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Related Concept Videos

COPD: Pathogenesis and Clinical Features01:20

COPD: Pathogenesis and Clinical Features

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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...
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Chronic Obstructive Pulmonary Disease-I: Introduction01:20

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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.
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Chronic Obstructive Pulmonary Disease01:22

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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.
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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:
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Chronic Obstructive Pulmonary Disease-III: Symptoms and Complications.01:25

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Understanding the variety of primary symptoms and systemic complications that characterize chronic obstructive pulmonary disease (COPD) is crucial for healthcare professionals.
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Primary Symptoms of COPD:
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Assessing and diagnosing Chronic Obstructive Pulmonary Disease (COPD) involves a detailed approach that includes a comprehensive review of medical history, physical examination, and a variety of diagnostic tests. This thorough evaluation is essential to ensure an accurate diagnosis and guide effective management strategies.
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Related Experiment Video

Updated: Nov 16, 2025

Evaluation of Planar-Cell-Polarity Phenotypes in Ciliopathy Mouse Mutant Cochlea
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CiliOPD: a ciliopathy-associated COPD endotype.

Jeanne-Marie Perotin1,2, Myriam Polette1,3, Gaëtan Deslée1,2

  • 1University of Reims Champagne-Ardenne, Inserm, P3Cell UMR-S1250, SFR CAP-SANTE, CHU Maison Blanche, 45 rue Cognacq-Jay, 51092, Reims, France.

Respiratory Research
|February 28, 2021
PubMed
Summary

Chronic obstructive pulmonary disease (COPD) involves airway remodeling and inflammation. This study identifies new cilia and ciliopathy genes linked to COPD, suggesting a distinct COPD endotype with ciliopathy features.

Keywords:
COPDCiliaTranscriptomic

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Area of Science:

  • Pulmonary Medicine
  • Genetics
  • Bioinformatics

Background:

  • Chronic obstructive pulmonary disease (COPD) pathophysiology involves airway remodeling, inflammation, and impaired mucociliary clearance due to cilia abnormalities.
  • Mucociliary clearance is crucial for lung health, and its dysfunction is a key feature in COPD patients.

Discussion:

  • This study analyzed cilia-associated and ciliopathy-associated gene signatures in COPD using transcriptomic data from lung tissues and small airway epithelial cells.
  • A bioinformatics approach compared gene expression profiles in non-COPD and COPD cohorts (538 vs. 508 patients) across 7 datasets.
  • The analysis focused on a set of 495 genes related to cilia function and ciliopathies.

Key Insights:

  • The research identified novel cilia and ciliopathy-associated genes, including NEK6 and PROM2, implicated in COPD.
  • These newly discovered genes may play a significant role in the development and progression of COPD.
  • The findings suggest a specific COPD endotype characterized by ciliopathy features, termed CiliOPD.

Outlook:

  • Further research into the identified genes (NEK6, PROM2) could reveal new therapeutic targets for COPD.
  • Understanding the CiliOPD endotype may lead to more personalized treatment strategies for COPD patients.
  • This work highlights the potential of transcriptomic analysis in uncovering complex disease mechanisms.