血清衍生的外体的整个转录组测序概况和与年龄相关的听力损失的潜在病理生理学
Guijun Yang1,2, Zhongqin Xie1,2, Yu Huang3
1Department of Otorhinolaryngology Head and Neck Surgery, Chongqing Medical University, Chongqing 400016, China.
Diagnostics (Basel, Switzerland)
|January 28, 2026
概括
这项研究在与年龄相关的听力损失 (ARHL) 患者的血清外体中确定了关键的长非编码RNA (lncRNA) 和信使RNA (mRNA). 这些发现表明了ARHL诊断和理解其病变的潜在生物标志物.
科学领域:
- 基因组学就是基因组学.
- 分子生物学分子生物学
- 耳鼻喉科 耳鼻喉科 耳鼻喉科
背景情况:
- 与年龄相关的听力损失 (ARHL) 是一种普遍存在的疾病,具有复杂的潜在机制.
- 外体,特别是来自血清的外体,越来越被认为是细胞间通信和疾病进展的关键媒介.
- 在外体中识别特定的分子标记可以为ARHL提供新的诊断和治疗策略.
研究的目的:
- 系统地分析ARHL患者的血清衍生外体中长非编码RNA (lncRNAs) 的表达特征.
- 确定关键的调节性lncRNA和信使RNA (mRNA) 参与ARHL的发病和进展.
- 为了验证ARHL的潜在候选生物标志物.
主要方法:
- 从ARHL患者和年龄匹配的对照人群中分离出血清外体,使用NTA,TEM和Western blot来表征.
- 在净化的外体上进行了lncRNA转录组测序,以识别差异表达的lncRNA (DE-lncRNA) 和mRNA (DE-mRNA).
- 进行了功能丰富分析 (GO,KEGG,Reactome,DO),随后对关键分子进行RT-qPCR验证.
主要成果:
- 在ARHL患者和对照人群中发现了大量的DE-lncRNAs (2874) 和DE-mRNAs (2132).
- 功能性分析显示了与脂结合,Wnt信号传递,Hippo信号传递和tRNA处理相关的途径的丰富.
- 四个mRNAs (THAP2,ZNF225,MED12,RNF141) 和三个特定的lncRNAs (MSTRG.150961.7,MSTRG.336598.1,ENSG00000273493) 被验证为潜在的关键参与者.
结论:
- 鉴定到的mRNAs (THAP2,ZNF225,MED12,RNF141) 是与年龄相关的听力损失的候选生物标志物.
- 特定的lncRNAs,包括MSTRG.150961.7,MSTRG.336598.1和ENSG00000273493,可能在ARHL的发病过程中发挥重要作用.
- 血清外体lncRNAs代表了理解和诊断ARHL的潜在途径.
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