TWiV explains why this season’s influenza vaccine is not protecting against mild to moderate disease caused by H3N2 virus, and that antibody-dependent entry of SARS-CoV-2 into monocytes is a major contributor to severe COVID-19.

Hosts: Vincent Racaniello, Dickson Despommier, Rich Condit, and Amy Rosenfeld

Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email

Become a patron of TWiV!

Links for this episode

Seasonal influenza vaccine effectiveness (MMWR)
Properties of a dominant H3N2 variant (bioRxiv)
Scott Henley on influenza vaccine growth in eggs (TWiV 480)
Fc receptor dependent entry of SARS-CoV-2 into monocytes (Nature)
Timestamps by Jolene. Thanks!

Weekly Picks

Dickson – Ketanji Brown Jackson confirmed to US Supreme Court Amy – Some threats just keep coming in waves Rich – Lady Bird Johnson Wildflower Center Vincent – Martijn Doolaard

Listener Picks

Ann – Immunological memory to SARS-CoV-2 infection and vaccines Chris – Isoplexis

Intro music is by Ronald Jenkees Send your virology questions and comments to twiv@microbe.tv

TWiV 887: Bonfire of the monocytes