memory in medicated patients with Parkinson's disease: the central executive seems to work. J Neurol Neurosurg Psychiatry (1996) 0.94
Acute and chronic cognitive effects of levodopa and dopamine agonists on patients with Parkinson's disease: a review. Ther Adv Psychopharmacol (2013) 0.92
Exploring the cognitive and motor functions of the basal ganglia: an integrative review of computational cognitive neuroscience models. Front Comput Neurosci (2013) 0.91
Parkinson's disease cognitive network correlates with caudate dopamine. Neuroimage (2013) 0.91
Parkinson's disease--the debate on the clinical phenomenology, aetiology, pathology and pathogenesis. J Parkinsons Dis (2013) 0.91
A predictive reinforcement model of dopamine neurons for learning approach behavior. J Comput Neurosci (1999) 0.90
Effects of dopamine medication on sequence learning with stochastic feedback in Parkinson's disease. Front Syst Neurosci (2010) 0.90
The effect of dopamine agonists on adaptive and aberrant salience in Parkinson's disease. Neuropsychopharmacology (2011) 0.89
Differential dopaminergic modulation of executive control in healthy subjects. Psychopharmacology (Berl) (2004) 0.89
Executive dysfunction in Parkinson's disease and timing deficits. Front Integr Neurosci (2013) 0.89
Dopamine treatment and cognitive functioning in individuals with Parkinson's disease: the "cognitive flexibility" hypothesis seems to work. Behav Neurol (2014) 0.88
L-DOPA-induced dysregulation of extrastriatal dopamine and serotonin and affective symptoms in a bilateral rat model of Parkinson's disease. Neuroscience (2012) 0.88
Simulating the effects of dopamine imbalance on cognition: from positive affect to Parkinson's disease. Neural Netw (2012) 0.88
Raclopride-induced motor consolidation impairment in primates: role of the dopamine type-2 receptor in movement chunking into integrated sequences. Exp Brain Res (2007) 0.88
Do parkinsonian patients have trouble telling lies? The neurobiological basis of deceptive behaviour. Brain (2009) 0.88
Differential effects of Parkinson's disease and dopamine replacement on memory encoding and retrieval. PLoS One (2013) 0.87
Dopaminergic induced changes in cognitive and motor processing in Parkinson's disease: an electrophysiological investigation. J Neurol Neurosurg Psychiatry (1991) 0.87
L-dopa medication in Parkinson's disease restores activity in the motor cortico-striatal loop but does not modify the cognitive network. PLoS One (2009) 0.86
Major depression in Parkinson's disease and the mood response to intravenous methylphenidate: possible role of the "hedonic" dopamine synapse. J Neurol Neurosurg Psychiatry (1989) 0.85
Dopamine overdose hypothesis: evidence and clinical implications. Mov Disord (2013) 0.85
Targeting impulsivity in Parkinson's disease using atomoxetine. Brain (2014) 0.84
Dopamine's Actions in Primate Prefrontal Cortex: Challenges for Treating Cognitive Disorders. Pharmacol Rev (2015) 0.84
A neurocomputational account of cognitive deficits in Parkinson's disease. Neuropsychologia (2012) 0.84
SPECT neuroimaging and neuropsychological functions in different stages of Parkinson's disease. Eur J Nucl Med Mol Imaging (2010) 0.83
A Biologically Inspired Computational Model of Basal Ganglia in Action Selection. Comput Intell Neurosci (2015) 0.83
The role of dopamine in risk taking: a specific look at Parkinson's disease and gambling. Front Behav Neurosci (2014) 0.83
A pilot study on the effect of cognitive training on BDNF serum levels in individuals with Parkinson's disease. Front Hum Neurosci (2015) 0.83
Clonidine improves attentional and memory components of delayed response performance in a model of early Parkinsonism. Behav Brain Res (2010) 0.82
Levodopa effects on hand and speech movements in patients with Parkinson's disease: a FMRI study. PLoS One (2012) 0.82
Impulsive and compulsive behaviors in Parkinson's disease. Annu Rev Clin Psychol (2013) 0.82
Imaging basal ganglia function. J Anat (2000) 0.81
Cognitive slowing in Parkinson's disease resolves after practice. J Neurol Neurosurg Psychiatry (2002) 0.81
Dose dependent dopaminergic modulation of reward-based learning in Parkinson's disease. Neuropsychologia (2011) 0.81
Advanced Parkinson's disease effect on goal-directed and habitual processes involved in visuomotor associative learning. Front Hum Neurosci (2013) 0.80
Dopaminergic medication impairs feedback-based stimulus-response learning but not response selection in Parkinson's disease. Front Hum Neurosci (2014) 0.80
