Potential to predict breast cancer outcomes with new biomarker

[News]

A protein named p66ShcA shows promise as a biomarker to identify breast cancers with poor prognoses, according to research published ahead of print in the journal Molecular and Cellular Biology.

More... (http://www.medicalnewstoday.com/releases/281563.php)

[LaDonna28]

Is this something that they can do from a biopsy or is it through Gene testing?