Influenza virus characterisation, summary Europe, July 2010

Since the  June 2010 report only one ECDC-affiliated country (UK, England) has sent samples to the WHO CC in London (Table 1). These were composed of five influenza B viruses - Victoria lineage, a single H3N2 virus and six H1N1 pandemic viruses; all have been propagated in tissue culture and analysis of these viruses is underway.