(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) – Researchers report that swine and human influenza A/H3N2 viruses associated with an Ohio county fair held in July make a nearly perfect genetic match, suggesting that there is almost no biological barrier to prevent such viruses from passing between humans and pigs.
(CIDRAP News) – Researchers who spent the past 3 years testing pigs for influenza A viruses at county fairs in Ohio found that infected animals commonly appear clinically normal, highlighting one of the challenges health officials faced in preventing the spread of variant influenza to humans at fairs this summer.
(CIDRAP News) – Eleven of 16 hospitalized US cases of variant H3N2 (H3N2v) swine-origin influenza this past summer occurred in Ohio, and 10 of those were in children, according to a report that also suggests that even healthy people stay away from pigs at fairs to avoid flu infection.
(CIDRAP News) – A Korean-US research team has identified an H1N2 strain of swine influenza capable of killing ferrets and spreading among them by respiratory droplets, underlining the continuing threat of swine flu to humans amid a wave of swine-origin flu cases in Americans exposed to pigs at agricultural fairs.