Performance of C57BL/6J and DBA/2J mice on a touchscreen-based attentional set-shifting task. Behav Brain Res (2013) 0.79
Modulation of habit formation by levodopa in Parkinson's disease. PLoS One (2011) 0.79
Neuroimaging studies of striatum in cognition part II: Parkinson's disease. Front Syst Neurosci (2015) 0.79
Examining dorsal striatum in cognitive effort using Parkinson's disease and fMRI. Ann Clin Transl Neurol (2014) 0.79
Frontostriatal cognitive staging in Parkinson's disease. Parkinsons Dis (2011) 0.79
The relationship between associative learning, transfer generalization, and homocysteine levels in mild cognitive impairment. PLoS One (2012) 0.79
Neuropsychological functions and rCBF SPECT in Parkinson's disease patients considered candidates for deep brain stimulation. Eur J Nucl Med Mol Imaging (2009) 0.79
Humor as a reward mechanism: event-related potentials in the healthy and diseased brain. PLoS One (2014) 0.79
Effect of high frequency repetitive transcranial magnetic stimulation on reaction time, clinical features and cognitive functions in patients with Parkinson's disease. J Neural Transm (Vienna) (2009) 0.78
A tribute to charlie chaplin: induced positive affect improves reward-based decision-learning in Parkinson's disease. Front Psychol (2012) 0.78
Levodopa impairs probabilistic reversal learning in healthy young adults. Psychopharmacology (Berl) (2016) 0.78
Do patient's get angrier following STN, GPi, and thalamic deep brain stimulation. Neuroimage (2010) 0.78
Impulsivities and Parkinson's disease: delay aversion is not worsened by Deep Brain Stimulation of the subthalamic nucleus. PLoS One (2012) 0.78
The role of the right dorsolateral prefrontal cortex in the Tower of London task performance: repetitive transcranial magnetic stimulation study in patients with Parkinson's disease. Exp Brain Res (2012) 0.78
Combined D1/D2 receptor stimulation under conditions of dopamine depletion impairs spatial working memory performance in humans. Psychopharmacology (Berl) (2005) 0.78
Persistence of associations between cognitive impairment and motor dysfunction in the early phase of Parkinson's disease. J Neurol (2013) 0.78
The single intake of levodopa modulates implicit learning in drug naïve, de novo patients with idiopathic Parkinson's disease. J Neural Transm (Vienna) (2016) 0.77
Optogenetic approaches to evaluate striatal function in animal models of Parkinson disease. Dialogues Clin Neurosci (2016) 0.77
Paradoxical effect of dopamine medication on cognition in Parkinson's disease: relationship to side of motor onset. J Int Neuropsychol Soc (2015) 0.77
Dopaminergic modulation of emotional memory in Parkinson's disease. J Neural Transm (Vienna) (2008) 0.77
Selective deficits in cognition and memory in high-functioning parkinsonian patients. J Neurol Neurosurg Psychiatry (1990) 0.76
The epidemiology and clinical manifestations of dysexecutive syndrome in Parkinson's disease. Front Neurol (2012) 0.76
Deep brain stimulation for Parkinson's disease: recent trends and future direction. Neurol Med Chir (Tokyo) (2015) 0.76
Multi-facetted impulsivity following nigral degeneration and dopamine replacement therapy. Neuropharmacology (2016) 0.76
Frontal assessment battery scores and non-motor symptoms in parkinsonian disorders. Neurol Sci (2011) 0.76
Dissociable Effects of Dopamine on the Initial Capture and the Reactive Inhibition of Impulsive Actions in Parkinson's Disease. J Cogn Neurosci (2016) 0.76
Dopa therapy and action impulsivity: subthreshold error activation and suppression in Parkinson's disease. Psychopharmacology (Berl) (2014) 0.76
Corticocortical inhibition in human motor cortex. J Physiol (1993) 8.92
Mitochondrial complex I deficiency in Parkinson's disease. Lancet (1989) 5.72
Electric and magnetic stimulation of human motor cortex: surface EMG and single motor unit responses. J Physiol (1989) 5.69
Servo action in the human thumb. J Physiol (1976) 4.93
Interhemispheric inhibition of the human motor cortex. J Physiol (1992) 4.77
Servo action in human voluntary movement. Nature (1972) 4.33
Mitochondrial complex I deficiency in Parkinson's disease. J Neurochem (1990) 4.03
Phytochrome regulation and differential expression of gibberellin 3beta-hydroxylase genes in germinating Arabidopsis seeds. Plant Cell (1998) 3.76
Painful legs and moving toes. Brain (1971) 3.63
Validity and reliability of a rating scale for the primary torsion dystonias. Neurology (1985) 3.56
