Breast cancer cells have to learn to walk before they can run

Early-stage breast cancer that has not yet invaded the surrounding tissues may already contain highly motile cells, bringing the tumor one step closer to metastasis, report researchers at the Salk Institute for Biological Studies.

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<p><a href="http://www.physorg.com/news118327483.html">Breast cancer cells have to learn to walk before they can run</a></p> <p>Early-stage breast cancer that has not yet invaded the surrounding tissues may already contain highly motile cells, bringing the tumor one step closer to metastasis, report researchers at the Salk Institute for Biological Studies.</p>