Scientists may have found the key ingredient for a universal flu vaccine, and it comes from llamas
Along with soulful eyes, endearingly long necks and warm fuzzy coats, llamas have a far less appreciated feature: They make an array of immune system antibodies so tiny they can fit into crevices on the surface of an invading virus.
That feat could one day protect humans from entire families of flu viruses that bedevil scientists with their unpredictable and shape-shifting ways.
All, potentially, with a once-a-year puff up the nose.
In a study in Friday's edition of the journal Science, a team from the Scripps Research Institute in La Jolla and their international colleagues have taken a major step toward the long-sought goal of
