J. Keyser

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Clinical trials with neuroprotective drugs in acute ischaemic stroke: are we doing the right thing?

J. Keyser, G. Sulter, P. Luiten, 1999, Trends in Neurosciences.

Autonomic dysfunction in acute ischemic stroke: An underexplored therapeutic area?

J. Keyser, Jacques De Keyser, S. Raedt, 2015, Journal of the Neurological Sciences.

Dysfunctional astrocytes as key players in the pathogenesis of central nervous system disorders

J. Mostert, J. Keyser, M. Koch, 2008, Journal of the Neurological Sciences.

Central-nervous-system demyelination after immunisation with recombinant hepatitis B vaccine

J. Keyser, G. Ebinger, L. Herroelen, 1991, The Lancet.

Lipid profile, statin use, and outcome after intravenous thrombolysis for acute ischaemic stroke

G. Luijckx, P. Vroomen, J. Keyser, 2008, Journal of Neurology.

Reply: Hyperglycaemia and the outcome of stroke

G. Luijckx, P. Vroomen, J. Keyser, 2007 .

Intravenous alteplase for stroke with unknown time of onset guided by advanced imaging: systematic review and meta-analysis of individual patient data

C. Gerloff, D. Blacker, C. Anderson, 2020, The Lancet.

Thrombolysis for acute ischemic stroke.

G. Luijckx, J. Keyser, M. Uyttenboogaart, 2009, Current topics in medicinal chemistry.

instrument Utility of the stroke-thrombolytic predictive

G. Luijckx, P. Vroomen, J. Keyser, 2008 .

Safety of routine IV thrombolysis between 3 and 4.5 h after ischemic stroke

G. Luijckx, P. Vroomen, J. Keyser, 2007, Journal of the Neurological Sciences.

Relationships between brain water content and diffusion tensor imaging parameters (apparent diffusion coefficient and fractional anisotropy) in multiple sclerosis

M. Oudkerk, J. Mostert, R. Irwan, 2006, European Radiology.

5HT4 agonists inhibit interferon-γ-induced MHC class II and B7 costimulatory molecules expression on cultured astrocytes

N. Wilczak, D. Chesik, E. Zeinstra, 2006, Journal of Neuroimmunology.

Reactive astrocytes in chronic active lesions of multiple sclerosis express co-stimulatory molecules B7-1 and B7-2

N. Wilczak, E. Zeinstra, J. Keyser, 2003, Journal of Neuroimmunology.

Insulin-like growth factor binding protein-1-6 expression in activated microglia

N. Wilczak, D. Chesik, J. Keyser, 2004, Neuroreport.

Subtypes of adrenergic and dopaminergic receptors in bovine cerebral blood vessels

G. Vauquelin, A. Convents, J. Keyser, 1988, Neuroscience Letters.

Regional Distribution of α2A‐and α2B‐Adrenoceptor Subtypes in Postmortem Human Brain

G. Vauquelin, J. Keyser, Hilde De Vos, 1992 .

α2A Adrenoceptors and non-adrenergic idazoxan binding sites in calf brain and retina are distinct from those in human brain

G. Vauquelin, J. Keyser, I. V. Liefde, 1993, Neurochemistry International.

[3H]Rauwolscine labels α2-adrenoceptors and 5-HT1A receptors in human cerebral cortex

G. Vauquelin, A. Convents, J. Keyser, 1989 .

Hyperdense middle cerebral artery sign and outcome after intravenous thrombolysis for acute ischemic stroke

G. Luijckx, P. Vroomen, J. Keyser, 2009, Journal of the Neurological Sciences.

Intravenous Nimodipine West European Stroke Trial (INWEST) of Nimodipine in the Treatment of Acute Ischaemic Stroke

N. Wahlgren, B. Indredavik, J. Keyser, 1994 .

Neurological Scales in the Assessment of Cerebral Infarction

J. Keyser, L. Hantson, 1994 .

Hospital referral of stroke patients: a survey of attitudes in general practice, and consideration of entry times for clinical trials

L. Tritsmans, J. Keyser, J. Gheuens, 1994, Clinical Neurology and Neurosurgery.

Myocardial calcification: a rare cause of diastolic dysfunction

J. Keyser, W. Mullens, W. Droogné, 2006, Heart.

Thrombolysis and hemorrhagic transformation.

