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About viruses and viral disease

mutualism

TWiV 561: Hot or not

18 August 2019 by Vincent Racaniello

The Autonomous CollecTWiVe reveal two effective treatments for Ebolavirus infection, how a virus in a fungus confers heat tolerance to a plant, and dampened inflammation as a mechanism for bat tolerance to viral infection.

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Show notes at microbe.tv/twiv

Filed Under: This Week in Virology Tagged With: bat, ebolavirus, inflammation, monoclonal antibody, mutualism, NLRP3, panic grass, reservoir host, symbiosis, thermotolerance, viral, viroloy, virus, viruses

TWiV 422: Watching the icosahedron drop

1 January 2017 by Vincent Racaniello

The TWiVestigators wrap up 2016 with a discussion of the year’s ten compelling virology stories.

You can find TWiV #422 at microbe.tv/twiv, or listen below.

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Download TWiV 422 (71 MB .mp3, 117 min)
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Filed Under: This Week in Virology Tagged With: 2016 in review, animal model, ebolavirus, evolution, Harold Varmus, mosquito, mutualism, vaccine, vector, viral, virology, virus, viruses, zika virus

TWiV 179: Was ist ein Virus?

15 April 2012 by Vincent Racaniello

On episode #179 of the science show This Week in Virology, Gertrud joins the TWiVoners to review how dengue virus infection of mosquitoes alters blood feeding behavior, and gene therapy as practiced by parasitoid wasps.

You can find TWiV #179 at www.microbe.tv/twiv.

Filed Under: This Week in Virology Tagged With: blood feeding, braconid, Dengue, mosquito, mutualism, nudivirus, parasitoid wasp, polydnavirus, salivary gland, symbiosis, viral, virology, virus

TWiM 10: A symbiotic cloaking device

29 June 2011 by Vincent Racaniello

euprymna scolopesHosts: Vincent Racaniello, Michael Schmidt, Dickson Despommier, Margaret McFall-Ngai, and Elio Schaecter

On episode #10 of the podcast This Week in Microbiology, Vincent, Margaret, Elio, Michael and Dickson discuss the symbiosis between the Hawaiian bobtail squid and the luminous, gram-negative bacterium Vibrio fischeri.

[powerpress url=”http://traffic.libsyn.com/twimshow/TWiM010.mp3″]

Click the arrow above to play, or right click to download TWiM #10 (47 MB, .mp3, 68 minutes).

Subscribe to TWiM (free) on iTunes, Zune Marketplace, via RSS feed, by email or listen on your mobile device with the Microbeworld app.

Links for this episode:

  • V. fisheri factors that trigger squid tissue development (Science)
  • Transcriptional patterns of the Vibrio-squid diel rythmn (PNAS)
  • The Hawaiian bobtail squid (Microbeworld)
  • Microbes pull strings in the human body (ScienceNews)
  • Letters read on TWiM #10

Send your microbiology questions and comments (email or mp3 file) to twim@microbe.tv, or call them in to 908-312-0760. You can also post articles that you would like us to discuss at microbeworld.org and tag them with twim.

Filed Under: This Week in Microbiology Tagged With: bacteria, bobtail squid, gram negative, luminous, microbe, mutualism, symbiosis, vibrio fischeri

TWiV 92: Live at ASV in Bozeman

25 July 2010 by Vincent Racaniello

Hosts: Vincent Racaniello, Rich Condit, Karla Kirkegaard, and Marilyn Roosinck

On episode #92 of the podcast This Week in Virology, Vincent, Rich, Karla, and Marilyn recorded TWiV at the 29th Annual Meeting of the American Society for Virology in Bozeman, where they discussed plant viruses and how they make plants resistant to adverse conditions, and identification of dominant negative drug targets.

[powerpress url=”http://traffic.libsyn.com/twiv/TWiV092.mp3″]

Click the arrow above to play, or right-click to download TWiV #92 (42 MB .mp3, 57 minutes)

Subscribe to TWiV (free) in iTunes , at the Zune Marketplace, by the RSS feed, or by email, or listen on your mobile device with Stitcher Radio.

Links for this episode:

  • Lifestyles of plant viruses
  • Using pyrosequencing to understand virus ecology
  • A virus in a fungus in a plant
  • Trans-dominant inhibition of RNA viral replication
  • Resistance is futile
  • Announcement of TWiV at ASV (pdf)
  • Photographs of TWiV at ASV
  • Letters read on TWiV 92

Weekly Science Picks

Marilyn – Viruses in the faecal microbiota of monozygotic twins and their mothers (Nature)
Rich –
The Known Universe by the American Museum of Natural History
Vincent – The Red Queen by Matt Ridley (thanks, Jesper!)

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: AIDS, antiviral, asv, bozeman, HIV, mutualism, plant virus, polio, poliovirus, symbiosis, tmv, viral, virology, virus

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by Vincent Racaniello

Earth’s virology Professor
Questions? virology@virology.ws

With David Tuller and
Gertrud U. Rey

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