Not exact matches
Apart from the nippy weather, many of us start to notice change is
in the air when the local chemist has started advertising flu
vaccines to prevent
seasonal influenza and more throats become scratchy and noses sniffly on our morning commute.
Seasonal influenza vaccines are effective against strains that are identified each spring
in sentinel laboratories.
Although the world's attention is focused on the novel H1N1 virus causing the swine flu pandemic, H3N2, a
seasonal strain of
influenza, has popped up
in many East Asian countries — and some variants
in circulation may outfox the
seasonal vaccine in use.
The H3N2 strain is one of three
in the
seasonal influenza vaccines.
What drives
vaccine fears, he notes, is the knowledge that
vaccines don't work for everyone and that they can, on rare occasions, cause serious side effects, such as Guillain — Barré syndrome, which develops
in one out of every million people who receive the
seasonal influenza vaccine.
While this year's
vaccine is a much better match to the circulating
seasonal strains of
influenza, the shifty nature of the virus and the need to pick the viruses used to make global
vaccine stocks well before the onset of the flu season can make
vaccine strain selection a shot
in the dark.
No data are yet available for trials
in children, who typically have much less robust immune responses to the
seasonal influenza vaccine and require a second dose.
A trivalent inactivated
seasonal influenza vaccine (TIV) used
in humans will be compared directly
in mice, ferrets and pigs.
A feasibility study: association between gut microbiota enterotype and antibody response to
seasonal trivalent
influenza vaccine in adults — Nick Shortt — Clinical and Translational Immunology
Each year, the U.S. Food and Drug Administration,
in collaboration with the Centers for Disease Control and Prevention and the World Health Organization, decides which strains of
influenza virus to include
in the
seasonal flu
vaccine.