The behavioural and motor consequences of focal lesions of the basal ganglia in man. Brain (1994) 3.54
Writers' cramp-a focal dystonia. Brain (1982) 3.43
Slater revisited: 6 year follow up study of patients with medically unexplained motor symptoms. BMJ (1998) 3.41
Outcome of investigation of patients with presenile dementia. Br Med J (1972) 3.39
Grafts of fetal dopamine neurons survive and improve motor function in Parkinson's disease. Science (1990) 3.31
Stretch reflex and servo action in a variety of human muscles. J Physiol (1976) 3.29
Scope of a technique for electrical stimulation of human brain, spinal cord, and muscle. Lancet (1982) 3.26
The mysterious motor function of the basal ganglia: the Robert Wartenberg Lecture. Neurology (1982) 3.26
Corticobasal degeneration. Brain (1989) 3.20
Stimulation of the human motor cortex through the scalp. Exp Physiol (1991) 3.16
Peripheral beta-adrenergic receptors concerned with tremor. Clin Sci (1967) 2.97
The pathophysiology of extrapyramidal side-effects of neuroleptic drugs. Psychol Med (1980) 2.81
Motor cortex stimulation in intact man. 2. Multiple descending volleys. Brain (1987) 2.77
Positron emission tomography studies on the dopaminergic system and striatal opioid binding in the olivopontocerebellar atrophy variant of multiple system atrophy. Ann Neurol (1995) 2.76
Classification of dystonia. Adv Neurol (1998) 2.75
Botulinum toxin in spasmodic torticollis. J Neurol Neurosurg Psychiatry (1988) 2.74
The assessment of fatigue: a practical guide for clinicians and researchers. J Psychosom Res (2004) 2.72
Blepharospasm-oromandibular dystonia syndrome (Brueghel's syndrome). A variant of adult-onset torsion dystonia? J Neurol Neurosurg Psychiatry (1976) 2.72
Human walking and higher-level gait disorders, particularly in the elderly. Neurology (1993) 2.65
Alterations in glutathione levels in Parkinson's disease and other neurodegenerative disorders affecting basal ganglia. Ann Neurol (1994) 2.65
Fronto-striatal cognitive deficits at different stages of Parkinson's disease. Brain (1992) 2.64
Manual motor performance in a deafferented man. Brain (1982) 2.63
The anatomical basis of symptomatic hemidystonia. Brain (1985) 2.60
The anatomy of melancholia--focal abnormalities of cerebral blood flow in major depression. Psychol Med (1992) 2.58
Is the human stretch reflex cortical rather than spinal? Lancet (1973) 2.58
"On-off" effects in patients with Parkinson's disease on chronic levodopa therapy. Lancet (1976) 2.54
Movement disorders in multiple sclerosis. Mov Disord (1995) 2.53
Alterations in the levels of iron, ferritin and other trace metals in Parkinson's disease and other neurodegenerative diseases affecting the basal ganglia. Brain (1991) 2.52
The pathophysiology of primary dystonia. Brain (1998) 2.51
Pathophysiology of blepharospasm and oromandibular dystonia. Brain (1985) 2.50
A method of monitoring function in corticospinal pathways during scoliosis surgery with a note on motor conduction velocities. J Neurol Neurosurg Psychiatry (1986) 2.50
Blepharospasm: a review of 264 patients. J Neurol Neurosurg Psychiatry (1988) 2.46
Differing patterns of striatal 18F-dopa uptake in Parkinson's disease, multiple system atrophy, and progressive supranuclear palsy. Ann Neurol (1990) 2.45
An interpretation of the modern rise of population in Europe. Popul Stud (Camb) (1972) 2.45
Changes in the response to magnetic and electrical stimulation of the motor cortex following muscle stretch in man. J Physiol (1991) 2.44
Increased nigral iron content and alterations in other metal ions occurring in brain in Parkinson's disease. J Neurochem (1989) 2.44
Attitudes of families to some aspects of Huntington's chorea. Psychol Med (1979) 2.40
A study of hereditary essential tremor. Brain (1994) 2.37
Focal dystonia of the jaw and the differential diagnosis of unilateral jaw and masticatory spasm. J Neurol Neurosurg Psychiatry (1986) 2.37
Isolated tremor and disruption of the nigrostriatal dopaminergic system: an 18F-dopa PET study. Neurology (1992) 2.36
Disturbance of sequential movements in patients with Parkinson's disease. Brain (1987) 2.30
Abnormalities in central motor pathway conduction in multiple sclerosis. Lancet (1984) 2.30
Postural electromyographic responses in the arm and leg following galvanic vestibular stimulation in man. Exp Brain Res (1993) 2.30
