H1n1 is a new virus of the influenza a, showing increased infection, thereby influencing. In 2009 a strain of swine flu called h1n1 infected many people around the world. A 1976 outbreak with a novel swine h1n1 influenza virus among soldiers at fort dix. A new strain of influenza a virus, with quadruple segment translocation in its rna, caused an outbreak of human infection in april 2009 in usa and mexico. Influenza virus h1 n1 is the subtype of influenza a virus that was the most common cause of human influenza flu in 2009, and is associated with the 1918 outbreak known as the spanish flu. It is an orthomyxovirus that contains the glycoproteins haemagglutinin and neuraminidase. Pdf genetic diversity of the pandemic influenza a h1n1 virus in. Pdf pandemic influenza a h1n1 virus emerged and spread. The influenza virus leads to respiratory disease that results in a. Pandemias anteriores influenza pandemica influenza cdc. Characteristics of the emergent influenza a h1n1 viruses and.
Combining molecular dynamics with bayesian analysis to predict and. The genetic material originates from three different. The influenza a h1n1 virus is a member of the family orthomyxoviridae a group of rna viruses. Influenza a h1n1pdm09 virus ph1n1 was the causal factor of the recent flu pandemic, which claimed several hundred lives.
In addition, the exchange of viral rna can be a twoway street, with human influenza virus transmitted. The novel influenza a h1n1 virus which is causing infection among humans. Currently circulating virus types include influenza ah1n1. The tree was constructed using the neighborjoining method.
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