MDS Abstracts

Abstracts from the International Congress of Parkinson’s and Movement Disorders.

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Articles tagged "Acetylcholine"

  • 2025 International Congress

    Asymptomatic GBA1 Mutation Carriers Have Increased Cortical Cholinergic Activity

    M. Matarazzo, J. Mckenzie, S. Dhaliwal, Q. Miao, N. Vafai, R. Alcalay, V. Bruno, A. Lehman, J. Quinn, D. Raymond, D. Safarpour, J. Sarna, R. Saunders-Pullman, S. Sirrs, CP. Zabetian, V. Sossi, AJ. Stoessl (Vancouver, Canada)

    Objective: The objective of this study was to assess cholinergic activity changes in patients with Parkinson’s disease carrying GBA1 variants(GBA-PD) and in non-manifesting carriers(GBA-NMC) using…
  • 2025 International Congress

    Brain Cholinergic Changes in Progressive supranuclear palsy: A single-subject voxel-wise approach to understanding heterogeneity

    P. Kanel, G. Carli, J. Barr, R. Vangel, A. Narkis, C. Spears, P. Scott, R. Albin, N. Bohnen (Ann. Arbor, USA)

    Objective: To characterize individual-level topographical patterns of cholinergic changes compared to controls in Progressive Supranuclear Palsy (PSP) using a voxel-wise approach. Background: The cholinergic system…
  • 2024 International Congress

    Cholinergic denervation is more severe in patients with Parkinson disease compared to Progressive Supranuclear Palsy-Parkinsonism subtype: A [18F]-FEOBV PET study

    P. Kanel, G. Carli, J. Barr, T. Brown, S. Roytman, K. Frey, P. Scott, R. Koeppe, R. Albin, N. Bohnen (Ann Arbor, USA)

    Objective: : To investigate cholinergic brain regional differences between Progressive supranuclear palsy with parkinsonism (PSP-P) and Parkinson's disease (PD), using the highly selective radiotracer for…
  • 2024 International Congress

    Increased cholinergic activity in specific brain regions associated with the presence of dyskinesias in Parkinson’s disease: A [18F]-FEOBV PET study

    N. Bohnen, G. Carli, F. Michalakis, C. Pongmala, M. Emde Boas, R. Albin, P. Kanel (Ann Arbor, USA)

    Objective: To explore the role of cholinergic dysfunction in dyskinesia symptoms in people with Parkinson’s disease (PD). Background: Dyskinesias, involuntary and sometimes excessive or uncontrolled…
  • 2024 International Congress

    Cholinergic Brain Signature of Presbyvestibulopathy in Parkinson’s Disease: Exploring Central Nervous System Vestibular Mechanisms

    P. Kanel, G. Carli, T. Brown, S. David, R. Vangel, C. Pongmala, D. Mccaslin, K. Kerber, N. Bohnen (Ann Arbor, USA)

    Objective: To investigate topographic cholinergic brain differences between Parkinson's disease (PD) patients with and without presbyvestibulopathy (PVP). Background: Age-associated vestibulopathy (PVP) is commonly observed in…
  • 2024 International Congress

    Ibudilast, a Phosphodiesterase Inhibitor, Alleviates Huntington’s Disease Pathology through Neuroinflammation Modulation and Signaling Pathway Regulation in a Rat Model

    S. -, V. Parcha (Dehardun, India)

    Objective: This research aims to assess whether Ibudilast (IBD), a phosphodiesterase IV (PDE IV) inhibitor, can mitigate the damage induced by 3-nitropropionic acid (3-NP) in…
  • 2024 International Congress

    Early GBA-Related Parkinson’s Disease has a Distinct Clinical Phenotype and Cholinergic Innervation

    S. Slingerland, S. Zee, G. Carli, A. Slomp, E. D'Angremont, J. Boertien, T. Laar (Groningen, Netherlands)

    Objective: This study aims to characterize the clinical features and cholinergic innervation of early Parkinson’s disease (PD) patients with GBA mutations (GBA-PD). Background: The GBA-PD…
  • 2024 International Congress

    Cholinergic brain vulnerabilities associate with diabetic comorbidity in Parkinson disease

    G. Carli, P. Kanel, T. Brown, S. Roytman, R. Albin, N. Bohnen (Ann Arbor, USA)

    Objective: We aim to explore differences in brain cholinergic nerve terminal integrity between Parkinson's disease (PD) patients with and without comorbid diabetes, utilizing a highly…
  • 2024 International Congress

    Cholinergic Basal Forebrain Integrity and Cognition in Parkinson’s Disease

    N. Slater, T. Melzer, D. Myall, G. Hall-Mcmaster, A. Harris, K-L. Horne, T. Anderson, J. Dalrymple-Alford (Christchurch, New Zealand)

    Objective: To examine the association between the integrity of the cholinergic basal forebrain (cBF) and cognition in Parkinson’s disease (PD). Background: Most PD patients experience…
  • 2024 International Congress

    Inflammation Biomarkers and Free Water Fraction in the Cholinergic Forebrain System in Idiopathic Parkinson’s Disease

    S. Crowley, P. Kanel, S. Roytman, B. Hampstead, N. Bohnen (Charelston, USA)

    Objective: Investigate if inflammatory biomarkers moderate the association between, cholinergic basal forebrain free water fraction and cholinergic innervation in idiopathic Parkinson’s disease. Background: The cholinergic…
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