This just came out today, I blogged one from ScienceDaily and highlighted in yellow the parts I thought everyone would be interested in:
http://www.alanpeto.com/ovarian_cancer/blogs/49/New-Genetic-Marker-Characterizes-Aggressiveness-Of-Cancer-Cells.html
They can tell the five year survival rate based on these markers...it's amazing. It's hoped this information can lead to new therapies as well (probablly too far off in the future though).