Effect of the chemokine receptor CXCR7 on proliferation of carcinoma cells in vitro and in vivo
2008

CXCR7 and Carcinoma Cell Growth

publication Evidence: moderate

Author Information

Author(s): Meijer J, Ogink J, Roos E

Primary Institution: The Netherlands Cancer Institute

Hypothesis

Does CXCR7 promote the proliferation of carcinoma cells?

Conclusion

CXCR7 can enhance the proliferation of certain carcinoma cells, but does not affect tumor growth in vivo.

Supporting Evidence

  • CXCL12 promotes proliferation of CT26 colon and KEP1 mammary carcinoma cells.
  • CXCR7-mediated effects were observed in both CT26 and KEP1 cells.
  • Complete suppression of CXCR7 did not affect tumor growth in vivo.

Takeaway

CXCR7 helps some cancer cells grow faster, but it doesn't help tumors grow bigger in living animals.

Methodology

The study involved in vitro and in vivo experiments using various carcinoma cell lines and assessing proliferation and chemotaxis.

Limitations

The study's findings may not apply to all types of carcinomas or in all tumor environments.

Statistical Information

P-Value

<0.0001

Statistical Significance

p<0.0001

Digital Object Identifier (DOI)

10.1038/sj.bjc.6604727

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