Tumor-Associated Macrophages (TAMs) Form an Interconnected Cellular Supportive Network in Anaplastic Thyroid Carcinoma
2011

Tumor-Associated Macrophages in Anaplastic Thyroid Carcinoma

Sample size: 27 publication Evidence: moderate

Author Information

Author(s): Caillou Bernard, Talbot Monique, Weyemi Urbain, Pioche-Durieu Catherine, Al Ghuzlan Abir, Bidart Jean Michel, Chouaib Salem, Schlumberger Martin, Dupuy Corinne

Primary Institution: Institut Gustave Roussy, Villejuif, France

Hypothesis

The study aims to analyze the presence and role of tumor-associated macrophages (TAMs) in anaplastic thyroid carcinoma (ATC).

Conclusion

The study found a dense network of interconnected tumor-associated macrophages in anaplastic thyroid carcinoma, which may be related to the aggressiveness of the disease.

Supporting Evidence

  • TAMs represent more than 50% of nucleated cells in all studied anaplastic thyroid carcinoma cases.
  • RTAMs displayed strong immunostaining for connexin Cx43.
  • Long chains of interconnected RTAMs were observed within the tumor parenchyma.

Takeaway

The researchers looked at special cells called macrophages in a type of thyroid cancer and found that they form a big network that helps the cancer grow.

Methodology

The study used immunohistochemistry to analyze the presence of TAMs in tissue samples from 27 patients with anaplastic thyroid carcinoma.

Limitations

The study is descriptive and does not establish causation between TAMs and cancer aggressiveness.

Participant Demographics

All participants were patients treated for anaplastic thyroid carcinoma at Institut Gustave-Roussy from 1998 to 2007.

Digital Object Identifier (DOI)

10.1371/journal.pone.0022567

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