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Related Concept Videos

Cancer Prevention02:59

Cancer Prevention

Several factors can increase the risk of cancer in an individual. About 50% of cancer cases can be prevented by adopting a healthy lifestyle, regular exercise, eating healthy, and following a modest cancer prevention diet. Epidemiological studies have consistently shown that populations with vegetable and fruit-rich diets have reduced the incidence of cancer. On the other hand, populations who have a diet rich in animal fat, red meat, junk food, or high calories are predisposed to cancer.
Some...
Chronic Obstructive Pulmonary Disease III: Chronic Bronchitis Features01:24

Chronic Obstructive Pulmonary Disease III: Chronic Bronchitis Features

Chronic bronchitis is a key phenotype of chronic obstructive pulmonary disease (COPD), characterized by airway-centered inflammation and mucus overproduction. It develops from long-term exposure to harmful particles or gases, most commonly cigarette smoke, which triggers a persistent inflammatory response.Cellular and Structural ChangesInflammation initially affects the large bronchi and later the smaller airways, with infiltration by immune cells, including neutrophils, macrophages, and...
COPD: Pathogenesis and Clinical Features01:20

COPD: Pathogenesis and Clinical Features

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...
Chronic Obstructive Pulmonary Disease I: Introduction01:23

Chronic Obstructive Pulmonary Disease I: Introduction

Chronic obstructive pulmonary disease is a common, preventable, and treatable respiratory disorder characterized by persistent symptoms and progressive airflow limitation. This limitation results from a combination of small-airway disease (obstructive bronchiolitis) and parenchymal destruction (emphysema), both driven by chronic inflammation from exposure to harmful particles or gases.The disease includes two main pathological entities: emphysema, marked by destruction of alveolar walls and...
Chronic Obstructive Pulmonary Disease-II: Pathophysiology01:20

Chronic Obstructive Pulmonary Disease-II: Pathophysiology

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
Statistical Methods for Analyzing Epidemiological Data01:25

Statistical Methods for Analyzing Epidemiological Data

Epidemiological data primarily involves information on specific populations' occurrence, distribution, and determinants of health and diseases. This data is crucial for understanding disease patterns and impacts, aiding public health decision-making and disease prevention strategies. The analysis of epidemiological data employs various statistical methods to interpret health-related data effectively. Here are some commonly used methods:

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Related Experiment Video

Updated: Jun 21, 2026

Multidimensional Coculture System to Model Lung Squamous Carcinoma Progression
07:53

Multidimensional Coculture System to Model Lung Squamous Carcinoma Progression

Published on: March 17, 2020

Profiles in variation: lung carcinogenesis.

David P Carbone1

  • 1Department of Medicine, Vanderbilt-Ingram Cancer Center, Vanderbilt University, 685 Preston Research Building, 2220 Pierce Avenue, Nashville, TN 37232, USA. david.carbone@vanderbilt.edu

Cancer Prevention Research (Philadelphia, Pa.)
|July 30, 2009
PubMed
Summary
This summary is machine-generated.

Researchers identified molecular signatures predicting lung cancer risk and treatment response. These signatures, developed in early-stage cells, proved relevant to invasive lung cancer, offering new diagnostic and therapeutic avenues.

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Last Updated: Jun 21, 2026

Multidimensional Coculture System to Model Lung Squamous Carcinoma Progression
07:53

Multidimensional Coculture System to Model Lung Squamous Carcinoma Progression

Published on: March 17, 2020

Area of Science:

  • Genomics and proteomics
  • Molecular biology
  • Cancer research

Background:

  • Lung cancer diagnosis and treatment rely on identifying risk, prognosis, and therapeutic sensitivity.
  • Genomic and proteomic signatures offer potential biomarkers for these clinical aspects.
  • Previous research has explored molecular signatures, but their clinical relevance from premalignancy models remains to be fully established.

Discussion:

  • Kadara et al. demonstrate the clinical relevance of molecular signatures derived from premalignancy models.
  • The study establishes a link between molecular changes in early cellular transformations and invasive lung cancer.
  • This work highlights the potential of using premalignant models for developing predictive biomarkers.

Key Insights:

  • A novel molecular signature developed in cultured human bronchial epithelial cells predicts lung cancer risk, prognosis, and treatment sensitivity.
  • This represents the first study to show clinical relevance of a molecular signature from a premalignancy model to invasive lung cancer.
  • The findings support the utility of premalignant models in advancing lung cancer diagnostics and therapeutics.

Outlook:

  • Future research should validate these signatures in larger patient cohorts.
  • The identified signatures may lead to improved early detection and personalized treatment strategies for lung cancer.
  • Further exploration of molecular mechanisms underlying these signatures could reveal new therapeutic targets.