在急性ST段升高心肌梗塞中,M6A调节器甲基化模式和免疫特征
Jingqi Yang1, Qing Shangguan1, Guobo Xie1
1Department of Cardiovascular Medicine, Jiangxi Provincial People's Hospital, The First Affiliated Hospital of Nanchang Medical College, 152 Aiguo Road, Nanchang, China.
Scientific reports
|September 21, 2023
概括
这项研究揭示了N6-甲基氨酸 (m6A) 修饰和免疫微环境在急性ST段升高心肌梗塞 (STEMI) 发病过程中至关重要. 我们确定了关键的m6A调节器,并为STEMI开发了一个预测模型.
科学领域:
- 分子生物学分子生物学
- 免疫学 免疫学 免疫学
- 心血管研究研究心血管研究
背景情况:
- N6-甲基氨酸 (m6A) 是哺乳动物中普遍存在的RNA修饰,显著影响免疫反应.
- 在急性ST段升高心肌梗塞 (STEMI) 的发病过程中m6A调节者的作用尚不清楚.
研究的目的:
- 研究m6A调节器在STEMI病原发生中的作用.
- 建立基于m6A调节器的STEMI预测模型.
- 探索m6A修饰与STEMI中的免疫微环境之间的关系.
主要方法:
- 在STEMI中对24m6A调节者的差异表达分析.
- 使用6个关键m6A调节器开发分类器和名组模型.
- 权重基因共同表达网络分析 (WGCNA) 以确定枢纽基因.
- 关于免疫细胞透和免疫活动的m6A亚型的分析.
主要成果:
- 在24个m6A调节器中,有18个在STEMI中显著差异地表达.
- 一个强大的分类器和名录模型准确地区分了STEMI与对照样本.
- 两种不同的m6A亚型在免疫细胞丰富度,免疫活性和HLA基因表达方面表现出显著差异.
- RAC2,RELA和WAS被确定为与m6A表型和免疫相关的枢纽基因.
结论:
- m6A修饰和免疫微环境是STEMI病原体的组成部分.
- 开发的模型为STEMI诊断和风险评估提供了一个潜在的工具.
- 识别关键的m6A调节器及其相关的免疫通路为STEMI提供了新的治疗点.
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