A sentence near the end of the article summarizes why cancer is such a nasty disease to deal with: "I hope that human cancers will prove vulnerable to this new

A sentence near the end of the article summarizes why cancer is such a nasty disease to deal with: "I hope that human cancers will prove vulnerable to this new mode of attack in the clinic, and that *they are not able to mutate around it with new forms of caPCNA too quickly*, either."