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.

Canine hepacivirus, a relative of hepatitis C virus

12 Comments / Basic virology, Information / By

Contemporary human viruses most likely originated by cross-species transmission from non-human animals. Examples include HIV-1, which crossed from chimpanzees to humans, and SARS coronavirus, which originated in bats. Since the 1989 discovery of hepatitis C virus (classified as a hepacivirus in the family Flaviviridae) the origin of the virus been obscure. During the characterization of …

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TWiV 134: Meet Ralph, your cruise director

This Week in Virology / By

Hosts: Vincent Racaniello, Rich Condit, Dickson Despommier, Alan Dove, and Stephanie Karst Vincent, Rich, Alan, and Dickson review noroviruses with Stephanie Karst, PhD. [powerpress url=”http://traffic.libsyn.com/twiv/TWiV134.mp3″] Click the arrow above to play, or right-click to download TWiV #134 (68 MB .mp3, 94 minutes). Subscribe to TWiV (free) in iTunes , at the Zune Marketplace, by the RSS feed, by email, or listen …

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TWiM 7 – Cycles of life and death, light and dark

This Week in Microbiology / By

Hosts: Vincent Racaniello, Margaret McFall-Ngai, Cliff Mintz, Elio Schaecter, and Michael Schmidt. On episode #7 of the podcast This Week in Microbiology, Vincent, Cliff, Elio, Margaret, and Michael discuss programmed cell death in E. coli, and the daily synthesis and degradation of enzymes needed for photosynthesis and nitrogen fixation by cyanobacteria. [powerpress url=”http://traffic.libsyn.com/twimshow/TWiM007.mp3″] Click the arrow …

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Not-so-similar fate of identical twins infected with HIV-1

18 Comments / Basic virology, Information / By

For extra credit in my recently concluded virology course, I asked students to summarize a virology finding in the style of this blog. I received many excellent submissions which I plan to post here in the coming months. by Amanda Carpenter In 1983, identical twin boys simultaneously received a contaminated blood transfusion immediately after birth, …

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TWiV 133: The HIV hideout

1 Comment / This Week in Virology / By

Hosts: Vincent Racaniello, Rich Condit, Dickson Despommier, Alan Dove, and Kathleen Collins Vincent, Rich, Alan, and Dickson discuss the cellular reservoir of HIV-1 with Kathleen Collins, MD, PhD. [powerpress url=”http://traffic.libsyn.com/twiv/TWiV133.mp3″] Click the arrow above to play, or right-click to download TWiV #133 (42 MB .mp3, 87 minutes). Subscribe to TWiV (free) in iTunes , at the Zune Marketplace, by the RSS …

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TWiV and TWiM live at ASM General Meeting

1 Comment / This Week in Microbiology, This Week in Virology / By

The General Meeting of the American Society for Microbiology will take place in New Orleans from 21-24 May 2011. This annual meeting covers fundamental microbial cell biology, genetics and physiology, environmental and applied microbiology, microbial ecology, pathogenesis, clinical microbiology, and infectious diseases. This year both This Week and Virology and This Week in Microbiology will be broadcast …

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