Scientists halt first step of breast cancer spread in mice

[News]

The first step in the deadly process of breast cancer metastasis, where tumor cells migrate to other parts of the body, appears to be led by a special class of cells - leader cells - that require the presence of a particular protein to act.

More... (http://www.medicalnewstoday.com/articles/270274.php)

['lizbeth]

Great, the more information about preventing mets - the better!