Because a couple of features on the exterior of the flu virus are always changing, we have to get a re-jiggered flu shot every year. However …
(S)cientists at Dynavax Technologies in Berkeley believe they have found a possible solution. They have developed a vaccine that targets two other common flu proteins, the nucleoprotein and matrix protein, which tend to remain stable. That way, even if some bird-flu virus proteins mutate, Dynavax scientists say, their vaccine still would be effective against the proteins that don’t change.
Read more here.
Nice idea, eh?