Ythdf2 Ablation Protects Aged Retina From RGC Dendrite Shrinking and Visual Decline

IF 7.1 1区 医学 Q1 Biochemistry, Genetics and Molecular Biology
Aging Cell Pub Date : 2025-05-15 DOI:10.1111/acel.70107
Fugui Niu, Gaoxin Long, Jian Zhang, Jun Yu, Sheng-Jian Ji
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引用次数: 0

Abstract

Aging-related retinal degeneration and vision loss have been severely affecting the elderly worldwide. Previously, we showed that the m6A reader YTHDF2 is a negative regulator for dendrite development and protection of retinal ganglion cells (RGC) in mice. Here, we further show that conditional ablation of Ythdf2 protects the retina from RGC dendrite shrinking and vision loss in aged mice. Additionally, we identify Hspa12a and Islr2 as the potential YTHDF2 target mRNAs mediating these effects. Together, our results indicate that the m6A reader YTHDF2 regulates retinal degeneration caused by aging, which might provide important therapeutic potential for developing new treatment approaches against aging-related vision loss.

Abstract Image

Ythdf2消融保护衰老视网膜免受RGC树突萎缩和视力下降。
与年龄相关的视网膜变性和视力丧失已经严重影响了世界范围内的老年人。先前,我们发现m6A读取器YTHDF2是小鼠树突发育和视网膜神经节细胞(RGC)保护的负调节因子。在这里,我们进一步表明,条件消融Ythdf2可以保护老年小鼠的视网膜免受RGC树突萎缩和视力丧失。此外,我们确定Hspa12a和Islr2是介导这些作用的潜在YTHDF2靶mrna。总之,我们的研究结果表明,m6A读取器YTHDF2调节由衰老引起的视网膜变性,这可能为开发新的治疗方法提供重要的治疗潜力,以对抗衰老相关的视力丧失。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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来源期刊
Aging Cell
Aging Cell 生物-老年医学
CiteScore
14.40
自引率
2.60%
发文量
212
审稿时长
8 weeks
期刊介绍: Aging Cell, an Open Access journal, delves into fundamental aspects of aging biology. It comprehensively explores geroscience, emphasizing research on the mechanisms underlying the aging process and the connections between aging and age-related diseases.
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