肺高血压复杂的COVID-19的潜在治疗目标:生物信息学和早期验证研究
Qingbin Hou1, Jinping Jiang2, Kun Na1
1State Key Laboratory of Frigid Zone Cardiovascular Disease, Cardiovascular Research Institute and Department of Cardiology, General Hospital of Northern Theater Command, Shenyang, China.
新型生物标志物SELE和CCL20显示出用于诊断COVID-19与肺高血压 (PH) 的前景. 这些基因与炎症和免疫反应有关,提供了潜在的新治疗点,如1-尼托烯.
科学领域:
- 免疫学 免疫学 免疫学
- 基因组学就是基因组学.
- 计算生物学 计算生物学
背景情况:
- 肺高血压 (PH) 与冠状病毒疾病 (COVID-19) 密切相关,但潜在的机制尚不清楚.
- 了解分子基础对于开发诊断和治疗策略至关重要.
研究的目的:
- 识别与COVID-19相关的分子作用网络和基因生物标志物,由PH复杂化.
- 探索这种并发性疾病的潜在治疗点.
主要方法:
- 使用GEO数据集进行差异性基因表达分析 (GSE113439,GSE147507).
- 机器学习算法 (SVM-RFE,LASSO,RF) 用于生物标志物选择.
- 路径丰富分析,分子对接和药物预测.
主要成果:
- 确定了62个常见的差异表达基因 (DEGs),富含免疫和炎症通路.
- 机器学习算法选择了SELE和CCL20作为候选生物标志物,并在独立的数据集中验证.
- 在特定免疫细胞 (树突细胞,T细胞,中性粒细胞) 和COVID-19/PH之间发现了相关性,其中SELE和CCL20与树突细胞密切相关.
结论:
- SELE和CCL20被确定为PH的COVID-19的新型诊断生物标志物.
- 1-尼托烯显示稳定地与SELE和CCL20结合,表明作为治疗剂的潜力.
- 这些发现为临床预测和治疗COVID-19复杂的PH提供了新的见解.
相关概念视频
Treatment for Pulmonary Arterial Hypertension: Receptor Tyrosine Kinase Inhibitors and Calcium Channel Blockers
TKIs, such as imatinib (Gleevec), are particularly effective in tackling the growth and mitogenic factors that become upregulated in PAH patients. These factors contribute to the...
Treatment for Pulmonary Arterial Hypertension: Endothelin Receptor Antagonists
ETs are synthesized through a complex sequence of enzymatic steps, primarily involving an enzyme referred to as endothelin-converting enzyme...
Treatment for Pulmonary Arterial Hypertension: Oxygen Therapy for Respiratory Failure
Oxygen therapy is vital in increasing and maintaining blood oxygen levels in PAH patients. As a result, it aids in reducing fatigue,...
Pulmonary Hypertension: Classification and Pathogenesis
There are various classifications for PH, each relating to different underlying causes and also...
Treatment for Pulmonary Arterial Hypertension: Prostacyclin Receptor Agonists
These agonists bind to the IPR receptor situated on the plasma membrane of the pulmonary artery smooth muscle cells. This binding triggers a cascade of reactions known as the GS-AC-cAMP-PKA pathway. This pathway results in the relaxation of smooth muscle...
Treatment for Pulmonary Arterial Hypertension: Phosphodiesterase Inhibitors
Among the PDE5 inhibitors, sildenafil (Revatio) stands out as a competitive and selective inhibitor. It operates by elevating cellular levels of cGMP and augmenting signaling through the cGMP-PKG pathway, promoting vasodilation. Upon oral...


