On this episode of TWiV, Novavax COVID-19 vaccine demonstrates 90% overall efficacy, preventing an antigenically disruptive change during growth of influenza virus vaccine in chicken eggs, and MIS-C is driven by loss of the gut mucosal barrier.

Hosts: Vincent Racaniello, Kathy Spindler, and Brianne Barker

Click arrow to play Download TWiV 769 (68 MB .mp3, 114 min) Subscribe (free): iTunes, Google Podcasts, RSS, email

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Links for this episode

• ASV Vaccine Town Hall 2:05
• Novavax vaccine efficacy reported (Novavax)
• H3N2 glycosylation in eggs (TWiV 480)
• Preventing antigenically disruptive HA change in eggs (Cell Host Micr)
• MIS-C due to leaky gut (J Clin Invest)
• Letters read on TWiV 769
• Timestamps by Jolene. Thanks!

Weekly Picks

Brianne – Pandemics for Babies, Germ Theory for Babies, and Vaccines for Babies Kathy – Playing with Time Vincent – A Top Virologist in China, at Center of a Pandemic Storm, Speaks Out

Intro music is by Ronald Jenkees Send your virology questions and comments to [email protected]