Inhibitory effect on expression of angiogenic factors by antiangiogenic agents in renal cell carcinoma
2002

Genistein's Effect on Angiogenic Factors in Kidney Cancer

publication Evidence: moderate

Author Information

Author(s): Sasamura H, Takahashi A, Miyao N, Yanase M, Masumori N, Kitamura H, Itoh N, Tsukamoto T

Primary Institution: Sapporo Medical University School of Medicine

Hypothesis

Can genistein and other agents inhibit the expression of angiogenic factors in renal cell carcinoma?

Conclusion

Genistein significantly inhibits the expression of vascular endothelial growth factor and basic fibroblast growth factor in renal cell carcinoma cell lines.

Supporting Evidence

  • Genistein had a strong inhibitory effect on vascular endothelial growth factor mRNA expression.
  • Medroxyprogesterone acetate and interferon-alpha did not significantly decrease angiogenic factor levels.
  • Interferon-gamma and minocycline showed mild inhibitory effects on angiogenic factors.
  • Genistein inhibited angiogenic factor expression even under conditions of hypoxia.

Takeaway

This study found that a substance called genistein can help stop cancer cells in the kidneys from growing by blocking important signals that help them grow.

Methodology

The study used Northern blot analyses to examine the effects of various agents on the expression of angiogenic factors in renal cell carcinoma cell lines.

Limitations

The study did not explore the long-term effects of genistein or its efficacy in vivo.

Digital Object Identifier (DOI)

10.1038/sj.bjc.6600152

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