MDS Abstracts

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

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Articles tagged "Leucine-rich repeat kinase 2(LRRK2)"

  • 2024 International Congress

    MDSGene Update and Expansion: Clinical and Genetic Spectrum of LRRK2 Variants in Parkinson´s Disease

    C. Krüger, S-Y. Lim, A. Buhrmann, FL. Fahrig, C. Gabbert, N. Bahr, H. Madoev, C. Marras, C. Klein, K. Lohmann (Luebeck, Germany)

    Objective: To provide a comprehensive and systematic overview of published data on carriers of pathogenic variants in the LRRK2 gene, including demographic, clinical, and genetic…
  • 2024 International Congress

    Association of polygenic risk score of the LRRK2 gene for Parkinson’s disease with lysosomal hydrolase activities in the Russian Population based on genetic profile and established risk factors

    T. Usenko, K. Basharova, A. Bezrukova, K. Senkevich, I. Miliukhina, A. Timofeeva, E. Zakharova, S. Pchelina (Gatchina, Russian Federation)

    Objective: To studied a previously proposed polygenic risk scores (PRSs) for PD selected for the LRRK2 gene in a genetic data set of Russian population…
  • 2024 International Congress

    Characterisation and longitudinal significance of subjective cognitive decline in GBA and LRRK2 Parkinson’s disease

    L. Batzu, D. Urso, S. Rota, A. Podlewska, MA. Qamar, KR. Chaudhuri (London, United Kingdom)

    Objective: To investigate the clinical characteristics and predictive value associated with subjective cognitive decline (SCD) in people with Parkinson’s disease (PD) carrying pathogenic GBA or…
  • 2024 International Congress

    LRRK2 and GBA Founder Mutations and their Interactions in Parkinson’s Disease

    M. Kmiecik, G. Riboldi, R. Schneider, K. Stagaman, T. Filshtein Sonmez, A. Guan, M. Wetzel, P. Fontanillas, M. Holmes, S. Aslibekyan, L. Norcliffe-Kaufmann (Sunnyvale, USA)

    Objective: To evaluate the symptoms of Parkinson’s disease (PD) and time to diagnosis in single and dual carriers of LRRK2 G2019S and GBA N370S. Background:…
  • 2023 International Congress

    LRRK2 G2019S as a trigger of inflammatory signaling in patient-derived microglia

    K. Badanjak, P. Mulica, M. Tziortziou, S. Delcambre, S. Smajic, C. Venegas, M. Ali, T. Rolova, J. Koistinaho, P. Seibler, S. Cowley, J. Trinh, S. Pereira, P. Antony, E. Glaab, A. Grünewald (Esch-sur-Alzette, Luxembourg)

    Objective: This study explores the inflammatory processes in leucine-rich repeat kinase 2 (LRRK2)- microglia carrying the G2019S mutation and determines their contribution to Parkinson’s disease…
  • 2023 International Congress

    Differential Rab10 & Rab8A phosphorylation by LRRK2 variants G2019S & I1371V manifests differences in membrane fluidity & pathogenicity.

    KH. Singh, IND. Datta (Bengaluru, India)

    Objective: To evaluate the difference in substrate (Rab8A & Rab10) phosphorylation by LRRK2 variants G2019S & I1371V on membrane fluidity & pathogenicity. Background: LRRK2 is…
  • 2023 International Congress

    LRRK2 Inhibition by BIIB122/DNL151 Demonstrates Robust Target and Lysosomal Engagement: Pharmacokinetics, Pharmacodynamics and Safety in Phase 1 and Phase 1b Studies in Healthy and Parkinson’s Participants

    S. Dhuria, P. Roychowdhury, H. Wong, S. Huntwork-Rodriguez, H. Solanoy, M. Goo, R. Maciuca, O. Mabrouk, K. Fraser, K. Scearce-Levie, D. Graham, D. Jennings, M. Troyer (South San Francisco, USA)

    Objective: To characterize the pharmacokinetics (PK), pharmacodynamics, safety, and exposure-response (E-R) relationships of BIIB122/DNL151 to inform on clinical dose selection. Background: Increased LRRK2 kinase activity…
  • 2023 International Congress

    Analysis of α-Synuclein Seed Amplification Assay in Carriers of GBA and LRRK2 Pathogenic Variants

    K. Fraser, A. Mirelman, O. Mabrouk, N. Omer, L. Concha-Marambio, T. Gurevich, A. Bar Shira, M. Gana-Weisz, O. Goldstein, A. Orr-Urtreger, M. Kestenbaum, J. Cedarbaum, T. Dam, J. Shirvan, N. Giladi, D. Graham, R. Alcalay, A. Thaler (Cambridge, USA)

    Objective: To assess α-synuclein seed amplification assay (αS-SAA) in cerebrospinal fluid (CSF) from a cohort of PD patients and non-manifesting carriers (NMCs) of pathogenic GBA…
  • 2023 International Congress

    Radiological markers of CSF α-synuclein aggregation in Parkinson’s disease patients

    A. Droby, A. Yoffe-Vasiliev, K. Fraser, O. Mabrouk, B. Cohen, N. Omer, A. Bar Shira, M. Gana-Weisz, O. Goldstein, R. Alcalay, A. Orr-Urtreger, J. Shirvan, J. Cedarbaum, N. Giladi, A. Mirelman, A. Thaler (Tel-Aviv, Israel)

    Objective: To investigate the association between cerebrospinal (CSF) αS aggregates, MRI, and dopamine transporter spectral tomography (DaTscanTM) imaging metrics. Background: Synuclein amplification assays (SAA) enables…
  • 2023 International Congress

    Impairment of SHH signaling in PD LRRK2 I1371V iPSC derived floor plate cells contribute to ontogenic origin of lower dopaminergic-neuron yield

    I. Datta, S. Jagtap, C. Potdar, K. Singh (Bengaluru, India)

    Objective: To estimate SHH responsiveness & signaling of Floor Plate Cells (FPCs) derived from LRRK2 I1371V PD patient-iPSCs along with its link with LRRK2 I1371V…
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