免疫代谢mRNA表达表现型和CD14在T2DM中与或没有心血管疾病的重编程
Imen Bendaya1, Awatef Ben Jemaa2, Ghada Sahraoui3
1Unit of Immunology and Microbiology Environmental and Carcinogenesis [IMEC], Faculty of Sciences of Bizerte, Zarzouna7021, University of Carthage, Bizerte, Tunisia.
International immunopharmacology
|July 24, 2023
概括
带有心血管疾病的2型糖尿病 (T2DM) 涉及STAT1/素通路,而没有心血管疾病的T2DM与STAT6/PPARγ有关. 这种免疫代谢分析为T2DM和相关疾病提供了潜在的治疗点.
科学领域:
- 免疫代谢过程中的免疫代谢.
- 分子生物学分子生物学
- 内分泌学 在内分泌学.
背景情况:
- 2型糖尿病 (T2DM) 和心血管疾病 (CVD) 显著改变了外围血液单核细胞 (PBMC) 中的基因表达.
- 了解像STAT1/6这样的信号通路和免疫代谢调节器 (瘦素,PPARs) 的相互作用对于T2DM病理生理学至关重要,特别是在并发性心血管疾病中.
- 之前的研究强调了T2DM中的免疫代谢失衡和各种信号通路的参与.
研究的目的:
- 调查STAT1/6信号通路和素和PPARs在T2DM发展中的作用,有或没有心血管疾病.
- 评估这些因素与PBMC中的CD14动态之间的相关性.
- 为了阐明与T2DM相关的独特的免疫代谢表型,在心血管疾病的存在或不存在的情况下.
主要方法:
- 从47名参与者收集了血液样本:7名健康对照,20名T2DM和CVD (D.CVD),20名仅T2DM (D).
- 分离了周围血液单核细胞 (PBMCs).
- 使用实时PCR测量了勒素,PPARγ,PPARα和CD14基因的表达水平.
主要成果:
- 患有心血管疾病 (D.CVD) 的糖尿病患者表现出显著更高的瘦素表达,与STAT1正相关 (r=0.7497,p=0.0001).
- 没有心血管疾病 (CVD) 的糖尿病患者显示PPARγ表达升高,与STAT6有很强的相关性 (r=0.8437,p=0.0001).
- 与D组相比,D.CVD组的PPARγ/PPARα比率显著增加 (p=0.0479),而CD14表达在D.CVD组下降.
结论:
- 带有心血管疾病的T2DM的特征是STAT1/莱普免疫代谢表型.
- 没有心血管疾病的T2DM与STAT6/PPARγ免疫代谢表型有关.
- 通过STAT1/素和STAT6/PPARγ分析,可以确定T2DM和相关疾病的新型治疗点.
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