Cancer targeted by 2 viruses in made-in-Canada therapy

Everything has an achilles heel - it's just a matter of a) finding it and b) exploiting it. Sadly, both can be harder than they seem.

When cells become cancerous, it’s like they’re making a deal with a devil, said John Bell, a senior scientist at Ottawa Hospital. The genetic mutations that allow them to grow quickly also make them susceptible to viruses.