MDS Abstracts

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

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Articles tagged "Alpha-synuclein"

  • MDS Virtual Congress 2020

    Parkinson’s disease polygenic risk prediction and haplotype analysis in a South American cohort

    D. Loesch, A. Horimoto, E. Sarihan, M. Cornejo-Olivas, L. Torres, M. Inca-Martinez, P. Mazzetti, C. Cosentino, E. Dieguez, V. Raggio, A. Lescano, V. Tumas, V. Borges, H. Ferraz, C. Rieder, A. Schumacher-Schuh, B. Lopes Santos-Lobato, C. Velez-Pardo, M. Jimenez-Del-Rio, F. Lopera, P. Chana-Cuevas, W. Fernandez, G. Arboleda, H. Arboleda, C. Arboleda-Bustos, D. Yearout, C. Zabetian, T. Thornton, T. O'Connor, I. Mata (Baltimore, MD, USA)

    Objective: We aim to evaluate the performance of a Parkinson’s disease (PD) polygenic risk score (PRS), estimated using genome-wide association (GWAS) data from a European…
  • MDS Virtual Congress 2020

    Cancerous inhibitor of protein phosphatase 2A in Parkinson’s disease

    S.J Yin, C. Han, T. Wang (Wuhan, China)

    Objective: To investigate the expression level of Cancerous Inhibitor of Protein phosphatase 2A (CIP2A) in Parkinson’s disease (PD), and explore the relationship between CIP2A and…
  • MDS Virtual Congress 2020

    The exosomal a-syn filaments can be a novel biomarker of Parkinson’s disease

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

    Objective: This study is aimed to investigate whether the number of exosomes, the amount of total or exosomal a-synuclein (a-syn) filaments in serum can serve as…
  • MDS Virtual Congress 2020

    Lack of sensitivity of full-depth upper gastrointestinal specimens as a prodromal biomarker for synucleinopathy in idiopathic REM sleep behavior disorder

    C. Shin, S. Park, H. Yang, H. Kim, B. Jeon (Daejeon, Republic of Korea)

    Objective: To examine the phosphorylated alpha-synuclein (pAS) immunohistochemistry of the upper gastrointestinal (GI) tract tissue as a “prodromal” pathologic biomarker for synucleinopathy in idiopathic rapid…
  • MDS Virtual Congress 2020

    A novel likely pathogenic SNCA variant associated with Parkinson’s disease

    B. Minafra, G. Buongarzone, S. Gana, M.L Valente, I. Palmieri, T. Biagini, M. Plumari, M. Avenali, R. Zangaglia, T. Mazza, C. Cereda, C. Pacchetti, E.M Valente (Pavia, Italy)

    Objective: To report a novel SNCA likely pathogenic variant. Background: The A53T mutation in the SNCA gene, encoding alpha-synuclein (a-syn), was the first established genetic…
  • MDS Virtual Congress 2020

    Alpha-synuclein preformed fibril (PFF)-triggered synucleinopathy recapitulates neurochemical features of human PD: A PET study in rats

    C. Sortwell, J. Patterson, C. Kemp, K. Miller, A. Stoll, M. Duffy, K. Luk, V. Sossi (Grand Rapids, MI, USA)

    Objective: To investigate longitudinal dopaminergic deficits and similarity to human Parkinson’s disease (PD) using PET imaging in the rat alpha-synuclein (a-syn) preformed fibril (PFF) model.…
  • MDS Virtual Congress 2020

    Quantifying movement to measure Parkinson’s Disease severity and progression in a Phase 2 Study (SPARK)

    K.P Kilambi, S. Khan, J. Osik, T. Herrero, J. Edgerton, K. Erb, K. Hallock, M. Brys, M. Yang, J. Xiao, I. Sapir, T. Fox, P. Bergethon (Cambridge, MA, USA)

    Objective: To develop and evaluate objective measures of Parkinson’s disease (PD) severity and progression by applying dynamical systems analysis to inertial sensor kinematic data. Background:…
  • 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

    Predicting Longitudinal Atrophy in Parkinson’s Disease using SIR model

    A. Abdelgawad, S. Rahayel, C. Tremblay, A. Vo, Y.Q Zheng, R. Markello, B. Misic, A. Dagher (Montreal, QC, Canada)

    Objective: To predict longitudinal brain changes in Parkinson's disease (PD) using an agent-based model. Background: Considerable evidence suggests that α-synuclein(α-syn) behaves in a prion-like fashion,…
  • MDS Virtual Congress 2020

    Morphological changes of retina in patients with Parkinson’s disease and the role of α-synuclein in retinal damage

    L. Man, Z. Wei (Chengdu, China)

    Objective: To analyze the characteristics of retinal structural changes in patients with PD by the noninvasive technology of OCT. Demonstrate the role of α-syn in pathological changes of…
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