炎症性细胞因子和创伤后应激障碍之间的因果关系:孟德尔的随机化研究和潜在机制分析
Yingchong Li1, Bangliang Xu1, Zhitao Chen2
1National Clinical Research Center for Child Health, The Children's Hospital, Zhejiang University School of Medicine, Hangzhou, People's Republic of China.
European journal of psychotraumatology
|May 2, 2025
概括
某些炎症性细胞因子,如干细胞因子 (SCF) 和介质白素-4 (IL-4),可能会防止创伤后应激障碍 (PTSD). 这项研究探讨了炎症和PTSD风险之间的遗传联系.
科学领域:
- 神经科学是一个神经科学.
- 免疫学 免疫学 免疫学
- 遗传学 遗传学 是一个
背景情况:
- 创伤后应激障碍 (PTSD) 是一种复杂的心理健康状况,通常与全身炎症有关.
- 炎症性细胞因子与个体患PTSD风险之间的确切因果关系尚不清楚.
研究的目的:
- 研究41种炎症性细胞因子的基因预测水平与患PTSD的风险之间的潜在因果关系.
- 探索潜在的分子机制和参与炎症和PTSD之间的关系的遗传媒介.
主要方法:
- 一个双向的双样本门德尔随机化 (MR) 研究使用大规模的全基因组关联研究 (GWAS) 数据进行.
- 分析包括差异性基因表达,蛋白质-蛋白质相互作用网络和功能丰富,以阐明生物途径.
- 与41种炎症性细胞因子和PTSD相关的遗传变异被用来推断因果关系.
主要成果:
- 较高的基因预测的干细胞因子 (SCF) 和介质蛋白-4 (IL-4) 与PTSD风险降低显著相关.
- 鉴定出POGZ和LRIG1基因是潜在的媒介,它们的功能与TGF-β信号通路有关.
- 这些发现表明,特定细胞因子对PTSD发展具有保护作用.
结论:
- 某些炎症性细胞因子,特别是SCF和IL-4,可能在PTSD的发展中发挥保护作用.
- 已确定的POGZ和LRIG1基因以及TGF-β通路,代表了未来PTSD治疗策略的潜在分子标.
相关概念视频
Psychoneuroimmunology: Cardiovascular Disease
14
Psychoneuroimmunology (PNI) is a multidisciplinary field that examines how psychological factors, particularly stress, interact with the immune system and impact physical health. Research in PNI has shown that chronic or traumatic stress can disrupt both the hypothalamic-pituitary-adrenal axis and the sympathetic nervous system. These disruptions contribute to serious health conditions, including cardiovascular diseases.
A key area of focus in PNI is the relationship between stress and coronary...
A key area of focus in PNI is the relationship between stress and coronary...
14
Stress and Mental Health
47
Chronic stress profoundly affects mental health, significantly influencing mood, behavior, and overall quality of life. Research closely links chronic stress with mental health conditions such as depression, anxiety, and substance use disorders. Ongoing exposure to stress can lead to physiological and psychological changes, initiating a cycle of emotional distress and maladaptive coping mechanisms.
Individuals with depression often experience challenges in both their personal and professional...
Individuals with depression often experience challenges in both their personal and professional...
47
Post-traumatic Stress Disorder
13
Post-traumatic stress disorder (PTSD) is a psychiatric condition that arises following exposure to traumatic events such as natural disasters, forced displacement, or severe accidents. It significantly impairs individuals' ability to cope with daily activities and disrupts their emotional and psychological equilibrium.
Symptoms and Behavioral Manifestations
A spectrum of distressing symptoms characterizes PTSD. Recurrent flashbacks, where individuals involuntarily relive traumatic events,...
Symptoms and Behavioral Manifestations
A spectrum of distressing symptoms characterizes PTSD. Recurrent flashbacks, where individuals involuntarily relive traumatic events,...
13
The JAK-STAT Signaling Pathway
8.4K
Several cytokine receptors have tightly bound Janus kinase or JAK proteins attached at their cytosolic tail. Small signaling molecules such as cytokines, growth hormones, or prolactins bind to the cytokine receptors and initiate their dimerization. The dimerization brings the cytosolic JAKs together that trans-phosphorylate and activates each other. The activated JAKs now phosphorylate cytosolic tails of the cytokine receptors, which serve as binding sites for adaptor proteins such as SH2...
8.4K
Introduction to Stress and Lifestyle
43
Stress is a multifaceted response to events perceived as challenging or threatening, highlighting physical, emotional, cognitive, and behavioral reactions. Physically, stress can lead to fatigue, sleep disruptions, and various health issues such as frequent colds, chest pains, and nausea. Emotionally, it can manifest as anxiety, depression, irritability, and anger triggered by both minor and major life events. Cognitively, it may result in difficulty in concentration, memory, and...
43
Inflammatory Response
1.6K
An inflammatory response is a localized, nonspecific immune reaction that occurs when a tissue is injured. It is characterized by redness, swelling, heat, and pain, which are commonly called the cardinal signs and symptoms of inflammation. Inflammation can sometimes result in a loss of function.
Inflammation can be triggered by various stimuli, such as impact, abrasion, chemical irritation, infections, and extreme hot or cold temperatures. These can damage cells and connective tissue fibers,...
Inflammation can be triggered by various stimuli, such as impact, abrasion, chemical irritation, infections, and extreme hot or cold temperatures. These can damage cells and connective tissue fibers,...
1.6K


