Down-regulation of SFRP1 as a putative tumor suppressor gene can contribute to human hepatocellular carcinoma
2007

SFRP1 and Its Role in Liver Cancer

Sample size: 46 publication Evidence: moderate

Author Information

Author(s): Huang Jian, Zhang Yun-Li, Teng Xiao-Mei, Lin Yun, Zheng Da-Li, Yang Peng-Yuan, Han Ze-Guang

Primary Institution: Shanghai-Ministry Key Laboratory of Disease and Health Genomics, Chinese National Human Genome Center at Shanghai

Hypothesis

The down-regulation of SFRP1 can contribute to hepatocarcinogenesis.

Conclusion

The down-regulation of SFRP1 as a candidate tumor suppressor gene could contribute to the oncogenesis of HCC.

Supporting Evidence

  • SFRP1 was significantly down-regulated in 76.1% of HCC specimens at the mRNA level.
  • Overexpression of SFRP1 inhibited cell growth and colony formation in liver cancer cell lines.
  • DNA hypermethylation of the SFRP1 promoter was identified in HCC specimens without SFRP1 expression.

Takeaway

This study found that a gene called SFRP1, which usually helps stop cancer, is often turned off in liver cancer, which might help the cancer grow.

Methodology

The study used real-time RT-PCR, immunohistochemistry, and DNA methylation analysis to investigate SFRP1 expression in HCC specimens.

Limitations

The study did not find a significant correlation between SFRP1 down-regulation and clinical features such as gender, age, or tumor size.

Participant Demographics

The study included 46 patients with hepatocellular carcinoma, with no specific demographic details provided.

Statistical Information

P-Value

p < 0.001

Statistical Significance

p < 0.001

Digital Object Identifier (DOI)

10.1186/1471-2407-7-126

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