20191106-flu.jpg

Influenza virus

Media Folder

2019

Title

Influenza virus

Caption

Illustration of a whole influenza virus with a light grey surface membrane and the virus’ surface proteins HA (light blue) and NA (dark blue). HA is comprised of three subunits, while NA is comprised of four.

Credit

CDC / Dan Higgins

Description

Influenza virus
OD

Site_Section

NIH Research Matters

Alt Text

Influenza virus