肺神经内分泌细胞在COPD中的作用
Lulu Zhang1, Bo Tu2, Qingliang Xue1
1Respiratory and Critical Care Medicine, The 940th Hospital of Joint Logistics Support Force of chinese PLA, Lanzhou, China.
Immunological investigations
|September 7, 2025
概括
肺神经内分泌细胞 (PNEC) 和它们的介质都与慢性阻塞性肺病 (COPD) 的病原发生有关. 了解PNEC活动为新的COPD疗法提供了潜力.
科学领域:
- 肺部医学 肺部医学
- 细胞生物学 细胞生物学
- 神经内分泌学神经内分泌学
背景情况:
- 肺神经内分泌细胞 (PNEC) 是具有感觉和分泌作用的专门气道上皮细胞.
- PNECs释放诸如CGRP,GRP,5-HT和GABA之类的调解剂,影响呼吸道功能.
- 在慢性阻塞性肺病 (COPD) 中,PNEC调解剂有助于呼吸道炎症,重塑和光滑肌肉功能障碍.
研究的目的:
- 审查PNEC生物学及其分泌媒介.
- 阐明PNEC活动和COPD病理学之间的机制联系.
- 探索针对COPD中PNEC衍生媒介的治疗潜力.
主要方法:
- 采用了叙事审查方法.
- 总结了PNEC生物学和功能方面的证据.
- 分析了将PNEC中介与COPD过程联系在一起的机制.
主要成果:
- PNEC介质 (CGRP,GRP,5-HT,GABA) 调节气道音调,粘液产生和与COPD相关的免疫反应.
- 失调的PNEC活性在COPD中与炎症,氧化应激,呼吸道重塑和光滑肌肉功能障碍相关.
- PNECs在呼吸道平衡,修复和再生中发挥作用.
结论:
- PNEC集成了影响COPD通路的感觉和分泌信号.
- 对PNEC机制的进一步研究可以指导新的COPD治疗策略.
- 准PNEC衍生媒介可能为COPD治疗提供新的途径.
相关概念视频
Chronic Obstructive Pulmonary Disease-II: Pathophysiology
4.2K
Chronic Obstructive Pulmonary Disease (COPD) pathophysiology is intricate and multifaceted, involving a complex interplay of physiological processes. Understanding these mechanisms is crucial for effectively managing and treating COPD. Here is an in-depth look at the critical elements in the pathophysiology of COPD:
Chronic Inflammation
Chronic Inflammation
4.2K
COPD: Pathogenesis and Clinical Features
1.8K
Chronic obstructive pulmonary disease (COPD) is a group of lung conditions that progressively worsen over time, including chronic bronchitis and emphysema. This cluster of diseases collectively leads to a gradual and irreversible decline in lung function over time.
The primary cause for the onset of COPD is cigarette smoking and exposure to air pollution. These hazardous factors initiate a chain reaction within the lungs, resulting in chronic inflammation, damage to the airways, and a...
The primary cause for the onset of COPD is cigarette smoking and exposure to air pollution. These hazardous factors initiate a chain reaction within the lungs, resulting in chronic inflammation, damage to the airways, and a...
1.8K
COPD: Management Using Bronchodilators and Corticosteroids
741
Chronic obstructive pulmonary isease (COPD) involves a group of progressive lung disorders characterized by persistent airflow limitation and chronic respiratory symptoms. Asthma-COPD Overlap Syndrome (ACOS), encompassing features of both asthma and Chronic obstructive pulmonary disease (COPD), is a group of progressive lung disorders that includes chronic bronchitis, emphysema, and refractory (non-reversible) asthma. ACOS leads to complex clinical presentations that combine the inflammatory...
741
Chronic Obstructive Pulmonary Disease
2.3K
COPD is defined as a heterogeneous lung condition marked by persistent respiratory symptoms such as dyspnea, cough, and sputum production, caused by abnormalities in the airways that cause airflow obstruction.
Smoking is a primary risk factor for COPD, with over 80% of patients having a history of it. Patients typically experience progressive dyspnea or labored breathing, frequent coughing, and recurrent pulmonary infections. Many eventually succumb to respiratory failure, characterized by...
Smoking is a primary risk factor for COPD, with over 80% of patients having a history of it. Patients typically experience progressive dyspnea or labored breathing, frequent coughing, and recurrent pulmonary infections. Many eventually succumb to respiratory failure, characterized by...
2.3K
Chronic Obstructive Pulmonary Disease-I: Introduction
3.6K
Chronic Obstructive Pulmonary Disease (COPD) is a long-lasting respiratory condition requiring continuous attention and care. It is a progressive lung disease that leads to breathing challenges due to airflow obstruction. It manifests as persistent respiratory symptoms and restricted airflow resulting from abnormalities in the airways and alveoli, usually due to long-term exposure to harmful particles or gases. COPD mainly consists of two primary conditions: emphysema and chronic bronchitis.
3.6K
Gross Anatomy of the Lungs
4.3K
The lungs are a pair of vital organs connected to the trachea via the left and right bronchi. The base of these organs meets the dome-shaped muscle known as the diaphragm. Encased by the pleurae, the lungs contact the mediastinum. The right lung is shorter yet wider, and has a larger volume than the left lung. The left lung has an indentation known as the cardiac notch. The superior region of the lungs is referred to as the apex, whereas the base is the lower region near the diaphragm. The...
4.3K


