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Journals(Abstract)

肌少症动物模型研究进展

吴 鹏1 方 璟1 李 震1 林 菁1 郑邓祥2

1.荆州市第二人民医院;2.湖北中医药高等专科学校

摘要(Abstract):

肌少症(Sarcopenia)是与增龄相关的骨骼肌质量、力量及功能下降综合征。构建高保真动物模型是揭示其病理机制及筛选干预药物的基石。本文系统综述了自然衰老、加速衰老(SAMP8)、药物诱导(D-半乳糖/地塞米松)、废用性(尾部悬吊/去神经)及基因工程等主流模型的构建策略与评估体系。重点分析了代谢重编程(如BCAA-mTOR轴)与线粒体功能障碍等新兴机制在模型中的应用,并探讨了多组学技术与AI辅助表型分析的发展趋势,旨在为肌少症研究的模型选择与标准化提供参考。


关键词(KeyWords):

肌少症;动物模型;SAMP8小鼠;代谢重编程;表型评估


参考文献(References):

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[8]Fielding A R ,Lustgarten S M .Impact of a Whole-Food, High-Soluble Fiber Diet on the Gut – Muscle Axis in Aged Mice [J].Nutrients,2024,16(9). 

[9] TICINESI A , NOUVENNE A , TANA C, et al. Age-related sarcopenia and altered gut microbiota: a systematic review[J]. Experimental Gerontology, 2024, 188: 112394. [10]CHEN L H,WANG Y,ZHANG P,et al. Short-chain fatty acids enhance muscle mass and function through the activation of mTOR signalling pathways in sarcopenic mice[J]. Journal of Cachexia, Sarcopenia and Muscle, 2025, 16(1): 123-135.

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