Proportion of infiltrating IgG-binding immune cells predict for tumour hypoxia
2001
Immune Cells and Tumor Hypoxia
Sample size: 8
publication
Author Information
Author(s): Collingridge D R, Hill S A, Chaplin D J
Primary Institution: Imperial College School of Medicine
Hypothesis
The study investigates the correlation between infiltrating IgG-binding immune cells and tumor hypoxia.
Conclusion
The study found a strong correlation between tumor hypoxia and the recruitment of IgG-binding immune cells, primarily macrophages.
Supporting Evidence
- Macrophages can account for up to 50% of tumor mass and secrete many angiogenic factors.
- Tumor hypoxia is thought to play a major role in the activation of macrophages and the regulation of angiogenesis.
- IgG binding immune cells in three tumor lines are predominantly composed of macrophages.
Takeaway
The study shows that low oxygen levels in tumors can attract immune cells, especially macrophages, which can help us understand tumor behavior better.
Methodology
The study used experimental tumors and flow cytometry to analyze immune cell recruitment.
Digital Object Identifier (DOI)
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