Basic virology

Evidence for influenza H5N1 infections in humans

The fatality rate for human infections with avian influenza H5N1 is widely quoted at >50%, based on the number of deaths among the fewer than 600 cases confirmed by the World Health Organization. Wang, Parides, and Palese suggest that this number is an overestimate: …the stringent criteria for confirmation of a human case of H5N1 …

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My virology course at Columbia University

The third annual installment of my virology course at Columbia University, Biology W3310, has begun. This course, which I taught for the first time in 2009, is intended for advanced undergraduates and will be taught at the Morningside Campus. Until I started this course, no instruction in virology had been offered at the Morningside Heights …

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The viruses in your food

At the recent Brazilian Virology Society meeting George Rohrmann gave me a copy of his book, Baculovirus Molecular Biology. Baculoviruses are double-stranded DNA containing viruses that infect insects and other arthropods. Early in the first chapter of George’s book I learned that baculoviruses may be present on uncooked cabbage leaves: …in one study it was found …

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