hSulf-1 Gene Exhibits Anticancer Efficacy through Negatively Regulating VEGFR-2 Signaling in Human Cancers
2011

hSulf-1 Gene and Its Role in Cancer Treatment

Sample size: 87 publication 10 minutes Evidence: moderate

Author Information

Author(s): Ji Weidan, Yang Jiahe, Wang Duanming, Cao Lu, Tan Weifeng, Qian Haihua, Sun Bin, Qian Qijun, Yin Zhengfeng, Wu Mengchao, Su Changqing

Primary Institution: Eastern Hepatobiliary Surgical Hospital & Institute, The Second Military Medical University, Shanghai, China

Hypothesis

hSulf-1 may present anticancer potency by inhibiting angiogenesis in most human cancers.

Conclusion

hSulf-1 re-expression in ovarian and hepatocellular cancer cells induces antitumor efficacy by reducing VEGFR-2 phosphorylation and suppressing angiogenesis.

Supporting Evidence

  • hSulf-1 re-expression downregulated VEGFR-2 phosphorylation and inhibited cancer cell proliferation.
  • Knockdown of hSulf-1 expression enhanced the recovery of phosphorylated VEGFR-2 levels.
  • Intratumoral injections of adenovirus expressing hSulf-1 significantly inhibited tumor growth in xenograft models.

Takeaway

hSulf-1 is a protein that helps stop cancer cells from growing by blocking signals that tell them to grow and form new blood vessels.

Methodology

The study involved constructing vectors expressing hSulf-1 and shRNA, testing their effects on cancer cell proliferation and tumor growth in xenograft models.

Limitations

The study primarily focused on specific cancer cell lines and may not generalize to all cancer types.

Participant Demographics

The study included 87 clinical cancer specimens from various types of cancers including hepatocellular, breast, gastric, renal, and colon cancers.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0023274

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