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About viruses and viral disease

viral receptor

TWiV 439: The purloined envelope

30 April 2017 by Vincent Racaniello

Paul Bieniasz joins the TWiV team to talk about the co-option, millions of years ago, of an endogenous retrovirus envelope protein by hominid ancestors for host defense against viral infection.

 

You can find TWiV #439 at microbe.tv/twiv, or listen. below.

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Filed Under: This Week in Virology Tagged With: endogenous retrovirus, envelope protein, ERV, exaptation, gammareterovirus, HERV-T, hominid, MCT-1, Paul Bieniasz, retrovirus, viral, viral receptor, virology, virus, viruses

TWiV 62: Persistence of West Nile virus

13 December 2009 by Vincent Racaniello

The_Persistence_of_MemoryHosts: Vincent Racaniello, Dickson Despommier, and Alan Dove

On episode #62 of the podcast This Week in Virology, Vincent, Dickson, and Alan discuss STEP HIV-1 vaccine failure caused by the adenovirus vector, presence of West Nile virus in kidneys for years after initial infection, adaptation of the influenza viral RNA polymerase for replication in human cells, and the significance of the D225G change in the influenza HA protein.

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Click the arrow above to play, or right-click to download TWiV #62 (47 MB .mp3, 66 minutes)

Subscribe to TWiV (free) in iTunes , at the Zune Marketplace, by the RSS feed, or by email.

Links for this episode:

  • HIV vaccine failure probably caused by adenovirus vector used
  • Persistence of West Nile virus in kidneys for years (JID and ProMedMail) (thanks, Lenn!)
  • Adaptive strategies of influenza RNA polymerase for replication in humans
  • New CDC estimates of 2009 H1N1 infection in US
  • Receptor binding specificity of 2009 H1N1 virus
  • Distribution of sialic acids in human respiratory tract

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Send your virology questions and comments (email or mp3 file) to twiv@microbe.tv or leave voicemail at Skype: twivpodcast. You can also post articles that you would like us to discuss at microbeworld.org and tag them with twiv.

Filed Under: This Week in Virology Tagged With: adenovirus, AIDS, d225G, H1N1, HIV, influenza, kidney, persistence, RNA polymerase, sialic acid, step, swine flu, viral, viral receptor, virology, virus, West Nile virus

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by Vincent Racaniello

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