TIMP-2 mediates the anti-invasive effects of the nitric oxide-releasing prodrug JS-K in breast cancer cells
2008

JS-K Reduces Breast Cancer Cell Invasion

publication Evidence: moderate

Author Information

Author(s): Simeone Ann-Marie, McMurtry Vanity, Nieves-Alicea René, Saavedra Joseph E, Keefer Larry K, Johnson Marcella M, Tari Ana M

Primary Institution: The University of Texas MD Anderson Cancer Center

Hypothesis

Does the nitric oxide-releasing prodrug JS-K inhibit breast cancer cell invasion?

Conclusion

JS-K inhibits breast cancer invasion across the Matrigel basement membrane, and this effect is mediated by increased TIMP-2 production.

Supporting Evidence

  • JS-K significantly decreased the invasiveness of breast cancer cells across the Matrigel basement membrane.
  • JS-K increased TIMP-2 production, which is crucial for its anti-invasive effects.
  • Blocking TIMP-2 activity reduced the effectiveness of JS-K in inhibiting cell invasion.

Takeaway

JS-K is a special drug that helps stop breast cancer cells from spreading by making a protein called TIMP-2 that keeps the cells from invading other areas.

Methodology

The study used breast cancer cell lines and assessed the effects of JS-K on cell invasion and TIMP-2 production through various assays.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/bcr2095

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