Search

Influenza in swine is an acute viral infection of the respiratory tract in pigs caused by type A influenza viruses.

Human infections with swine influenza have been sporadically detected (or at least published in the literature) since the late 1950s.

What is the influenza A(H1N1)v virus? What is the origin of the 2009 pandemic influenza A(H1N1) virus? What is the difference between the pandemic (H1N1) 2009 and swine influenza?