Read full paper at: http://www.scirp.org/journal/PaperInformation.aspx?PaperID=53720#.VNB0hyzQrzE Author(s) Wei Hu Affiliation(s) Department of Computer Science, Houghton College, Houghton, USA . ABSTRACT The advent of a novel avian origin H7N9 emerged in China in March 2013 is of major health concern, as it has little virulence in birds but can cause severe illness and death in humans. As people continue to get infected by this new virus in 2014, we need to understand the current status and trend of its evolution at the end of year 2014. The influenza viruses have two surface proteins, haemagglutinin (HA) and neuraminidase (NA), which are involved in viral entry into and egress from the host cells respectively. In a previous study published in May 2013, we found that the HA protein of this new human H7N9 virus was able to preferentially bind to the avian type receptors as its primary binding and human type receptors a...
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