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)"

  • 2025 International Congress

    Evaluation of the Pharmacodynamic Effects of BIIB122/DNL151 in Participants with LRRK2 mutation-driven Parkinson’s disease (BEACON Study)

    J. Kluss, S. Huntwork-Rodriguez, D. Jennings, S. Ota, R. Maciuca, J. Alkabsh, S. Davis, J. Suh, M. Schwarzschild, K. Fraser, R. Llorens-Arenas, C. Ho, P. Chin (South San Francisco, USA)

    Objective: To characterize the biomarker effects of BIIB122/DNL151 in participants with LRRK2 pathogenic mutations diagnosed with Parkinson’s disease (LRRK2-PD). Background: BIIB122/DNL151 is a CNS-penetrant small…
  • 2025 International Congress

    The Role of Polygenic Background and APOE E4 in Monogenic and Idiopathic Parkinson’s Disease

    M. Kmiecik, M. Holmes, P. Fontanillas, G. Riboldi, R. Schneider, J. Shi, A. Guan, S. Tat, K. Stagaman, J. Gottesman, D. Hinds, J. Tung, S. Aslibekyan, L. Norcliffe-Kaufmann (Sunnyvale, USA)

    Objective: To assess the impact of 1) polygenic risk scores (PRS) on monogenic Parkinson’s disease (PD) risk and time to diagnosis and 2) APOE E4…
  • 2025 International Congress

    The Moroccan LRRK2 Registry: Building Resources to Investigate the Penetrance and Phenotype of LRRK2 in North Africans

    Y. Razouqi, M. Megraoui, F. Belahsen, L. Bouguenouch, B. Elmakhzen, H. Ouhabi, J. Aasfara, Y. Zaid, A. Atpu, L. Khalki, M. Rizig (Casablanca, Morocco)

    Objective: The Moroccan LRRK2 Registry aims to establish a comprehensive database integrating clinical data and biosamples to provide valuable insights into the penetrance, phenotype, and…
  • 2025 International Congress

    Long-term outcomes of subthalamic Deep Brain Stimulation in LRRK2 patients

    C. Lazaro Hernandez, A. Garrido Pla, A. Sanchez Gomez, A. Cadena Fernandez, J. Bejarano Hernandez, F. Valldeoriola Serra (Barcelona, Spain)

    Objective: To compare the basal characteristics and postoperative clinical outcomes of LRRK2 mutation carriers and idiopathic Parkinson’s disease patients treated with subthalamic deep brain stimulation…
  • 2025 International Congress

    Phase 1 and 1b Pharmacodynamic Data Support Central Modulation of Lysosomal Pathways With BIIB122/DNL151, a LRRK2 Kinase Inhibitor: Insights for the LUMA Trial

    K. Fraser, A. Lang, L. Kalia, R. Hauser, J. Greenamyre, Y. Moroishi, J. Kluss, B. Hersh, K. Ferber, R. Maciuca, C. Paián-Ruiz, R. Llorens-Arenas, D. Jennings, S. Huntswork-Rodriguez, D. Graham (Tampa, USA)

    Objective: Evaluate the effects of BIIB122/DNL151 treatment on CSF levels of pRab10, a biomarker of CNS LRRK2 modulation, in a Phase 1 study in healthy…
  • 2025 International Congress

    Impact of Constipation on Motor and Non-Motor Symptoms in G2019s Lrrk2 Parkinson’s Disease A Retrospective Study

    A. Agrebaoui, R. Zouari, A. Mousli, R. Amouri, A. Rachdi, F. Nabli, Z. Saied, S. Ben Sassi (Tunis, Tunisia)

    Objective: This study aimed to investigate the association between constipation and the severity of motor and non-motor symptoms in PD patients with the G2019S LRRK2…
  • 2025 International Congress

    Incidence and Associated Factors for Phenoconversion of Parkinson’s Disease in the Chinese Community Older Adults with LRRK2 G2385R and R1628P Variants

    J. Liu, T. Mi, Z. Gu, Y. Li, M. Cao, Z. Ren, H. Zhang, M. Chen, J. Chen, L. Ma, X. Xu, C. Han, L. Zhang, J. An, P. Chan (Beijing, China)

    Objective: To investigate the 10-year accumulated incidence and associated factors for phenoconversion of Parkinson’s disease (PD) in community older adults carrying LRRK2 G2385R or/and R1628P variants. Background: Previous…
  • 2025 International Congress

    LRRK2 I1371V Mutation Induces ER Stress, Mitochondrial Dysfunction, and Impaired Mitophagy in Parkinson’s Disease Astrocytes

    R. Banerjee, V. Holla, N. Kamble, R. Yadav, P. Pal, I. Datta (Bangalore, India)

    Objective: This study examines the pathogenic effect of the LRRK2 I1371V mutation on mitochondrial dysfunction, as a result of ER calcium dysregulation, and impaired mitophagy…
  • 2025 International Congress

    Distinct roles of PARK2, PINK1, and LRRK2 in neuroinflammation: resistance and susceptibility in immune-mediated mouse models

    D. Cossu, H. Okada, S. Noda, Y. Tomizawa, S. Ueno, L. Sechi, T. Hatano, N. Hattori (Tokyo, Japan)

    Objective: To investigate the impact of PARK2, PINK1, and LRRK2 deficiency on neuroinflammation in aging, using immune-mediated mouse models. Background: Emerging evidence links mitophagy-related genes, including PARK2 (PARKIN), PINK1, and LRRK2, to immune…
  • 2024 International Congress

    LRRK2-Associated Parkinsonism With and Without In Vivo Evidence of Pathologic Alpha-Synuclein: Clinical and Biomarker Characterization

    L. Chahine, D. Lafontant, C. Choi, H. Iwaki, M. Brumm, R. Alcalay, K. Nudelman, A. Dagher, K. Merchant, A. Vo, Q. Tao, C. Venuto, K. Kieburtz, K. Poston, S. Bressman, P. Gonzalez Latapi, B. Avants, C. Coffey, D. Jennings, E. Tolosa, A. Siderowf, K. Marek, T. Simuni (Pittsburgh, USA)

    Objective: To compare clinical and biomarker features and rate of progression among LRRK2-associated parkinsonism cases with and without in vivo evidence of pathologic alpha-synuclein (asyn)…
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