J. Keyser, 2002 .

Analysis of the human brain in primary progressive multiple sclerosis with mapping of the spatial distributions using 1H MR spectroscopy and diffusion tensor imaging

M. Oudkerk, J. Mostert, R. Irwan, 2005, European Radiology.

Clinical Study The Effect of Fluoxetine on Progression in Progressive Multiple Sclerosis : A Double-Blind , Randomized , Placebo-Controlled Trial

M. Buchem, J. Grond, T. Heersema, 2015 .

Continuous pulse oximetry in acute hemiparetic stroke

J. Elting, J. Keyser, G. Sulter, 2000, Journal of the Neurological Sciences.

Intravenous thrombolysis with recombinant tissue plasminogen activator for acute ischemic stroke in a patient treated with rivaroxaban

R. Brouns, L. Yperzeele, J. Keyser, 2014, Clinical Neurology and Neurosurgery.

Low-dose versus high-dose acetylsalicylic acid in carotid endarterectomy

J. Keyser, G. Sulter, 1999, The Lancet.

IGF binding protein alterations on periplaque oligodendrocytes in multiple sclerosis: Implications for remyelination

N. Wilczak, D. Chesik, D. Hoekstra, 2008, Neurochemistry International.

Insulin-like growth factor-I receptors in normal appearing white matter and chronic plaques in multiple sclerosis

N. Wilczak, J. Keyser, 1997, Brain Research.

Insulin-like growth factor-I receptor densities in human frontal cortex and white matter during aging, in Alzheimer's disease, and in Huntington's disease

N. Wilczak, J. Keyser, A. Goossens, 1994, Neuroscience Letters.

Strokes soon after oral anticoagulant therapy in patients with atrial fibrillation

J. Keyser, L. Herroelen, 1991, The Lancet.

Chapter 3 Insulin-like growth factor ( IGF )-I binding to a cell membrane associated IGF binding protein-3-acid-labile subunit complex in human anterior pituitary gland

N. Wilczak, D. Chesik, N. Kühl, 2003 .

Oxidative stress in serum and peripheral blood leukocytes in patients with different disease courses of multiple sclerosis

J. De Keyser, J. Keyser, M. Koch, 2006, Journal of Neurology.

D1 and D2 Dopamine Receptors in Human Substantia Nigra: Localization and the Effect of Aging

G. Vauquelin, J. Keyser, G. Ebinger, 1991, Journal of neurochemistry.

In Human Brain Two Subtypes of D1 Dopamine Receptors Can Be Distinguished on the Basis of Differences in Guanine Nucleotide Effect on Agonist Binding

G. Vauquelin, J. Keyser, G. Ebinger, 1989, Journal of neurochemistry.

L‐dopa‐induced respiratory disturbance in Parkinson's disease suppressed by tiapride

J. Keyser, W. Vincken, 1985, Neurology.

University of Groningen Astrocytic beta 2 Adrenergic Receptor Gene Deletion Affects Memory in Aged Mice

J. Keyser, L. Ris, A. Massie, 2016 .

Excitotoxic mechanisms may be involved in the pathophysiology of tardive dyskinesia.

J. Keyser, 1991 .

Lack of GTP-insensitive D2 dopamine receptors in Huntington's disease

R. Roos, G. Vauquelin, J. Keyser, 1989, Journal of the Neurological Sciences.

The sNIHSS-4 predicts outcome in right and left anterior circulation strokes

G. Luijckx, R. Brouns, J. Keyser, 2013, Clinical Neurology and Neurosurgery.

The pathophysiological role of astrocytic endothelin-1

J. Keyser, M. D’haeseleer, R. Kooijman, 2016, Progress in Neurobiology.

The syndrome of headache with neurologic deficits and cerebrospinal fluid lymphocytosis mimicking acute ischemic stroke.

