TWiV 995: Viral origin stories

TWiV discusses genetic evidence of susceptible wildlife in SARS-CoV-2 positive samples at the Huanan Wholesale Seafood Market, polio cases in African linked to a new polio vaccine that was designed to not cause the disease, and structural conservation of hepatitis B virus capsid proteins over millions of years despite a shift from a naked to an enveloped capsid. Click arrow to play Download TWiV 995 (74 MB .mp3, 123 min) Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Become a patron of TWiV! Links for this episode •Register for ASV 2023 •MicrobeTV Discord Server • More evidence for SARS-CoV-2 spillover (Zenodo) •Polio cases linked to nOPV2 (Science; GPEI statement) •nOPV2 on TWiV 756 •Engineering OPV to prevent reversion to neurovirulence (Cell Host Microbe) •Stability of nOPV2 in children (npj Vaccines) •2A changes compensate for 5′-UTR disruptions (Virology) •HBV shifts from naked to enveloped (Nat Comm) •Letters read on TWiV 995 •Timestamps by Jolene. Thanks! Weekly Picks Dickson – Jazz Project: Bass: Ray Brown, Ron Carter, Percy Heath Angela – The nervous system may play a role in severe allergic reactions through immune cell (mast cells) cross-talk with neurons Brianne – Science Museums Take Stock of 1.1 Billion Objects from Around the World Vincent – Architect Breaks Down 5 of the Most Common Skyscraper Styles In New York Listener Picks Gary – Tony Fauci on PBS Stefanie – What Do You Find Beautiful about Viruses? A Post-COVID Assessment Strategy Intro music is by Ronald Jenkees Send your virology questions and comments to twiv@microbe.tv

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TWiV is a weekly netcast about viruses - the kind that make you sick. Professors Vincent Racaniello, Dickson Despommier, Rich Condit, Kathy Spindler and science writer Alan Dove and guests deconstruct viruses, how they cause illness, and dissect the latest research.