Two different influenza vaccines will be available in the fall of 2009. One will be a trivalent preparation comprising seasonal influenza H3N2 and H1N1 strains, plus an influenza B virus strain. A monovalent vaccine will also be available against the 2009 pandemic H1N1 strain. Many readers of virology blog have asked why these four virus …
Hosts: Vincent Racaniello, Dick Despommier, Alan Dove, and Delthia Ricks In episode #42 of the podcast “This Week in Virology”, Vincent, Dick, Alan, and Delthia Ricks discuss a new influenza virus-like particle vaccine, dog flu, ultrasensitive pen-sized virus detector, imported rabies in the US, Crimean-Congo hemorrhagic fever, and next season’s flu vaccines. [powerpress url=”http://traffic.libsyn.com/twiv/TWiV042.mp3″] Click the arrow …
The Centers for Disease Control and Prevention has published their weekly analysis of influenza activity for the week of 7-13 June 2009. They conclude that …influenza activity decreased in the United States, however, there were still higher levels of influenza-like illness than is normal for this time of year. During week 23, 38.7% of specimens …
A network of ~150 laboratories in the United States participate in virological surveillance for influenza. The results of these analyses are publicly available, and provide extremely interesting characterization of the pandemic spread of the new H1N1 strain. During week 22, 6,664 samples were submitted for testing, of which 2,681 were positive for influenza virus. Of …
Although the new influenza H1N1 strain has been receiving a great deal of attention, apparently last season’s H1N1 and H3N2 strains continue to circulate, at least in the United States. FluView, the weekly surveillance report from the CDC, indicates that during weeks 17 and 18, seasonal influenza A (H1), A (H3), and B viruses are …
Co-circulation of three human influenza A subtypes Read More »
Here is an update on the global swine flu situation as of 4 May 2009, and comments on interesting unresolved questions. There have been laboratory confirmed cases of infection in over half of the United States (30), with a total of 226 cases and the one death in Texas last week. Globally, 20 countries have …