M. Aries, J. Keyser, J. V. Oostrom, 2008 .

Insulin-like growth factor binding protein-4 interacts with centrosomes and microtubules in primary astrocytes

N. Wilczak, D. Chesik, J. Keyser, 2004, Neuroscience.

A Potential Neuroprotective Compound for the Treatment of Acute Ischemic Stroke?

Y. Michotte, J. Keyser, R. Kooijman, 2009 .

Performance on Paced Auditory Serial Addition Test and cerebral blood flow in multiple sclerosis

J. Hoogduin, M. Cambron, J. Keyser, 2013, Acta neurologica Scandinavica.

Predicting outcome from coma: man-in-the-barrel syndrome as potential pitfall

R. Haaxma, J. Elting, J. Keyser, 2000, Clinical Neurology and Neurosurgery.

Increased serum neuron specific enolase concentrations in patients with hyperglycemic cortical ischemic stroke

J. Elting, J. Keyser, G. Sulter, 1998, Neuroscience Letters.

Peptidylarginine deiminase activity in postmortem white matter of patients with multiple sclerosis

J. Keyser, A. Teelken, M. Schaaf, 1999, Neuroscience Letters.

Astrocytes in chronic active multiple sclerosis plaques express MHC class II molecules

N. Wilczak, E. Zeinstra, J. Keyser, 2000, Neuroreport.

What intracranial tissues in humans contain sumatriptan-sensitive serotonin 5-HT1-type receptors?

N. Wilczak, G. Vauquelin, J. Keyser, 1993, Neuroscience Letters.

Serum uric acid levels and leukocyte nitric oxide production in multiple sclerosis patients outside relapses

N. Wilczak, M. Heerings, J. Mostert, 2005, Journal of the Neurological Sciences.

Coupling of D1 dopamine receptors to the guanine nucleotide binding protein Gs is deficient in Huntington's disease

G. Vauquelin, J. Keyser, G. Ebinger, 1989, Brain Research.

Simvastatin inhibits interferon-gamma-induced MHC class II up-regulation in cultured astrocytes

N. Wilczak, D. Chesik, E. Zeinstra, 2015 .

[3H]dihydroalprenolol binding to beta adrenergic receptors in multiple sclerosis brain

N. Wilczak, E. Zeinstra, J. Keyser, 2000, Neuroscience Letters.

Imidazoline receptors, non-adrenergic idazoxan binding sites and α2-adrenoceptors in the human central nervous system

G. Vauquelin, J. Keyser, G. Bricca, 1994, Neuroscience.

Autoradiographic distribution of α 2 adrenoceptors, NAIBS, and 5-HT1A receptors in human brain using [3H]idazoxan and [3H]rauwolscine

G. Vauquelin, A. Convents, J. Keyser, 1991, Brain Research.

A fatal demyelinating illness in a young woman 10 weeks post partum

J. Keyser, M. Koch, W. Dunnen, 2005, The Lancet Neurology.

Aminergic receptors in astrogliotic plaques from patients with multiple sclerosis

J. Leysen, X. Langlois, N. Wilczak, 2002, Neuroscience Letters.

Osteopathia striata with cranial sclerosis Report of a case and review of the literature

J. Keyser, J. Leemans, G. Ebinger, 1983, Clinical Neurology and Neurosurgery.

The effect of aging on the D1 dopamine receptors in human frontal cortex

G. Vauquelin, J. Keyser, G. Ebinger, 1990, Brain Research.

Autoradiographic localization of D1 and D2 dopamine receptors in the human brain

Frank Roels, G. Vauquelin, J. Keyser, 1988, Neuroscience Letters.

Calcium Homeostasis, Nimodipine, and Stroke

C. Nyakas, J. Keyser, P. Luiten, 1997 .

Validation assessment of risk tools to predict outcome after thrombolytic therapy for acute ischemic stroke

P. Deyn, M. Moens, R. Brouns, 2014, Clinical Neurology and Neurosurgery.

Monoaminergic neurotransmitters in Alzheimer's disease An HPLC study comparing presenile familial and sporadic senile cases

Y. Michotte, J. Keyser, G. Ebinger, 1989, Journal of the Neurological Sciences.

Human M1-, M2- and M3-muscarinic cholinergic receptors: Binding characteristics of agonists and antagonists

Patrick Vanderheyden, J. Gies, G. Vauquelin, 1990, Journal of the Neurological Sciences.

