Epidemiologists are afraid that the next time such a virus mutates, it could pass from human to human.

But that could change in a trice if the virus mutates or combines its genes with a human influenza virus.

Nothing . . . Memo to self: Mickey says this virus mutates.

Hey guys - the real issue is how prepared are we when this virus mutates and is both easily spread and fatal!

Ebola is contained for now, but what might happen if the virus mutates and spreads like the flu?

This later goes up to four after the virus mutates.

The four battle the Midnight Sons, but are killed when the zombie virus mutates and becomes airborne.

As the virus mutates and spreads, antivirus companies, not surprisingly, are recommending that corporations be more conscientious about updating their antivirus software.

However, the entire mankind would be in jeopardy if the virus mutates and acquires the ability to spread among humans.

He and the Night Shift are killed when the zombie virus mutates and becomes airborne.