Influenza A Virus, H1N1 Subtype


H1N1 Virus

H1N1 Viruses

Swine Origin Influenza A H1N1 Virus

Swine-Origin Influenza A H1N1 Virus

Virus, H1N1

Viruses, H1N1

A subtype of INFLUENZA A VIRUS with the surface proteins hemagglutinin 1 and neuraminidase 1. The H1N1 subtype was responsible for the Spanish flu pandemic of 1918.