In those with a milder form of the disease, they found a protein associated with a bacterial immune response - interferon-gamma.

BBC: 'Wrong' immune response aids TB

One approach is to boost immune response without interferon's side effects.

FORBES: Magazine Article

Those drugs aim to improve on current treatment regimens based on the immune protein alpha interferon--which often don't work and have an array of nasty side effects.

FORBES: Magazine Article

Existing drug regimens are based on various genetically engineered versions of the natural immune system protein alpha interferon combined with a second chemical, ribavirin.

FORBES: Magazine Article

Anadys Pharmaceuticals is in early-stage human tests with drugs that stimulate the so-called TLR-7 receptor on immune cells to produce interferon just where it is needed.

FORBES: Magazine Article

Existing hep C treatments, based on bioengineered versions of the natural immune system protein alpha interferon, attack the virus indirectly and work half the time, at best, for the most common strain.

FORBES: Viral Vertigo

They found that the gene interacts with a key part of the immune system, a chemical called interferon gamma.

BBC: Breast cancer trigger investigated

The therapy includes injections of the drug interferon, which stimulates the immune system and causes the bulk of the difficult side effects, and two antiviral drugs taken orally.

WSJ: Hepatitis C Dilemma: Treat Illness With Interferon Now or Wait?