Underexpression of Deleted in liver cancer 2 (DLC2) is associated with overexpression of RhoA and poor prognosis in hepatocellular carcinoma
2008

DLC2 Protein and Its Role in Liver Cancer Prognosis

Sample size: 128 publication Evidence: moderate

Author Information

Author(s): Xiaorong Li, Wei Wu, Liyuan Qian, Kaiyan Yang

Primary Institution: The Third Affiliated Hospital of Central South University

Hypothesis

Does DLC2 protein underexpress in hepatocellular carcinoma and correlate with RhoA expression and clinicopathological parameters?

Conclusion

Decreased DLC2 expression in HCC correlates with poor prognosis and overexpression of RhoA.

Supporting Evidence

  • DLC2 protein levels were significantly lower in HCC tissues compared to pericarcinomatous liver tissues.
  • HCC patients with DLC2-negative expression had a mean overall survival of 414 days, significantly lower than those with DLC2-positive expression (697 days).
  • There was a significant correlation between underexpression of DLC2 and poor cell differentiation in HCC.

Takeaway

This study found that lower levels of a protein called DLC2 in liver cancer are linked to worse outcomes for patients.

Methodology

Western blot and immunohistochemical staining were used to detect DLC2 protein expression in HCC specimens.

Limitations

Some cases showed negative staining for DLC2 despite being detected in other methods, indicating potential detection sensitivity issues.

Participant Demographics

53 patients with primary hepatocellular carcinoma (46 male, 7 female), median age 55 years.

Statistical Information

P-Value

0.003

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2407-8-205

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