Inheritance mode of multiple sclerosis: the effect of HLA class II alleles is stronger than additive

I. Nolte, J. Keyser, C. Buys, 2004, Human Genetics.

protocolDesign of a Randomised Controlled Trial ( RCT ) on the effectiveness of a Dutch patient advocacy case management intervention among severely disabled Multiple Sclerosis patients

J. Keyser, K. Wynia, B. Middel, 2015 .

University of Groningen Design of a Randomised Controlled Trial ( RCT ) on the effectiveness of a Dutch patient advocacy case management intervention among severely disabled Multiple Sclerosis patients

J. Keyser, K. Wynia, B. Middel, 2010 .

Cerebrospinal fluid oligoclonal bands and progression of disability in multiple sclerosis

J. Mostert, J. Keyser, M. Koch, 2007, European journal of neurology.

Fluoxetine increases cerebral white matter NAA/Cr ratio in patients with multiple sclerosis

M. Oudkerk, J. Mostert, P. Sijens, 2006, Neuroscience Letters.

Autoimmunity in multiple sclerosis

J. Keyser, 1988, Neurology.

Insulin-like growth factor II receptors in human brain and their absence in astrogliotic plaques in multiple sclerosis

N. Wilczak, J. Keyser, P. Luiten, 2000, Brain Research.

Insulin-like growth factor system in serum and cerebrospinal fluid in patients with multiple sclerosis

N. Wilczak, J. Keyser, R. Bredewold, 1998, Neuroscience Letters.

Involvement of insulin-like growth factor binding protein-2 in activated microglia as assessed in post mortem human brain

N. Wilczak, D. Chesik, J. Keyser, 2004, Neuroscience Letters.

Insulin-like Growth Factor System Regulates Oligodendroglial Cell Behavior: Therapeutic Potential in CNS

N. Wilczak, D. Chesik, J. Keyser, 2008, Journal of Molecular Neuroscience.

Free insulin-like growth factor (IGF)-I and IGF binding proteins 2, 5, and 6 in spinal motor neurons in amyotrophic lateral sclerosis

R. Vos, N. Wilczak, J. Keyser, 2003, The Lancet.

Immune Players in the CNS: The Astrocyte

J. Keyser, A. Massie, C. Jensen, 2013, Journal of Neuroimmune Pharmacology.

University of Groningen beta ( 2 )-adrenergic agonists modulate TNF-alpha induced astrocytic inflammatory gene expression and brain inflammatory cell populations

J. Aerts, J. Keyser, G. Laureys, 2019 .

Post-stroke treatment with 17β-estradiol exerts neuroprotective effects in both normotensive and hypertensive rats

J. Keyser, R. Kooijman, D. Geyter, 2017, Neuroscience.

Interleukin-6, a mental cytokine

G. Haegeman, J. Keyser, R. Clinckers, 2011, Brain Research Reviews.

Cryptococcal cerebellitis after chemotherapy and autologous stem cell re-infusion in a patient with multiple myeloma

E. Vellenga, J. Keyser, R. Enting, 2009, Journal of Neurology.

AMPA Antagonist ZK 200775 in Patients With Acute Ischemic Stroke Possible Glial Cell Toxicity Detected by Monitoring of S-100 B Serum Levels

N. Maurits, J. Elting, J. Keyser, 2002 .

Comparison of serum S-100 protein levels following stroke and traumatic brain injury

N. Maurits, J. Naalt, J. Elting, 2000, Journal of the Neurological Sciences.

Regional distribution of the dopamine D2 receptors in the mesotelencephalic dopamine neuron system of human brain

G. Vauquelin, J. Keyser, G. Ebinger, 1985, Journal of the Neurological Sciences.

Miller Fisher syndrome associated with Mycoplasma pneumoniae infection: report of a case

J. Keyser, G. Ebinger, H. Merkx, 1994, Clinical Neurology and Neurosurgery.

Astrocytes as potential targets to suppress inflammatory demyelinating lesions in multiple sclerosis

