Influenza

Avian influenza A(H7N9) virus

Laboratory and virology

24 January 2014

20 December 2013

The WHO Collaborating Center for Reference and Research on Influenza at the Chinese National Influenza Center in Beijing, China, has made available laboratory procedures for serological detection of avian influenza A(H7N9) infections by horse red blood cells haemagglutination-inhibition assay. This assay supersedes the assay using turkey red blood cells posted on 23 May 2013. The modified assay has been shown to be more sensitive.

26 September 2013

13 August 2013

30 July 2013

12 July 2013

31 May 2013

25 May 2013

23 May 2013

The WHO Collaborating Center for Reference and Research on Influenza at the Chinese National Influenza Center in Beijing, China, has made available laboratory procedures for serological detection of avian influenza A(H7N9) infections by turkey haemagglutination-inhibition assay and by microneutralization assay.

20 May 2013

10 May 2013

2 May 2013

16 April 2013

8 April 2013 (updated on 15 April 2013)

The WHO Collaborating Center for Reference and Research on Influenza at the Chinese National Influenza Center in Beijing, China, has made available the real-time RT-PCR protocol for the detection of avian influenza A(H7N9) virus.

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