A highly contagious strain of avian flu that has likely killed hundreds of birds and spread across more than two dozen states has been detected in a human for the first time in the U.S., officials said Thursday. The man was working on a commercial farm in Colorado and was […]
contagious
The controversial quest to make a ‘contagious’ vaccine
Vaccines in progress Renewed interest and funding for the technology popped up around 2016, and today several research groups are developing self-spreading vaccines for animals. Each of these new vaccines are so-called recombinant viruses. Researchers first identify a protein from the target microbe that serves as an antigen—a substance that […]