World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
83
Citations
27035
World Ranking
15540
National Ranking
592

Overview

Klaus L. Leenders is affiliated with the University Medical Center Groningen in the Netherlands. Their primary field of research is Medicine, with a significant focus on Neurology, Radiology, Nuclear Medicine and Imaging, Cellular and Molecular Neuroscience, Cognitive Neuroscience, and Sensory Systems.

The scientist's research topics cover a range of neurological concerns including Parkinson's Disease Mechanisms and Treatments, Neurological Disorders and Treatments, Botulinum Toxin and Related Neurological Disorders, Advanced Neuroimaging Techniques and Applications, Genetic Neurodegenerative Diseases, Olfactory and Sensory Function Studies, and Functional Brain Connectivity Studies.

Key recent papers authored or co-authored by Klaus L. Leenders include:

  • Biomarkers of conversion to α-synucleinopathy in isolated rapid-eye-movement sleep behaviour disorder, 2021, The Lancet Neurology
  • Circuit imaging biomarkers in preclinical and prodromal Parkinson's disease, 2021, Molecular Medicine
  • Four-Year Follow-up of [18F]Fluorodeoxyglucose Positron Emission Tomography-Based Parkinson's Disease-Related Pattern Expression in 20 Patients with Isolated Rapid Eye Movement Sleep Behavior Disorder Shows Prodromal Progression, 2020, Movement Disorders
  • Intrastriatal gradient analyses of 18F-FDOPA PET scans for differentiation of Parkinsonian disorders, 2020, NeuroImage Clinical
  • Multicenter Validation of Metabolic Abnormalities Related to PSP According to the MDS-PSP Criteria, 2020, Movement Disorders

Frequent collaborators in Klaus L. Leenders' research include Sanne K. Meles, Dario Arnaldi, Wolfgang H. Oertel, Remco J. Renken, and Annette Janzen.

Common venues for publication of Klaus L. Leenders' research are:

  • Movement Disorders
  • European Journal of Nuclear Medicine and Molecular Imaging
  • NeuroImage Clinical
  • Computer Methods and Programs in Biomedicine
  • Neurology Perspectives

Best Publications

  • Grafts of fetal dopamine neurons survive and improve motor function in Parkinson's disease

    O Lindvall;Patrik Brundin;H Widner;S Rehncrona

  • Cerebral blood flow, blood volume and oxygen utilization. Normal values and effect of age.

    K. L. Leenders;D. Perani;A. A. Lammertsma;J. D. Heather

  • Gender differences in Parkinson’s disease

    Charlotte A. Haaxma;Bastiaan R. Bloem;George F. Borm;Wim J. G. Oyen

  • Blood-brain barrier dysfunction in parkinsonian midbrain in vivo.

    Rudie Kortekaas;Klaus L. Leenders;Joost C. H. van Oostrom;Willem Vaalburg

  • EVALUATION OF CEREBRAL PERFUSION RESERVE IN PATIENTS WITH CAROTID-ARTERY OCCLUSION

    J.M Gibbs;K.L Leenders;R.J.S Wise;T Jones

  • Human fetal dopamine neurons grafted into the striatum in two patients with severe Parkinson's disease. A detailed account of methodology and a 6-month follow-up

    Olle Lindvall;Stig Rehncrona;Patrik Brundin;Björn Gustavii

  • Reduced glucose metabolism in the frontal cortex and basal ganglia of multiple sclerosis patients with fatigue: a 18F-fluorodeoxyglucose positron emission tomography study.

    U Roelcke;L Kappos;J Lechner-Scott;H Brunnschweiler

  • Positron Emission Tomography and Fluorodeoxyglucose Studies of Metabolic Hyperfrontality and Psychopathology in the Psilocybin Model of Psychosis

    FX Vollenweider;Klaus Leenders;C Scharfetter;P Maguire

  • Brain dopamine metabolism in patients with Parkinson's disease measured with positron emission tomography.

    K L Leenders;A J Palmer;N Quinn;J C Clark

  • Mapping human brain monoamine oxidase A and B with 11C-labeled suicide inactivators and PET.

