Live attenuated influenza vaccine (LAIV) is a type of influenza vaccine in the form of a nasal spray that is recommended for the prevention of influenza...

An attenuated vaccine (or a live attenuated vaccine, LAV) is a vaccine created by reducing the virulence of a pathogen, but still keeping it viable (or...

Influenza vaccines, colloquially known as flu shots, are vaccines that protect against infection by influenza viruses. New versions of the vaccines are...

approval of the first live, attenuated influenza vaccine. Looking into influenza B specifically, Thomas Francis Jr. isolated influenza B virus in 1936. However...

Vaccine shedding is a form of viral shedding which can occasionally occur following a viral infection caused by an attenuated (or "live virus") vaccine...

Following smallpox, influenza became a prominent focus for nasal vaccine development. The first live attenuated influenza vaccine (LAIV) in the form of...

inactivated (killed) vaccine) or LAIV (nasal spray (mist) of live attenuated influenza vaccine.) TIV works by putting into the bloodstream those parts of...

contrast, live vaccines use pathogens that are still alive (but are almost always attenuated, that is, weakened). Pathogens for inactivated vaccines are grown...

caused by an influenza vaccine or other vaccines, and by opioid withdrawal in physically dependent individuals.[citation needed] Influenza-like illness...

of quadrivalent live attenuated vaccine in children aged 2–17. Primarily, inactivated viral vaccines are used as prevention of influenza in the United States...