Discovery of therapeutics targeting oxidative stress in autosomal recessive cerebellar ataxia: A systematic review

Lew, Sze Yuen and Phang, Michael Weng Lok and Chong, Pit Shan and Roy, Jaydeep and Poon, Chi Him and Yu, Wing Shan and Lim, Lee Wei and Wong, Kah Hui (2022) Discovery of therapeutics targeting oxidative stress in autosomal recessive cerebellar ataxia: A systematic review. Pharmaceuticals, 15 (6). ISSN 1424-8247, DOI https://doi.org/10.3390/ph15060764.

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Abstract

Autosomal recessive cerebellar ataxias (ARCAs) are a heterogeneous group of rare neurodegenerative inherited disorders. The resulting motor incoordination and progressive functional disabilities lead to reduced lifespan. There is currently no cure for ARCAs, likely attributed to the lack of understanding of the multifaceted roles of antioxidant defense and the underlying mechanisms. This systematic review aims to evaluate the extant literature on the current developments of therapeutic strategies that target oxidative stress for the management of ARCAs. We searched PubMed, Web of Science, and Science Direct Scopus for relevant peer-reviewed articles published from 1 January 2016 onwards. A total of 28 preclinical studies fulfilled the eligibility criteria for inclusion in this systematic review. We first evaluated the altered cellular processes, abnormal signaling cascades, and disrupted protein quality control underlying the pathogenesis of ARCA. We then examined the current potential therapeutic strategies for ARCAs, including aromatic, organic and pharmacological compounds, gene therapy, natural products, and nanotechnology, as well as their associated antioxidant pathways and modes of action. We then discussed their potential as antioxidant therapeutics for ARCAs, with the long-term view toward their possible translation to clinical practice. In conclusion, our current understanding is that these antioxidant therapies show promise in improving or halting the progression of ARCAs. Tailoring the therapies to specific disease stages could greatly facilitate the management of ARCAs.

Item Type: Article
Funders: University of Malaya Faculty of Medicine Research Grant GPF003C-2019, Universiti Malaya Faculty of Medicine's Postgraduate Scholarship Fund UM.0000092/KWD.BH
Uncontrolled Keywords: Autosomal recessive cerebellar ataxia; Rare neurodegenerative disease; Genetic mutation; Preclinical model; Oxidative stress; Antioxidant pathway and therapy
Subjects: R Medicine > RB Pathology
R Medicine > RC Internal medicine
Divisions: Faculty of Medicine
Depositing User: Ms. Juhaida Abd Rahim
Date Deposited: 19 Oct 2023 01:02
Last Modified: 19 Oct 2023 01:02
URI: http://eprints.um.edu.my/id/eprint/41956

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