That changed several years ago when a new virus emerged that. H1n1 flu is also known as swine flu.
Depending on the type of h or n antigens they.
Virus influenza a h1n1. The influenza a h1n1 virus is a member of the family orthomyxoviridae a group of rna viruses. This virus was designated as influenza a h1n1 pdm09 virus. This new h1n1 virus contained a unique combination of influenza genes not previously identified in animals or people.
Type a is one of the three major types of influenza viruses the other two being types b and c. It was detected first in the united states and spread quickly across the united states and the world. The virus enters your body when you inhale contaminated droplets or transfer live virus from a contaminated surface to your eyes nose or mouth.
It s called swine flu because in the past the people who caught it had direct contact with pigs. Influenza a h1n1 also called influenza type a subtype h1n1 virus that is best known for causing widespread outbreaks including epidemics and pandemics of acute upper or lower respiratory tract infection. In virology influenza a virus subtype h1n1 a h1n1 is a subtype of influenza a virus well known outbreaks of h1n1 strains in humans include the 2009 swine flu pandemic as well as the 1918 flu pandemic it is an orthomyxovirus that contains the glycoproteins haemagglutinin and neuraminidase for this reason they are described as h1n1 h1n2 etc.
In the spring of 2009 a novel influenza a h1n1 virus emerged. You can t catch swine flu from eating pork. Influenza viruses such as h1n1 infect the cells that line your nose throat and lungs.
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