Threat Assessment Brief: Eurasian avian-like A(H1N1) swine influenza viruses
A recently published study conducted between 2011 and 2018 in China, and based on surveillance data in pigs, identified an emerging genotype 4 (G4) reassortant Eurasian avian-like (EA) A(H1N1) swine influenza virus that contains internal genes from the human A(H1N1)pdm09 and North American triple-reassortant (TR) lineage-derived internal genes.
ECDC rapid risk assessment: Human cases of swine influenza without apparent exposure to pigs, United States and Mexico
On April 21, the United States reported on the existence of 2 human cases of swine influenza A (H1N1) infection. On 23 April, through intensified surveillance efforts, a total of 7 confirmed human cases of swine influenza A (H1N1) infection, were reported.
ECDC rapid risk assessment: First isolation of a secondary oseltamivir-resistant A(H1N1)v strain in Denmark
Rapid risk assessment: Oseltamivir-resistant influenza A(H1N1)2009 cluster in Australia
Australia has reported a cluster of oseltamivir-resistant influenza A(H1N1)2009 cases in the state of New South Wales. The cases had no known link to oseltamivir exposure and individuals were not immunosuppressed, but they were closely linked geographically. Samples from the cluster do not currently exhibit any resistance to zanamivir.
ECDC Forward look risk assessment (Update 28 October 2010): Likely scenarios and uncertainties in the 2010/2011 influenza season in Europe and beyond
Likely scenarios and uncertainties in the 2010/2011 influenza season in Europe and beyond.
ECDC risk assessment: 2009 influenza A(H1N1) pandemic (Update 6 November 2009)
This update of ECDC pandemic risk assessment for Europe is based on data and analyses available in early November 2009. It draws on the experience in European countries, North America and the Southern Hemisphere’s temperate countries, which have already passed through a winter with the new virus.