MDS Abstracts

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

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Articles tagged "Lysosomal disorders"

  • MDS Virtual Congress 2020

    A large-scale full GBA1 gene screening in Parkinson’s disease in the Netherlands: 18 novel and 1 ‘Dutch’ variant

    J. den Heijer, V. Cullen, M. Quadri, A. Schmitz, D. Hilt, P. Lansbury, H. Berendse, W. de Berg, R. de Bie, J. Boertien, A. Boon, M. Contarino, J. van Hilten, J. Hoff, T. van Mierlo, A. Munts, A. der Plas, M. Ponsen, F. Baas, D. Majoor-Krakauer, V. Bonifati, T. van Laar, G.J Groeneveld (Leiden, Netherlands)

    Objective: Assess the entire GBA1 gene in Parkinson’s disease from a single large population. Background: The commonest genetic risk factor for Parkinson’s disease known to…
  • MDS Virtual Congress 2020

    Human induced pluripotent stem cells (iPSCs) as a model for the study of neural development in Parkinson’s Disease patients carrying GBA mutations

    F. Motolese, A. Casamassa, A. Vescovi, V. Di Lazzaro, J. Rosati, M. Marano (Rome, Italy)

    Objective: The aim of this study is to evaluate in vitro development of human induced pluripotent stem cells (iPSCs) [1] derived from fibroblasts of Parkinson’s…
  • MDS Virtual Congress 2020

    Variants in the saposin D domain of prosaposin gene are linked to Parkinson’s disease

    Y. Oji, T. Hatano, S. Ueno, M. Funayama, K. Ishikawa, A. Okuzumi, S. Noda, S. Sato, W. Satake, T. Toda, Y. Li, T. Hino-Takai, S. Kakuta, T. Tsunemi, H. Yoshino, K. Nishioka, T. Hattori, Y. Mizutani, T. Mutoh, F. Yokochi, Y. Ichinose, K. Koh, K. Shindo, Y. Takiyama, T. Hamaguchi, M. Yamada, M. Farrer, Y. Uchiyama, W. Akamatsu, J. Matsuda, Y. Wu, N. Hattori (Tokyo, Japan)

    Objective: To investigate whether the variants of prosaposin can be linked to Parkinson's disease (PD) [1]. Background: Recent growing investigations have promoted the evidence of…
  • MDS Virtual Congress 2020

    GPNMB protein levels in CNS are modulated by PD risk variant rs199347

    Y. Seo, M. Diaz Ortiz, D. Weintraub, V. Van Deerlin, J. Trojanowski, A. Chen-Plotkin (Philadelphia, PA, USA)

    Objective: This study evaluates protein quantitative trait loci (pQTL) effect of single nucleotide polymorphism (SNP) rs199347 in modulating glycoprotein non-metastatic melanoma protein B (GPNMB) expression…
  • MDS Virtual Congress 2020

    Protective role of astrocytes on α-synuclein accumulation and propagation

    T. Tsunemi, Y. Ishiguro, A. Yoroisaka, K. Krainc, N. Hattori (Tokyo, Japan)

    Objective: This study is aimed to investigate the role of astrocytes on the accumulation and propagation of α-synuclein (a-syn), the main component of Lewy bodies/neurites,…
  • MDS Virtual Congress 2020

    New compound increasing glucocerebrosidase activity on primary cell cultures obtained from patients with GBA-associated Parkinson’s disease

    M. Nikolaev, A. Kopytova, K. Senkevich, G. Baydakova, I. Miliukhina, E. Zakharova, G. Rychkov, A. Cheblokov, F. Ibatullin, S. Pchelina, A. Emelyanov (Gatchina, Russian Federation)

    Objective: To determine whether new chemical modifications of the previously described allosteric GCase chaperone N607 (Aflaki E et.al Neurosc. 2016) increase GCase activity in monocyte-derived…
  • 2019 International Congress

    Movement disorders in late-onset inborn errors of metabolism – a new diagnostic algorithm

    L.. Koens, M. Tijssen, T. de Koning (Groningen, Netherlands)

    Objective: We propose a novel diagnostic algorithm to help clinicians to diagnose inborn errors of metabolism (IEM) in adolescents and adults that present with a…
  • 2019 International Congress

    Dysphagia in Adults with Niemann-Pick Disease Type C

    C. Lewis, M. Walterfang, A. Vogel (Melbourne, Australia)

    Objective: We aimed to (1) characterise baseline swallow function in people with NPC and (2) evaluate the impact of Miglustat treatment on the swallowing process.…
  • 2019 International Congress

    Looking “cherry red spot myoclonus” in the eyes

    GM. Riboldi, J. Martone, JR. Rizzo, T. Hudson, S. Frucht, J. Rucker (New York, NY, USA)

    Objective: To describe eye movements in a cohort of patients affected with Sialidosis type 1. Background: Sialidosis, or Mucolipidosis type 1, is a rare autosomal…
  • 2019 International Congress

    Impaired lysosomal catabolism of alpha-synuclein in parkinsonian LRRK2(R1441G) mutant mouse embryonic fibroblasts

    WL. Ho, CT. Leung, HF. Liu, LF. Li, DB. Ramsden, SL. Ho (Hong Kong, Hong Kong)

    Objective: Using a unique fluorescence-based flow cytometry assay on LRRK2(R1441G) mutant mouse embryonic fibroblasts (MEFs) to elucidate whether pathogenic LRRK2 mutation affects cellular lysosomal degradation…
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