蛋白质稳态失衡在衰老相关认知衰退中的作用机制研究

Journal: Basic Medical Theory Research DOI: 10.12238/bmtr.v7i3.14436

罗兰1, 吉维忠2

1. 青海大学
2. 青海省人民医院

Abstract

随着年龄的增长,人体内的蛋白质稳态逐渐受到挑战,进而影响细胞功能和组织健康。蛋白质稳态的失衡被认为是衰老相关认知衰退的重要机制之一。本研究旨在探讨蛋白质稳态失衡在衰老过程中的作用,尤其是其在认知功能衰退中的潜在影响。通过分析蛋白质合成、折叠、降解及其在衰老过程中的变化,本文阐述了蛋白质稳态失衡如何通过引发蛋白质聚集、神经元损伤以及细胞老化,进而导致认知功能的衰退。此外,本文还探讨了通过基因编辑、激活自噬等方法恢复蛋白质稳态的可能性,提出了多种潜在的干预策略。

Keywords

蛋白质稳态;认知衰退;蛋白质聚集;基因编辑;干预策略

References

[1] 付宇姗,周南,齐艳华.晶状体衰老机制的研究[J].国际眼科纵览,2021,45(6):6.
[2] 骆诗凌,袁源,刘新光.蛋白酶体与衰老的研究进展[J].中国细胞生物学学报,2023,45(2):258-265.
[3] Bregman-Yemini N ,Nitzan K,Franko M,et al.Connecting the emotional-cognitive puzzle: The role of tyrosine kinase B(TrkB) receptor isoform imbalance in age-related emotional and cognitive impairments[J].Ageing Research Reviews,2024,99.
[4] Umeda T,Sakai A,Uekado R,et al.Simply crushed zizyphi spinosi semen prevents neurodegenerative diseases and revers es age-related cognitive decline in mice[J].eLife,2025.
[5] Mayszko J.The Potential Role of Microbiota in AgeRelated Cognitive Decline: A Narrative Review of the Underly ing Molecular Mechanisms[J].International Journal of Molecul ar Sciences,2025,26.
[6] Brito D V C,Esteves F,Rajado A T,et al.Assessing cogniti ve decline in the aging brain: lessons from rodent and human studies[J].npj Aging and Mechanisms of Disease,2023,9(1):11.
[7] Ronat L,Hoang V,Hanganu A .Impact of neuropsychiatric symptoms on limbic structures in age-related cognitive decli ne[J].2022.DOI:10.1101/2022.06.29.22277055.
[8] Morrison C,Dadar M,Villeneuve S,et al.White matter hy perintensities may be an early marker for age-related cogni tive decline in the ADNI cohort[J].Cold Spring Harbor Laborato ry,2021.
[9] Peterson, Rachel L.Fain, Mindy J.Butler, Emily A.Ehiri, John E.Carvajal, Scott C.The role of social and behavioral riskfactors in explaining racial disparities in age-related cognitive impairment: a structured narrative review[J].Mathe matical research letters:MRL,2020,27(2).
[10] Thompson T B,Meisl G,Knowles T,et al.The role of clear ance mechanisms in the kinetics of toxic protein aggregates involved in neurodegenerative diseases[J].2020.
[11] Ouellette A R,Neuner S M,Dumitrescu L ,et al.CrossSpecies Analyses Identify Dlgap2 as a Regulator of Age-Rela ted Cognitive Decline and Alzheimer's Dementia[J].Cell Repor ts,2020,32(9):108091.
[12] Merel V A,Van S N M,Korten N C,et al.The Association Between High-Molecular-Weight Adiponectin,Ghrelin and Lept in and Age-Related Cognitive Decline: Results From Longitud inal Aging Study Amsterdam[J].The Journals of Gerontology:Series A,2020.
[13] Biaecka-Dbek A , Granda D,Pietruszka B.The role of docosahexaenoic acid(DHA) in the prevention of cognitive impairment in the elderly[J].Postȩpy Higieny i Medycyny Doświadczalnej,2021,75:345-361.
[14] Bindu G S S,Thekkekkara D,Narayanan T L,et al.The Ro le of TGF-β in Cognitive Decline Associated with Radiothera py in Brain Tumor[J].Journal of Pharmacology & Pharmacothera peutics,2022,13(2):10.
[15] L.F,Y.Z,Y.L,et al.Hair Zinc and Chromium Levels Were Associated with a Reduced Likelihood of Age Related Cognitive Decline in Centenarians and Oldest-Old Adults[J].The journal of nutrition, health & aging.2023(11):27.
[16] Ghaderi S,Komaki A,Salehi I,et al.RETRACTED: Possible mechanisms involved in the protective effects of chrysin against lead-induced cognitive decline: An in vivo study in a rat model[J].Biomedicine & Pharmacotherapy, 2023,157.

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