    J. S. Fowler;R. R. MacGregor;A. P. Wolf;C. D. Arnett

  • The Nigrostriatal Dopaminergic System Assessed in Vivo by Positron Emission Tomography in Healthy Volunteer Subjects and Patients With Parkinson's Disease

    K. L. Leenders;E. P. Salmon;P. Tyrrell;D. Perani

  • Differential psychopathology and patterns of cerebral glucose utilisation produced by (S)- and (R)-ketamine in healthy volunteers using positron emission tomography (PET)

    F.X. Vollenweider;K.L. Leenders;I. Øye;D. Hell

  • Metabolic hyperfrontality and psychopathology in the ketamine model of psychosis using positron emission tomography (PET) and [18F]fluorodeoxyglucose (FDG).

    F.X Vollenweider;K.L Leenders;C Scharfetter;A Antonini

  • Transplantation of fetal dopamine neurons in Parkinson's disease: one-year clinical and neurophysiological observations in two patients with putaminal implants

    O Lindvall;H Widner;S Rehncrona;Patrik Brundin

  • Striatal glucose metabolism and dopamine D2 receptor binding in asymptomatic gene carriers and patients with Huntington's disease

    A. Antonini;K. L. Leenders;R. Spiegel;D. Meier

  • THE RELATIONSHIP BETWEEN LOCOMOTOR DISABILITY, AUTONOMIC DYSFUNCTION, AND THE INTEGRITY OF THE STRIATAL DOPAMINERGIC SYSTEM IN PATIENTS WITH MULTIPLE SYSTEM ATROPHY, PURE AUTONOMIC FAILURE, AND PARKINSON'S DISEASE, STUDIED WITH PET

    D. J. Brooks;E. P. Salmon;C. J. Mathias;N. Quinn

  • 5-HT modulation of dopamine release in basal ganglia in psilocybin-induced psychosis in man--a PET study with [11C]raclopride.

    Franz X Vollenweider;Peter Vontobel;Daniel Hell;Klaus L Leenders

  • Activation of the human brain by monetary reward

    Gregor Thut;Wolfram Schultz;Ulrich Roelcke;Matthias Nienhusmeier

  • Decreased blood-brain barrier P-glycoprotein function in the progression of Parkinson's disease, PSP and MSA

    A. L. Bartels;A. T. M. Willemsen;R. Kortekaas;B. M. de Jong

  • Typical cerebral metabolic patterns in neurodegenerative brain diseases.

    Laura K. Teune;Anna L. Bartels;Bauke M. de Jong;Antoon T. M. Willemsen

Frequent Co-Authors

Remco J. Renken
Remco J. Renken University Medical Center Groningen
Janneke Koerts
Janneke Koerts University of Groningen
Natasha M. Maurits
Natasha M. Maurits University of Groningen
Angelo Antonini
Angelo Antonini University of Padua
Rudi Dierckx
Rudi Dierckx University Medical Center Groningen
Jos B. T. M. Roerdink
Jos B. T. M. Roerdink University of Groningen
Terry Jones
Terry Jones University of California, Davis
David J. Brooks
David J. Brooks Newcastle University
Franz X. Vollenweider
Franz X. Vollenweider University of Zurich
Richard S. J. Frackowiak
Richard S. J. Frackowiak École Polytechnique Fédérale de Lausanne

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

If you’re considering medicine but want to explore alternative healthcare careers or educational journeys, there are several flexible online options to consider. Many students are drawn to allied health fields that offer shorter training times and quicker entry into the workforce.

For those seeking a clinical role, you might explore whats the easiest nursing program to get into? Some programs may have less competitive admissions requirements, making them more accessible to a broader range of applicants. Additionally, it’s possible to find a nursing school no entrance exam, helping you avoid standardized test barriers and accelerate your nursing career.

For those interested in administrative or non-clinical roles, there are medical billing and coding online schools that accept financial aid. These programs can pave the way for careers in healthcare documentation, insurance, and administration. Additionally, consider pursuing a degree in healthcare administration for broader leadership opportunities within hospitals, clinics, or healthcare organizations.

Exploring these alternative pathways can help you find the best fit for your career goals while benefiting from the flexibility of online education.

Best Scientists Citing Klaus L. Leenders

Trending Scientists