
Influenza Viruses
Influenza virus infections are a serious health problem. Each year, about 500 million people are infected by the virus, resulting in about 500,000 deaths worldwide. The occurrence of new influenza subtypes has caused severe pandemics, including the 2009 swine flu (vH1N1). In addition, highly pathogenic viruses, like subtypes H7N7 and H5N1, also called the fowl plague and bird flu, respectively, re...
Influenza virus infections are a serious health problem. Each year, about 500 million people are infected by the virus, resulting in about 500,000 deaths worldwide. The occurrence of new influenza subtypes has caused severe pandemics, including the 2009 swine flu (vH1N1). In addition, highly pathogenic viruses, like subtypes H7N7 and H5N1, also called the fowl plague and bird flu, respectively, re...