gripiviirusega
Gripiviirus, English called the influenza virus, is a member of the Orthomyxoviridae family that infects mammals and birds. The virus is enveloped, segmented, single‑stranded RNA, and its surface proteins hemagglutinin (HA) and neuraminidase (NA) are crucial for entering and exiting host cells. Because of antigenic drift and shift, influenza viruses continually change, making vaccines and immunity strategies constantly evolve.
Epidemiologically, gripiviirus is responsible for seasonal epidemics in temperate regions, usually in winter, and occasional pandemics
Public health measures include annual vaccination campaigns, hand hygiene, respiratory etiquette, and, during outbreaks, antiviral prophylaxis.
Research continues into universal vaccines that elicit broader immunity against conserved HA stalk regions and to