Clusterin confers gmcitabine resistance in pancreatic cancer
2011

Clusterin and Chemoresistance in Pancreatic Cancer

Sample size: 75 publication 10 minutes Evidence: moderate

Author Information

Author(s): Chen Qingfeng, Wang Zhengkun, Zhang Kejun, Liu Xiaoyi, Cao Weihong, Zhang Lei, Zhang Shuhua, Yan Bomin, Wang Yaoguang, Xia Chunping

Primary Institution: Affiliated Hospital of Medical College, QingDao University

Hypothesis

Does clusterin confer gmcitabine resistance in pancreatic cancer cells?

Conclusion

Clusterin expression is significantly higher in pancreatic cancer tissues than in normal tissues, suggesting it may confer gmcitabine resistance.

Supporting Evidence

  • Clusterin expression was significantly higher in pancreatic cancer tissues compared to normal tissues.
  • Clusterin levels correlated with gmcitabine resistance in pancreatic cancer cell lines.
  • Treatment with antisense oligonucleotide against clusterin reduced gmcitabine resistance.

Takeaway

Clusterin is a protein that helps pancreatic cancer cells resist a common drug called gmcitabine, and reducing clusterin can make the cancer cells more sensitive to the drug.

Methodology

Immunohistochemistry, Western blot, RT-PCR, and MTT assays were used to evaluate clusterin expression and its effect on gmcitabine resistance in pancreatic cancer tissues and cell lines.

Limitations

The study primarily focused on a limited number of pancreatic cancer cell lines and may not represent all pancreatic cancer types.

Participant Demographics

50 pancreatic cancer tissues and 25 matched background tissues were analyzed.

Statistical Information

P-Value

p<0.01

Statistical Significance

p<0.01

Digital Object Identifier (DOI)

10.1186/1477-7819-9-59

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