N. Wilczak, J. Mostert, J. Keyser, 2010, Neurochemistry International.

Late onset painful cold-aggravated myotonia: Three families with SCN4A L1436P mutation

W. Lissens, J. Keyser, G. Laureys, 2011, Neuromuscular Disorders.

Lower motor neuron disease in a patient with hodgkin's disease treated with radiotherapy

G. Storme, J. Keyser, G. Ebinger, 1984, Clinical Neurology and Neurosurgery.

Cyclosporin leukoencephalopathy induced by intravenous lipid solution

J. Keyser, G. Ebinger, J. Sennesael, 1992, The Lancet.

[3H]Clozapine is not a suitable radioligand for the labelling of D4 dopamine receptors in postmortem human brain

N. Wilczak, G. Vauquelin, A. Flamez, 1994, Neuroscience Letters.

The influence of one session of low frequency rTMS on pre-supplementary motor area metabolites in late stage Parkinson's disease

J. Mey, C. Baeken, A. Flamez, 2019, Clinical Neurophysiology.

Rhabdomyolysis in hypokalaemic periodic paralysis: a clue to the mechanism that terminates the paralytic attack?

J. Keyser, G. Ebinger, R. Malfait, 1987, Journal of Neurology.

Increase in serum myoglobin, creatine kinase, and free fatty acids, during recovery from a paralytic attack in hypokalemic periodic paralysis

J. Keyser, G. Ebinger, M. Laureys, 1991, Clinical Neurology and Neurosurgery.

SCN4A variants and Brugada syndrome: phenotypic and genotypic overlap between cardiac and skeletal muscle sodium channelopathies

P. Brugada, W. Lissens, A. Jansen, 2015, European Journal of Human Genetics.

A novel mutation in the SCN4A responsible for cold-induced myotonia with normal electromyography findings on room temperature

W. Lissens, J. Keyser, V. Bissay, 2011, Journal of the Neurological Sciences.

Vascular aspects of multiple sclerosis

M. Cambron, J. Keyser, M. D’haeseleer, 2011, The Lancet Neurology.

Subtypes and localization of dopamine receptors in human brain

J. Keyser, 1993, Neurochemistry International.

Erythrocyte membrane fatty acids in benign and progressive forms of multiple sclerosis

J. De Keyser, J. Keyser, M. Koch, 2006, Journal of the Neurological Sciences.

Astrocytic β2-adrenergic receptors: From physiology to pathology

Y. Michotte, N. Wilczak, J. Keyser, 2010, Progress in Neurobiology.

Effects of aspirin plus extended-release dipyridamole versus clopidogrel and telmisartan on disability and cognitive function after recurrent stroke in patients with ischaemic stroke in the Prevention Regimen for Effectively Avoiding Second Strokes (PRoFESS) trial: a double-blind, active and placebo

S. Yusuf, P. Pais, R. Sacco, 2008, The Lancet Neurology.

Biochemical pathways and their clinical applications in acute ischemic stroke

M. Moens, R. Brouns, J. Keyser, 2012 .

Plasma S100β and NSE levels and progression in multiple sclerosis

J. Mostert, J. Keyser, M. Koch, 2007, Journal of the Neurological Sciences.

Menarche, oral contraceptives, pregnancy and progression of disability in relapsing onset and progressive onset multiple sclerosis

G. Nagels, P. Haentjens, J. Keyser, 2012, Journal of Neurology.

Structural and functional neuroimaging in mild-to-moderate head injury

J. Naalt, J. Keyser, Jacques De Keyser, 2007, The Lancet Neurology.

Multiple sclerosis and exposure to house pets during childhood and adolescence: a case—control study

J. Keyser, De Keyser, C. Zwanikken, 1997 .

Epidermal growth factor and epidermal growth factor-receptor expression in the mouse dental follicle during tooth eruption.

