SwineFlu Influenza H1N1 Mechanism of Action MOA Animation
Antigenic Shift and the H1N1 Influenza A Virus
Symptoms of H1N1 (Swine Flu)
Swine Flu: How Bad Is It?
Swine influenza is an infection caused by any one of several types of swine influenza viruses. Swine influenza virus (SIV) or swine-origin influenza virus (S-OIV) is any strain of the influenza family of viruses that is endemic in pigs. As of 2009, the known SIV strains include influenza C and the subtypes of influenza A known as H1N1, H1N2, H2N1, H3N1, H3N2, and H2N3.