Derlin-1 is overexpressed in human breast carcinoma and protects cancer cells from endoplasmic reticulum stress-induced apoptosis
2008

Derlin-1 and Its Role in Breast Cancer

Sample size: 42 publication Evidence: moderate

Author Information

Author(s): Wang Jiao, Hua Hui, Ran Yuliang, Zhang Hongyin, Liu Weiping, Yang Zhihua, Jiang Yangfu

Primary Institution: West China Hospital, Sichuan University

Hypothesis

Does derlin-1 protect breast cancer cells from endoplasmic reticulum stress-induced apoptosis?

Conclusion

Derlin-1 is overexpressed in breast cancer and helps cancer cells survive stress-induced apoptosis.

Supporting Evidence

  • 66.7% of breast carcinoma tissues expressed derlin-1.
  • Derlin-1 expression correlated with tumor grade and lymph node metastasis.
  • Knockdown of derlin-1 sensitized breast cancer cells to apoptosis.

Takeaway

Derlin-1 is a protein that helps cancer cells survive when they are stressed, which is common in tumors.

Methodology

Immunohistochemical and Western blot analyses were performed on surgical specimens from breast cancer patients.

Limitations

The study is limited to a specific patient population and may not generalize to all breast cancer cases.

Participant Demographics

42 patients with breast carcinoma, varying tumor grades.

Statistical Information

P-Value

p<0.01

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/bcr1849

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