For many patients, participating in gene therapy clinical trials isn't an option because their immune system recognizes and fights the helpful virus used for treatment. Now, researchers have found a solution that may allow it to evade the body's normal immune response.

A single treatment giving life-long protection from severe allergies such as asthma could be made possible by recent immunology research.

A single treatment giving life-long protection from severe allergies such as asthma could be made possible by recent immunology research.