Starcast Join the waitlist

This Week in Virology

TWiV 1341: Phage breaks and COVID origins

Jul 19, 2026 · 1h 40m

Coming soon to iPhone. Already have it? “Listen in Starcast” takes you straight there.

On this episode

About this episode

TWiV explains research that reveals dual activity of a phage-encoded lysin that modulates infection dynamics in a mycobacteriophage, and refutes a proposed link between the SARS-CoV-2 furin cleavage site and mouse-adapted MERS-coronavirus MA30. Hosts: Vincent Racaniello, Kathy Spindler, Angela Mingarelli, and Jolene Ramsey Subscribe (free): Apple Podcasts, RSS, email Become a patron of TWiV! Links for this episode Support science education at MicrobeTV Positions in Rosenfeld Lab (email) Dual activity of phage-encoded lysin (mBio) Furin cleavage site and SARS-CoV-2 origins (PNAS) Theories on SARS-CoV-2 origins (CR Biol) Timestamps by Jolene Ramsey. Thanks! Picks of the Week Angela – Pigeons.…