The measles virus is an enveloped virus bearing a lipid bilayer. The bilayer holds the receptor binding hemagglutinin (H) protein and the fusion (F) protein. For infection to happen, the H protein ...

Enveloped animal viruses deliver their genetic contents ... which are then transported via the exocytic pathway. The structure of the E1 and E proteins is considered in detail, as are the ...

That means H5N1 is identified as having H subtype 5 and N subtype 1. Influenza is an enveloped virus, meaning that it takes its outer layer from the host cell that it’s infecting, enveloping itself.