CSI-style DNA fingerprinting tracks down cause of cancer spread

How do stationary cancer cells get the mutations that allow them to travel through the body to seed metastasis? Do they just grow these mutations themselves? Study shows that cancer cells fuse with blood cells -- which already can travel! -- to create a hybrid, metastatic cancer cell.

Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/a...