Novel, needle-free, live-attenuated influenza vaccines with broad protection against human and avian virus subtypes. ScienceDaily . Retrieved June 11, 2025 from www.sciencedaily.com / releases ...

A recombinant flu vaccine (Flublok) contains no eggs and was recently approved for use in individuals aged 9 years or older ...

A fifth-grader receives the FluMist influenza virus vaccine in Anaheim, ... FluMist itself is not new — the live attenuated influenza vaccine has had FDA approval for more than two decades.

FluMist is a live, attenuated vaccine, meaning it contains weakened versions of influenza A and B viruses. These weakened viruses cannot cause the flu; instead, they prime the immune system to ...

Close contacts of immunocompromised people can receive the live attenuated influenza vaccine, unless the person with immunocompetence is in a protective environment, according to the agency.

Key Issues . Influenza virus was first isolated 80 years ago in 1933. The first influenza vaccine was a monovalent live-attenuated vaccine, which was used in Russia until recently.

FluMist is a live, attenuated influenza vaccine containing a weakened flu virus for the three vaccine strains. It’s approved for children as young as 2 years and adults up to age 49. “Instead of an ...

Prior to the nasal administration of the live-attenuated flu vaccine candidate called NS1(1-126)-ΔPAX, the animals were primed with a vesicular stomatitis virus (VSV) as a vaccine delivery mechanism.

Researchers from the Shenzhen Institutes of Advanced Technology (SIAT) of the Chinese Academy of Sciences constructed a library of live attenuated influenza A vaccines that utilize diverse E3 ...

A Dec. 5, 2022, Facebook post (direct link, archived link) shows a screenshot of a 2014 research study titled "Live attenuated influenza vaccine enhances colonization of Streptococcus pneumoniae ...

Prior to nasal administration of the live-attenuated flu vaccine candidate, NS1(1-126)-ΔPAX, the animals were primed using a vesicular stomatitis virus (VSV) as a vaccine delivery mechanism.

The research data showed that the vaccine is attenuated and is not pathogenic in mouse models. ... live-attenuated influenza vaccines with broad protection against human and avian virus subtypes.