Scientists inactivate the virus with formaldehyde and purify the liquid of cellular debris.

FORBES: Broken Eggs

Twenty-two days after an egg is injected with one of the three strains, Chiron workers extract the fluid and isolate and inactivate the viruses.

FORBES: Broken Eggs

By devising compounds that bind to and inactivate these proteins, drug researchers hope to restore nerve cells' natural ability to return after an injury.

FORBES: To Walk Again

All influenza vaccines are made by growing influenza virus particles in chicken eggs before treating them in a way to kill (inactivate) or weaken the viruses.

CNN: Is there an eggless flu shot?

The drugs aim either to boost immune response or to attack and inactivate the viral enzymes that hepatitis C uses to replicate, in much the same way that AIDS drugs attack that virus.

FORBES: Stealth Killer

The idea that ultraviolet (UV) rays can inactivate viruses is not new, but this is the first time that such firm conclusions have been made in connection with the varicella-zoster virus, the herpes virus responsible for chickenpox and shingles.

FORBES: Sun's UV Rays May Prevent Chickenpox