Role of netrin-1 and netrin-1 dependence receptors in colorectal cancers
2005

Role of netrin-1 and its receptors in colorectal cancer

publication Evidence: moderate

Author Information

Author(s): Mehlen P, Llambi F

Primary Institution: Apoptosis, Cancer and Development Laboratory, CNRS FRE2870, Centre Léon Bérard, Lyon, France

Hypothesis

Do netrin-1 and its dependence receptors play a role in colorectal tumorigenesis?

Conclusion

Netrin-1 and its receptors DCC and UNC5H may act as conditional tumor suppressors in colorectal cancer by regulating apoptosis.

Supporting Evidence

  • DCC is deleted in over 70% of colorectal cancers, suggesting its role as a tumor suppressor.
  • Loss of DCC expression is associated with poor prognosis in colorectal cancer patients.
  • Netrin-1 overexpression can inhibit apoptosis and promote tumor growth in mouse models.

Takeaway

Netrin-1 helps cells survive, but without it, some cells die. This balance is important in preventing cancer.

Methodology

The study reviews existing literature and experimental data on the role of netrin-1 and its receptors in apoptosis and tumorigenesis.

Limitations

The study relies on existing data and does not present new experimental results.

Digital Object Identifier (DOI)

10.1038/sj.bjc.6602656

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