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相关概念视频

COPD: Pathogenesis and Clinical Features01:20

COPD: Pathogenesis and Clinical Features

368
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...
368
The Effect of Aging on Tissues01:19

The Effect of Aging on Tissues

2.2K
Several body functions deteriorate with age. The external signs of aging are easily identifiable. For example, the skin becomes dry, less elastic, and thins out, forming wrinkles. The skin of the face begins to appear looser due to a decrease in the levels of elastic and collagen fibers in the connective tissue. Additionally, melanin production in the hair follicle decreases with age, resulting in gray hair. Moreover, the senses of sight and hearing decline, so glasses and hearing aids may...
2.2K
Chronic Obstructive Pulmonary Disease-II: Pathophysiology01:20

Chronic Obstructive Pulmonary Disease-II: Pathophysiology

2.9K
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
2.9K
Aging01:26

Aging

90
Aging is a complex biological phenomenon influenced by various processes that affect cellular and systemic functions. Several prominent theories attempt to explain its mechanisms, highlighting cellular limitations, oxidative damage, and hormonal changes as central factors in aging.
Cellular Clock Theory
The cellular clock theory posits that the human lifespan is closely tied to the finite capacity of cells to divide, a phenomenon governed by telomeres, which are protective caps at the ends of...
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Chronic Obstructive Pulmonary Disease01:22

Chronic Obstructive Pulmonary Disease

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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...
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COPD: Management Using Bronchodilators and Corticosteroids01:26

COPD: Management Using Bronchodilators and Corticosteroids

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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...
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相关实验视频

Updated: Jul 27, 2025

Improving Strength, Power, Muscle Aerobic Capacity, and Glucose Tolerance through Short-term Progressive Strength Training Among Elderly People
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当GETomics在COPD中遇到衰老和运动时

D Pellegrino1, S Casas-Recasens2, R Faner3

  • 1Department of Public Health and Infectious Diseases, Sapienza University of Rome, Italy; Respiratory and Critical Care Unit, Policlinico Umberto I Hospital of Rome, Italy.

Respiratory medicine
|June 9, 2023
PubMed
概括
此摘要是机器生成的。

基因组学框架强调了整个生命中基因与环境的相互作用,包括表观遗传变化,如何塑造健康和疾病. 这种观点重新定义了慢性阻塞性肺病 (COPD),超越了传统观点,考虑了各种风险因素和个体轨迹.

关键词:
支气管炎是一种支气管炎.发展发展发展 发展发展突发性瘤是什么意思吸烟 吸烟 吸烟 吸烟螺旋测量是一种螺旋测量.

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Home-Based Prescribed Pulmonary Exercise in Patients with Stable Chronic Obstructive Pulmonary Disease
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Getting to Compliance in Forced Exercise in Rodents: A Critical Standard to Evaluate Exercise Impact in Aging-related Disorders and Disease
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相关实验视频

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Home-Based Prescribed Pulmonary Exercise in Patients with Stable Chronic Obstructive Pulmonary Disease
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科学领域:

  • 遗传学和环境健康
  • 系统生物学 系统生物学
  • 肺部医学 肺部医学

背景情况:

  • 基因组学范式整合了基因与环境 (GxE) 在一个人的一生 (T) 间的相互作用.
  • 这种方法考虑了累积GxE暴露,表观遗传修饰和免疫记忆.
  • 它挑战了疾病病因学的传统,单一因素观点.

研究的目的:

  • 通过GETomics的镜头重新评估慢性阻塞性肺病 (COPD) 的病原性.
  • 探索GETomics如何为COPD,运动限制和衰老提供新的见解.
  • 扩大对COPD的理解,超出其与老年男性吸烟的传统关联.

主要方法:

  • 概念框架应用:GETomics应用于COPD.
  • 文献综述和综合关于COPD病原学的现有研究.
  • 在疾病发展中分析GxE相互作用,表观遗传学和免疫记忆.

主要成果:

  • 慢性肺炎被理解为一种由终身GxE相互作用影响的多因素疾病,而不仅仅是吸烟.
  • 在多种人群 (女性,年轻人) 中识别COPD和各种肺功能下降模式.
  • 突出了累积暴露和生物记忆在COPD中的作用.

结论:

  • 一种GETomics方法提供了对COPD病因和进展的更全面的理解.
  • 这一框架可以阐明COPD,运动不耐受和衰老过程之间的复杂关系.
  • 未来的研究应该纳入终身GxE相互作用,以解开COPD的复杂性.