Catani and colleagues provide data on antigenic properties of neuraminidase proteins of pandemic H1N1 and show that antigenic diversity of the neuraminidase from 2009 to 2020 largely falls into two ...

To maintain vaccine efficacy, WHO regularly updates influenza vaccine strains based on global epidemiological, virological, ...

Influenza vaccination has been shown to be associated ... such as the second most abundant glycoprotein, neuraminidase (NA). The importance of HA antigen selection and expression of a structurally ...

Two surface proteins, HA and NA, determine the antigenic properties of influenza virus strains. In 1958, a new strain of influenza A with different HA and NA was identified and antigenic shift was ...

Two surface proteins, HA and NA, determine the antigenic properties of influenza virus strains. In 1958, a new strain of influenza A with different HA and NA was identified and antigenic shift was ...

Objective To examine the association of leisure-time physical activity with mortality from influenza and pneumonia. Methods A nationally representative sample of US adults (aged ≥18 years) who ...