通过miR-212-3p/CALCOCO2/OPTN,XIST可以改善线粒,并提供外科手术期间的心肌保护
Lili Zhou1, Hang Qi2, Liping Zhu3
1Department of Cardiology, Huaihe Hospital of Henan University, Kaifeng, China.
APMIS : acta pathologica, microbiologica, et immunologica Scandinavica
|February 12, 2026
概括
这项研究确定了急性冠状动脉综合征 (ACS) 患者进行皮肤冠状动脉干预 (PCI) 的 lncRNA ceRNA 网络. 在XIST/miR-212-3p/CALCOCO2/OPTN轴促进髓,减轻心肌细胞损伤在ACS与PCI.
科学领域:
- 心血管生物学 心血管生物学
- 分子瘤学分子瘤学
- 基因组学就是基因组学.
背景情况:
- 急性冠状动脉综合征 (ACS) 在心血管疾病中具有显著的风险.
- 穿皮冠状动脉干预 (PCI) 是ACS的常见治疗方法.
- 了解ACS背后的分子机制,特别是在PCI的背景下,对于改善患者的治疗结果至关重要.
研究的目的:
- 在接受PCI的ACS患者中识别长非编码RNA (lncRNA) 竞争性内源RNA (ceRNA) 调节网络.
- 为了验证涉及XIST,miR-212-3p,CALCOCO2和OPTN的特定监管轴.
- 调查这个网络在心肌细胞损伤和线粒细胞衰竭中的作用.
主要方法:
- 从GEO数据库中检索和分析了lncRNA,miRNA和mRNA表达微阵列数据.
- 预测目标基因并进行KEGG通路分析.
- 使用RT-qPCR对关键分子 (XIST,miR-212-3p,CALCOCO2,OPTN) 的量化血清水平.
- 建立了一个H9C2低氧-重氧化 (H/R) 细胞损伤模型,通过流细胞计和西欧斑块来评估细胞活力和线粒细胞衰变指标.
主要成果:
- 确定了6个PCI相关的lncRNA,44个PCI相关的miRNA和159个PCI相关的mRNA.
- 在KEGG途径分析中,突出显示了涉及XIST/miR-212-3p/CALCOCO2/OPTN轴的线粒途径.
- 在PCI患者中观察到XIST,CALCOCO2和OPTN水平升高,miR-212-3p降低.
- 证明XIST通过H/R细胞模型中的miR-212-3p/CALCOCO2/OPTN轴促进髓,从而减少心肌细胞损伤.
结论:
- 在ACS.中展示了与PCI相关的lncRNA-miRNA-mRNA网络.
- XIST/miR-212-3p/CALCOCO2/OPTN轴在调节线粒方面发挥着至关重要的作用.
- 针对这一轴可能为缓解心肌细胞损伤的治疗策略,在接受PCI的ACS患者.
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