Influenza A (H1N1) Blog

Posts Tagged ‘origin’

  1. June 22, 2010

    Pigs are reservoirs of Influenza

    Why were the older people less affected by the new flu?


    The elderly, especially those older than 65 years, that is, born before 1944, constitute the part of the population less affected by H1N1. It was suggested and later confirmed by CDC that it is about the prior immunity to the virus. These people probably have [...]

  2. February 9, 2010

    Diversity of the Influenza and the reassortment

    One of the most important characteristics to be considered about the Influenza, in the preparation for pandemics, is the reassortment. A mixture of genes of two or more different viruses is able to generate a new variety. Such as the new Influenza A (H1N1).
    Although the mutations have an important role in the diversity of the [...]

  3. September 9, 2009

    Prior immunity and flu

    I received a comment from Paulo Amaral with amazing questions, leading me to advance this post. As follows, you can find the questions and the answer explaining what is relevant:
    Would the annual vaccination against flu be liable for the low number of reports in elders?
    What is the efficacy of the vaccine produced by mettles of [...]