J. Keyser, C. Hébert, K. Norris, 1996, Archives of oral biology.

Cerebral Autoregulation in Stroke

M. Aries, B. Kremer, J. Elting, 2010 .

From stroke unit care to stroke care unit

J. Keyser, G. Sulter, Jacques De Keyser, 1999, Journal of the Neurological Sciences.

Astrocytic β2-adrenergic receptors and multiple sclerosis

N. Wilczak, E. Zeinstra, J. Keyser, 2004, Neurobiology of Disease.

Evaluation of cerebral perfusion with transcranial Doppler and near-infrared spectroscopy in patients with multiple sclerosis

J. Keyser, M. D’haeseleer, Ilse Peeters, 2015 .

Early outcome in acute ischemic stroke is not influenced by the prophylactic use of low-dose aspirin

J. Keyser, L. Herroelen, N. Klippel, 1997, Journal of the Neurological Sciences.

Astrocyte loss and astrogliosis in neuroinflammatory disorders

M. Cambron, J. Keyser, M. D’haeseleer, 2014, Neuroscience Letters.

Impact of fluoxetine on the human brain in multiple sclerosis as quantified by proton magnetic resonance spectroscopy and diffusion tensor imaging

M. Oudkerk, J. Mostert, R. Irwan, 2008, Psychiatry Research: Neuroimaging.

Spasmodic torticollis occurring during alcohol withdrawal

J. Keyser, 1993, Neurology.

The mesoneocortical dopamine neuron system

J. Keyser, G. Ebinger, P. Herregodts, 1990, Neurology.

Meningoencephalitis caused by Rickettsia Conorii

J. Keyser, G. Ebinger, N. Klippel, 1991, Clinical Neurology and Neurosurgery.

Self-Treatment of Acute Migraine with Subcutaneous Sumatriptan Using an Auto-Injector Device: Comparison With Customary Treatment in An Open, Longitudinal Study

J. Schoenen, J. Caekebeke, A. Joffroy, 1994, Cephalalgia : an international journal of headache.

Effects of influenza vaccination and influenza illness on exacerbations in multiple sclerosis

J. Keyser, M. Boon, C. Zwanikken, 1998, Journal of the Neurological Sciences.

Admission hyperglycemia and outcome after intravenous thrombolysis

G. Luijckx, R. Brouns, J. Keyser, 2016 .

[3H]GBR 12935 Binding to Dopamine Uptake Sites in the Human Brain

G. Vauquelin, J. Keyser, G. Ebinger, 1989, Journal of neurochemistry.

Treatment of acute relapses in multiple sclerosis at home with oral dexamethasone: a pilot study

J. Keyser, M. Boon, A. Zorgdrager, 1999, Journal of Clinical Neuroscience.

Progression in multiple sclerosis: Further evidence of an age dependent process

J. Mostert, J. Keyser, M. Koch, 2007, Journal of the Neurological Sciences.

Safety of tetanus vaccination in relapsing-remitting multiple sclerosis

J. Keyser, 1998, Infection.

β2-Adrenergic receptors protect axons during energetic stress but do not influence basal glio-axonal lactate shuttling in mouse white matter

M. Cambron, J. Keyser, G. Laureys, 2014, Neuroscience.

Serum concentrations of vitamins A and E and early outcome after ischaemic stroke

J. Keyser, L. Herroelen, N. Klippel, 1992, The Lancet.

Progesterone and dexamethasone differentially regulate the IGF-system in glial cells

D. Chesik, J. Keyser, 2010, Neuroscience Letters.

Single-subject classification of schizophrenia patients based on a combination of oddball and mismatch evoked potential paradigms

Jorne Laton, Jeroen Van Schependom, Jeroen Gielen, 2014, Journal of the Neurological Sciences.

Diagnostic properties of P300 analysis techniques in head injury patients: Comparison with imaging data

N. Maurits, J. Naalt, J. Elting, 2006 .

Janus faces of microglia in multiple sclerosis

J. Keyser, P. Sanders, 2007, Brain Research Reviews.

Dopamine agonists used in the treatment of Parkinson's disease and their selectivity for the D1, D2, and D3 dopamine receptors in human striatum

N. Wilczak, J. Keyser, L. Herroelen, 1995, Progress in Neuro-Psychopharmacology and Biological Psychiatry.

Self-reported health promotion and disability progression in multiple sclerosis

G. Nagels, P. Haentjens, J. Keyser, 2013, Journal of the Neurological Sciences.

Neuroprotective efficacy of subcutaneous insulin-like growth factor-I administration in normotensive and hypertensive rats with an ischemic stroke

