(CIDRAP News) – The world registered fewer human infections with H5N1 avian influenza in 2012, but the fatality rate was a little higher than in previous years, the World Health Organization (WHO) noted in a recent review of the year's data.
(CIDRAP News) – The World Health Organization (WHO) is recommending that influenza vaccines for the Southern Hemisphere's 2013 flu season should contain the same three strains as the vaccines now being administered to millions in the Northern Hemisphere.
(CIDRAP News) – The first of two controversial H5N1 avian influenza studies to see print suggests that just four mutations in one of the virus's surface proteins may be enough to equip it to spread among mammals, but the findings are freighted with qualifiers.
(CIDRAP News) – The World Health Organization (WHO) today recommended changing two of the three strains in next season's influenza vaccine for the Northern Hemisphere, ending a couple of years of stability in the vaccine's makeup.
The WHO's flu experts called for changing the A/H3N2 and B components of the vaccine but continuing to use a strain of the pandemic 2009 virus for the A/H1N1 component.
(CIDRAP News) Signaling that the current flu strains are likely to persist over the next several months, the World Health Organization (WHO) today recommended sticking with the current trio of vaccine strains for the Northern Hemisphere's next influenza season.
The WHO's vaccine strain advisory committee met on Feb 15 and 16 and released its recommendation on the WHO's Web site. The group recommends the following for next season's vaccine: