Critical role of c-Jun overexpression in liver metastasis of human breast cancer xenograft model
2007

The Role of c-Jun in Breast Cancer Metastasis

Sample size: 6 publication Evidence: moderate

Author Information

Author(s): Zhang Yan, Pu Xiaoyun, Shi Ming, Chen Liyong, Song Yuhua, Qian Lu, Yuan Guogang, Zhang Hao, Yu Ming, Hu Meiru, Shen Beifen, Guo Ning

Primary Institution: Institute of Basic Medical Sciences, Beijing, PR China

Hypothesis

The study investigates the role of c-Jun overexpression in the metastasis of breast cancer cells.

Conclusion

Overexpression of c-Jun contributes to a more invasive phenotype in MCF-7 cells and is involved in liver metastasis.

Supporting Evidence

  • Ectopic overexpression of c-Jun promoted the growth of MCF-7 cells.
  • MCF-7/c-Jun cells showed increased motility and invasiveness.
  • Three out of six mice developed visible liver metastases after injection of MCF-7/c-Jun cells.

Takeaway

This study shows that a protein called c-Jun makes breast cancer cells more likely to spread to the liver.

Methodology

The study involved in vitro experiments with MCF-7 cells and in vivo experiments using nude mice to assess tumor growth and metastasis.

Statistical Information

P-Value

p<0.01

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2407-7-145

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