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Hace 4 días · Influenza vaccines, colloquially known as flu shots, are vaccines that protect against infection by influenza viruses. New versions of the vaccines are developed twice a year, as the influenza virus rapidly changes. While their effectiveness varies from year to year, most provide modest to high protection against influenza.
- Influenza A virus subtype H5N1
Influenza A virus subtype H5N1 (A/H5N1) is a subtype of the...
- Influenza A virus subtype H5N1
Hace 1 día · The 1918–1920 flu pandemic, also known as the Great Influenza epidemic or by the common misnomer Spanish flu, was an exceptionally deadly global influenza pandemic caused by the H1N1 influenza A virus. The earliest documented case was March 1918 in the state of Kansas in the United States, with further cases recorded in France, Germany and ...
- February 1918 – April 1920
- Worldwide
- 25–50 million (generally accepted), other estimates range from 17 to 100 million
- Influenza
Hace 2 días · Influenza (the flu) is a highly contagious disease, usually prevented by vaccination and treated by managing symptoms. Spread by body fluids from infected people, symptoms include fever, body aches, a runny nose and sore throat. Flu can affect anyone but is especially serious for babies, young children, pregnant women, people with underlying ...
Hace 5 días · T-cells play a crucial role in influenza virus immunity, contributing to protection through cytotoxicity, inflammatory cytokine release, and support for antibody responses. CD4+ T-cells ...
Hace 4 días · Influenza Virus. Last Literature Review: June 2020 Last Update: March 2024. Influenza, commonly referred to as the flu, is an acute viral infection that is highly transmissible and leads to outbreaks of varying severity during the winter in temperate regions.
Hace 2 días · Domestic Summary. A multi-state outbreak of HPAI A (H5N1) bird flu in dairy cows was first reported on March 25, 2024. This is the first time that these bird flu viruses were found in cattle. CDC confirmed one human HPAI A (H5N1) infection that had exposure to dairy cattle in Texas that were presumed to be infected with the virus.
