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RESEARCH PAPER / 2025-04-14

The role of semaphorin 3A in the pathogenesis and progression of Alzheimer's disease and other aging-related diseases: A comprehensive review.

Jiayu Yuan, Rui Huang, Jianfei Nao, Xiaoyu Dong

Department of Neurology, Shengjing Hospital of China Medical University, No. 36 Sanhao street, Heping District, Shenyang, Liaoning 110000, China. Electronic address: [email protected] of Neurology, Shengjing Hospital of China Medical University, No. 36 Sanhao street, Heping District, Shenyang, Liaoning 110000, China. Electronic address: [email protected]. · pubmed

Abstract

Aging serves as a pivotal factor in the etiology of numerous diseases, such as Alzheimer's disease (AD), Parkinson's disease, diabetes, osteoarthritis, atherosclerosis and aging-related macular degeneration. Notably, these diseases often interact with AD through various pathways, facilitating the onset or progression of one another. Semaphorin 3 A (Sema3A), a protein that is essential for axonal guidance during neural development, has recently been identified as a novel regulator in the pathogenesis and progression of multiple aging-related diseases. This article provides a comprehensive review of the expression patterns and mechanisms of action of Sema3A in these diseases. Specifically, Sema3A influences the occurrence and development of aging-related diseases by participating in oxidative stress, inflammatory responses, apoptosis, and synaptic plasticity. Therefore, therapeutic strategies targeting Sema3A present promising avenues for delaying the progression of aging-related diseases and offer novel insights and strategies for their treatment.

The following analysis is generated by AI and may contain errors. It is separate from the authors’ abstract and is not peer review.

Research summary

Semaphorin 3A is implicated in the pathogenesis and progression of aging-related diseases, suggesting that targeting it could delay disease progression. The paper discusses mechanisms that could potentially address underlying processes associated with aging, rather than merely treating symptoms.

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