The isolation of influenza virus 80 years ago in 1933 very quickly led to the development of the first generation of live-attenuated vaccines. The first inactivated influenza vaccine was ...
They have focused on developing a live-attenuated vaccine, which includes a live but weakened or "attenuated" version of the virus. Other live-attenuated vaccines already in use include those for ...
Moderna has been awarded approximately $590 million from the federal government to help speed up the development of an mRNA-based bird flu vaccine, health officials said.
A live-attenuated vaccine under development is safe and 100% effective against Lassa virus in preclinical studies. A vaccine candidate against Lassa virus completely protected guinea pigs exposed ...