R. Kooijman, J. Keyser, J. De Keyser, 2013, Neuroscience.

A 10-year follow-up of the European multicenter trial of interferon β1 b in secondary-progressive multiple sclerosis

C. Polman, M. Hutchinson, B. Brochet, 2016 .

A 10-year follow-up of the European multicenter trial of interferon beta-1b in secondary-progressive multiple sclerosis

M. Buttmann, C. Confavreux, G. Disanto, 2022 .

Response to Cosentino et al.: β2-Adrenoceptors in multiple sclerosis

N. Wilczak, E. Zeinstra, J. Mostert, 2004 .

1H MR spectroscopy of the brain in multiple sclerosis subtypes with analysis of the metabolite concentrations in gray and white matter: initial findings

Matthijs Oudkerk, M. Oudkerk, J. Mostert, 2006, European Radiology.

J. Keyser, A. Zorgdrager, 1997, Journal of the Neurological Sciences.

University of Groningen Broadening the scope on health problems among the chronically neurologically ill with the International Classification of Functioning (ICF) Wynia,

H. D. Ruiter, J. Keyser, K. Wynia, 2006 .

Chapter 15 – Astrocytic β2-Adrenergic Receptors and Multiple Sclerosis

J. Keyser, 2017 .

Oral versus intravenous corticosteroids in acute relapses of multiple sclerosis

J. Keyser, C. Zwanikken, 1997, The Lancet.

Response to the letter by Reynolds et al. (J. Neurol. Sci., 100 (1989) 238)

J. Keyser, 1990, Journal of the Neurological Sciences.

Relative contribution of cognitive and physical disability components to quality of life in MS

G. Nagels, J. Keyser, M. D'hooghe, 2014, Journal of the Neurological Sciences.

Neuroprotection in Acute Ischemic Stroke: Lessons for Early Treatment in Multiple Sclerosis

N. Wilczak, E. Zeinstra, J. Keyser, 2004 .

Plasma citrulline levels are increased in patients with multiple sclerosis

G. Nagels, J. Keyser, M. D’haeseleer, 2018, Journal of the Neurological Sciences.

Effect of selective serotonin re-uptake inhibitors (SSRIs) on functional outcome in patients with acute ischemic stroke treated with tPA

G. Luijckx, J. Keyser, M. Uyttenboogaart, 2010, Journal of the Neurological Sciences.

P300 after head injury: Pseudodelay caused by reduced P3A amplitude

N. Maurits, J. Naalt, J. Elting, 2005, Clinical Neurophysiology.

Chapter 6 P 300 after head injury : Pseudodelay caused by reduced P 3 A amplitude

J. Naalt, J. Elting, J. Keyser, 2006 .

Evidence for a widespread dopaminergic innervation of the human cerebral neocortex

G. Vauquelin, J. Keyser, G. Ebinger, 1989, Neuroscience Letters.

Prediction of hospitalization duration for acute stroke in Belgium

K. Putman, R. Brouns, J. Keyser, 2012, Acta Neurologica Belgica.

(±)Tetrahydroanisocycline and (±)tetrahydropalmatine binding to D1 and D2 dopaminergic receptors in human putamen

G. Vauquelin, J. Keyser, M. Vanhaelen, 1989, Neurochemistry International.

Measuring disability in stroke: relationship between the modified Rankin scale and the Barthel index

G. Luijckx, P. Vroomen, J. Keyser, 2007, Journal of Neurology.

D1 dopamine receptors in human putamen, frontal cortex and calf retina: differences in guanine nucleotide regulation of agonist binding and adenylate cyclase stimulation

G. Vauquelin, R. Dierckx, J. Keyser, 1988, Brain Research.

Torsade de pointes as a complication of brainstem encephalitis

J. Keyser, L. Ceulemans, G. Ebinger, 2004, Intensive Care Medicine.

Visual stimulation, 1H MR spectroscopy and fMRI of the human visual pathways

Frans W. Cornelissen, Christine C. Boucard, Matthijs Oudkerk, 2004, European Radiology.

