Images of Avian Influenza A H7N9
Genetic Evolution of H7N9 Virus in China
This diagram depicts the origins of the H7N9 virus from China and shows how the virus’s genes came from other influenza viruses in birds.
Electron Micrograph Images of H7N9 Virus from China
H7N9 virus – Image C Large
Spherical influenza A H7N9 virus as viewed through an electron microscope.