Phenotypic alterations in type II alveolar epithelial cells in CD4+ T cell mediated lung inflammation
2007

Changes in Lung Cells During Inflammation

Sample size: 15 publication Evidence: moderate

Author Information

Author(s): Gereke Marcus, Gröbe Lothar, Prettin Silvia, Kasper Michael, Deppenmeier Stefanie, Gruber Achim D, Enelow Richard I, Buer Jan, Bruder Dunja

Primary Institution: Helmholtz Centre for Infection Research, Braunschweig, Germany

Hypothesis

The study investigates the role of type II alveolar epithelial cells in CD4+ T cell-mediated lung inflammation.

Conclusion

The study suggests that type II alveolar epithelial cells play a significant role in regulating lung inflammation through the expression of various inflammatory genes.

Supporting Evidence

  • T cell-mediated inflammation was linked to the expression of various cytokine and chemokine genes by type II alveolar epithelial cells.
  • Activated epithelial cells showed increased size and surface area during inflammation.
  • Gene expression profiling revealed over 322 genes with significant changes in inflamed lungs compared to healthy ones.

Takeaway

When certain immune cells recognize a problem in the lungs, the lung cells change and start sending out signals to help fight the issue.

Methodology

The study used a mouse model to isolate and analyze type II alveolar epithelial cells from healthy and inflamed lungs, focusing on gene expression changes.

Participant Demographics

Mice aged 10 to 20 weeks were used for experiments.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1186/1465-9921-8-47

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