Autoradiographic distribution of D3-type dopamine receptors in human brain using [3H]7-hydroxy-N,N-di-n-propyl-2-aminotetralin

G. Vauquelin, N. Wilczak, G. Vauquelin, 1994, Brain Research.

In search of biomarkers for schizophrenia using electroencephalography

Jorne Laton, Jeroen Van Schependom, Jeroen Gielen, 2014, 2014 International Workshop on Pattern Recognition in Neuroimaging.

Use of the Barthel index and modified Rankin scale in acute stroke trials.

J. De Keyser, J. Keyser, G. Sulter, 1999, Stroke.

Trismus as manifestation of bilateral internal capsule genu infarction

J. Hoeven, P. Vroomen, J. Keyser, 2008, Clinical Neurology and Neurosurgery.

Idiopathic hemiparetic parkinsonism, a syndrome distinct from idiopathic parkinsonism

J. Keyser, G. Ebinger, L. Herroelen, 1992, The Lancet.

Clinical trials with neuroprotective drugs in acute ischaemic stroke: are we doing the right thing?

J. Keyser, G. Sulter, P. Luiten, 1999, Trends in Neurosciences.

Structural and functional neuroimaging in mild-to-moderate head injury

J. Naalt, J. Keyser, L. Rödiger, 2007, The Lancet Neurology.

Insulin-like growth factor system in serum and cerebrospinal fluid in patients with multiple sclerosis

N. Wilczak, J. Keyser, R. Bredewold, 1998, Neuroscience Letters.

Insulin-like growth factor-I receptors in normal appearing white matter and chronic plaques in multiple sclerosis

N. Wilczak, J. Keyser, 1997, Brain Research.

Insulin‐like growth factor‐I receptors in human brain and pituitary gland: An autoradiographic study

N. Wilczak, J. De Keyser, G. Vauquelin, 1994, Synapse.

D2 dopamine receptors in the human brain: heterogeneity based on differences in guanine nucleotide effect on agonist binding, and their presence on corticostriatal nerve terminals

G. Vauquelin, J. Keyser, G. Ebinger, 1989, Brain Research.

Astrocytic β2-adrenergic receptors: From physiology to pathology

Y. Michotte, N. Wilczak, J. Keyser, 2010, Progress in Neurobiology.

Impact of fluoxetine on the human brain in multiple sclerosis as quantified by proton magnetic resonance spectroscopy and diffusion tensor imaging

M. Oudkerk, J. Mostert, R. Irwan, 2008, Psychiatry Research: Neuroimaging.

Effect of selective serotonin re-uptake inhibitors (SSRIs) on functional outcome in patients with acute ischemic stroke treated with tPA

G. Luijckx, J. Keyser, M. Lahr, 2010, Journal of the Neurological Sciences.

Reproducibility over a 1-month period of 1H-MR spectroscopic imaging NAA/Cr ratios in clinically stable multiple sclerosis patients

J. Hoogduin, J. De Keyser, Y. Blaauw, 2008, European Radiology.

Plasma citrulline levels are increased in patients with multiple sclerosis

G. Nagels, J. Keyser, M. D’haeseleer, 2018, Journal of the Neurological Sciences.

Surgical resection in metastatic spinal cord compression

J. Keyser, M. Koch, 2006, The Lancet.

1H Magnetic resonance spectroscopy of the internal capsule in human brain: a feasibility study to detect lactate following contralateral motor activity

M. Oudkerk, J. Mostert, P. Sijens, 2005, European Radiology.

Role of infarct location and pre-existing depression on cardiac baroreceptor sensitivity in subacute ischemic stroke

J. Keyser, S. Raedt, A. D. Vos, 2017, Acta Neurologica Belgica.

Insulin‐like growth factor‐I receptors in human brain and pituitary gland: An autoradiographic study

N. Wilczak, G. Vauquelin, J. Keyser, 1994, Synapse.

LOSS OF HIGH-AFFINITY AGONIST RECEPTOR BINDING IN ALZHEIMER'S DISEASE. AUTHORS' REPLY

J. Keyser, D. Flynn, D. Mash, 1992 .