Influenza A virus subtype H7N9 (A/H7N9) is a subtype of the influenza A virus, which causes influenza (flu), predominantly in birds. It is enzootic (maintained in the population) in many bird populations. [1]

Avian influenza A(H7N9) is a subtype of influenza viruses that have been detected in birds in the past. This particular A(H7N9) virus had not previously been seen in either animals or people until it was found in March 2013 in China.

2017年8月1日 · H7N9 is a type of bird flu. It can pass from birds to humans. A disease that can pass from an animal to a human is called a zoonotic disease. H7N9 rarely passes from one person to another. The...

In this review, we summarize and discuss the characteristics of the H7N9 virus revealed by the recent timely studies from the perspectives of epidemiology, host preference, clinical manifestations, immunopathogenesis, drug resistance, vaccine development, and burden of …

2013年7月10日 · Understanding the properties of H7N9 viruses that contribute to human disease and the capacity of these viruses to spread between people is a critical component of the public health response to this emerging disease threat.

2013年5月16日 · We have identified a novel reassortant influenza A (H7N9) virus that is associated with severe human infection. Currently, only 25 H7N9 viruses are available in GenBank.

2023年6月8日 · On 31 March 2013, Chinese authorities reported the identification of a novel zoonotic avian influenza A (H7N9) virus transmitted to humans causing severe disease. The virus had been detected in different bird species, with chickens being the poultry species most affected.