Influenza A (H1N1) Blog

Posts Tagged ‘H3N2’

1. May 12, 2010

   Contaminated Vaccines

   Although H1N1 is circulating around us at least a little bit before 1918, we passed almost 20 years free of it. In 1957, a line of influenza virus received three genes of an avian virus, among them new HA and NA, and started to be called H2N2. With these new proteins, it did not meet [...]

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 [...]