Isolated single motor units in human muscle and their rate of discharge during maximal voluntary effort. J Physiol (1971) 2.28
Basal lipid peroxidation in substantia nigra is increased in Parkinson's disease. J Neurochem (1989) 2.26
Review of 23 patients affected by the stiff man syndrome: clinical subdivision into stiff trunk (man) syndrome, stiff limb syndrome, and progressive encephalomyelitis with rigidity. J Neurol Neurosurg Psychiatry (1998) 2.22
Delay in the execution of voluntary movement by electrical or magnetic brain stimulation in intact man. Evidence for the storage of motor programs in the brain. Brain (1989) 2.19
The sensory mechanism of servo action in human muscle. J Physiol (1977) 2.18
Anticonvulsant-induced dyskinesias: a comparison with dyskinesias induced by neuroleptics. J Neurol Neurosurg Psychiatry (1976) 2.18
Association of slow acetylator genotype for N-acetyltransferase 2 with familial Parkinson's disease. Lancet (1997) 2.16
Hysteria--a neurologist's view. Psychol Med (1986) 2.12
Hospitalist concept: another dangerous trend. Am Fam Physician (1998) 2.11
Oxidative DNA damage in the parkinsonian brain: an apparent selective increase in 8-hydroxyguanine levels in substantia nigra. J Neurochem (1997) 2.10
Corticobasal degeneration. A clinical study of 36 cases. Brain (1994) 2.10
'Subcortical dementia': the neuropsychological evidence. Neuroscience (1988) 2.08
Autosomal dominant nocturnal frontal lobe epilepsy. A distinctive clinical disorder. Brain (1995) 2.06
Ballistic flexion movements of the human thumb. J Physiol (1979) 2.06
Disruption of spatial organization and interjoint coordination in Parkinson's disease, progressive supranuclear palsy, and multiple system atrophy. Mov Disord (2000) 2.06
Reciprocal inhibition between the muscles of the human forearm. J Physiol (1984) 2.05
Relationship between plasma propranolol concentration and relief of essential tremor. J Neurol Neurosurg Psychiatry (1979) 2.04
Teaching tape for the motor section of the unified Parkinson's disease rating scale. Mov Disord (1995) 2.03
Modulation of motor cortical excitability by electrical stimulation over the cerebellum in man. J Physiol (1991) 2.01
Proteome-based plasma biomarkers for Alzheimer's disease. Brain (2006) 1.98
Tissue pH as an indicator of mRNA preservation in human post-mortem brain. Brain Res Mol Brain Res (1995) 1.98
Motor cortex stimulation in intact man. 1. General characteristics of EMG responses in different muscles. Brain (1987) 1.98
Success and problems of long-term levodopa therapy in Parkinson's disease. Lancet (1977) 1.96
Autosomal dominant frontal epilepsy misdiagnosed as sleep disorder. Lancet (1994) 1.95
Performance of simultaneous movements in patients with Parkinson's disease. Brain (1986) 1.95
Idiopathic torsion dystonia (dystonia musculorum deformans). A review of forty-two patients. Brain (1974) 1.93
How common is dementia in Parkinson's disease? Lancet (1984) 1.93
Pharmacological evidence for cerebral dopamine receptor blockade by metoclopramide in rodents. Psychopharmacologia (1975) 1.93
Percutaneous electrical stimulation of corticospinal pathways at the level of the pyramidal decussation in humans. Ann Neurol (1991) 1.93
Assessing tremor severity. J Neurol Neurosurg Psychiatry (1993) 1.92
Effect of vision and stance width on human body motion when standing: implications for afferent control of lateral sway. J Physiol (1993) 1.91
Tardive dystonia: late-onset and persistent dystonia caused by antipsychotic drugs. Neurology (1982) 1.88
Scaling of the size of the first agonist EMG burst during rapid wrist movements in patients with Parkinson's disease. J Neurol Neurosurg Psychiatry (1986) 1.88
Assessment of extrapyramidal disorders. Br J Clin Pharmacol (1981) 1.86
Movement disorders following lesions of the thalamus or subthalamic region. Mov Disord (1994) 1.86
A year's comparison of treatment of patients with parkinson's disease with levodopa combined with carbidopa versus treatment with levodopa alone. Lancet (1973) 1.85
Brain dopamine metabolism in patients with Parkinson's disease measured with positron emission tomography. J Neurol Neurosurg Psychiatry (1986) 1.84
Different sites of action of electrical and magnetic stimulation of the human brain. Neurosci Lett (1987) 1.84
Apathy in Parkinson's disease. J Neurol Neurosurg Psychiatry (2002) 1.82
Botulinum toxin treatment of spasmodic torticollis. J R Soc Med (1992) 1.81
New observations on the normal auditory startle reflex in man. Brain (1991) 1.80