On episode #230 of the science show This Week in Virology, Vincent, Rich, Alan and Kathy review H7N9 infections in China, the debate over patenting genes, and receptor-binding by ferret-transmissible avian H5 influenza virus. You can find TWiV #230 at www.microbe.tv/twiv.

Results of a study of four patients in Zhejiang, China, who developed influenza H7N9 virus infection suggests sporadic poultry-to-human transmission: We diagnosed avian influenza A H7N9 in all four patients (who were epidemiologically unlinked), two of whom died and two of whom were recovering at the time of writing. All ...

Virologist Hilary Koprowski died on 11 April 2013 at the age of 96. His main accomplishments are nicely summarized in the New York Times, but for a more comprehensive overview of his life, I highly recommend his biography Listen to the Music by Roger Vaughan. I did not have many opportunities to interact ...

The World Health Organization has been publishing weekly reports on the avian influenza A(H7N9) outbreak which include the geographical location of each case, the cumulative number of cases, and the epidemiological curve. Go to this page at the WHO website for an archive of the weekly reports (there you will ...

From the Centers for Disease Control in Taiwan: In the late afternoon of April 24, 2013, the Central Epidemic Command Center (CECC) confirmed the first imported case of H7N9 avian influenza in a 53-year-old male Taiwanese citizen who worked in Suzhou, Jiangsu Province, China prior to illness onset. He developed ...