Author name: Vincent Racaniello

I'm Professor of Microbiology and Immunology at Columbia University in New York. I run a research lab where we study poliovirus, rhinovirus, and other RNA viruses. I also love teaching about viruses - check out virology.ws, microbe.tv, or iTunes University for some of my offerings. I want to be Earth's virology professor.

TWiM #18: Escherichia coli K-12, an emerging pathogen?

This Week in Microbiology / By

Hosts: Vincent Racaniello, Michael Schmidt, Stanley Maloy and Elio Schaechter. On episode #18 of the podcast This Week in Microbiology, Vincent, Michael, Elio, and Stanley explain how to make the human intestinal commensal and benign laboratory bacterium Escherichia coli K-12 into an invasive organism, and the unearthing of century-old spores in New York City. [powerpress url=”http://traffic.libsyn.com/twimshow/TWiM018.mp3″] Click the arrow …

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TWiV 153: Rabid reindeer and protective prions

This Week in Virology / By

Hosts: Vincent Racaniello, Alan Dove, and Rich Condit Vincent, Alan, and Rich review an outbreak of rabies in arctic foxes and reindeer in Norway, and a prion that makes you go antiviral. [powerpress url=”http://traffic.libsyn.com/twiv/TWiV153.mp3″] Click the arrow above to play, or right-click to download TWiV 153 (55 MB .mp3, 92 minutes). Subscribe to TWiV (free) in …

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Results of the Blood XMRV Scientific Research Working Group

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The Blood XMRV Scientific Research Working Group was formed to design and carry out a study to determine whether xenotropic murine leukemia virus-related virus (XMRV) posed a threat to blood safety. Phase III results were published on Sept. 22, 2011 in Science. In an upcoming webinar study leaders Graham Simmons and Mike Busch will present …

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The Lazarus virus

Basic virology, Information / By

There is an excellent question in the comments to “Are all virus particles infectious?“: if the particle-to-PFU ratio for a virus stock is 10,000:1, and I infect 1,000,000 cells with 10,000 particles, how many plaques would I expect to observe? Answering this question provides insight into the particle-to-PFU ratio of viruses. If we take 10,000 particles …

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TWiV 152: Viromes in the effluence of society

2 Comments / This Week in Virology / By

Hosts: Vincent Racaniello, Alan Dove, and Rich Condit Vincent, Alan, and Rich cover the virome of raw sewage, and a baculovirus gene that causes caterpillars to climb to their doom. [powerpress url=”http://traffic.libsyn.com/twiv/TWiV152.mp3″] Click the arrow above to play, or right-click to download TWiV 152 (50 MB .mp3, 83 minutes). Subscribe to TWiV (free) in iTunes , …

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David and Goliath: How one cytokine may take down influenza

3 Comments / Basic virology, Information / By

This article was written for extra credit by a student in my virology course. by Alexandra Jacunski Recent research has suggested a new method of flu prevention and treatment: the administration of granulocyte macrophage-colony stimulating factor (GM-CSF) to the lungs of mice significantly reduced flu symptoms and prevented mortality after a lethal dose of influenza virus. …

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