TWiV 1231: What is a virus?

This Week in Virology

Vincent Racaniello

Vincent, Microbe, Medicine, Microbiology, Racaniello, Infection, Virus, Virology, Pathogen, Infectious, Twiv, Science & Medicine

4.8 • 2.2K Ratings

🗓️ 29 June 2025

⏱️ 115 minutes

🔗️ Recording | iTunes | RSS

🧾️ Download transcript

Summary

TWiV discusses Sen. Cassidy calling for ACIP meeting delay, RFK Jr. abandons GAVI, millions of children at risk as global vaccination rates fall, RFK Jr. grilled by Congress, autism rates have increased 60-fold due to changed definitions, deep mutational scanning of rabies virus glyoprotein, and and proton gradient and incomplete TCA cycle in a giant virus. Hosts: Vincent Racaniello, Rich Condit, Brianne Barker, and Angela Mingarelli Subscribe (free): Apple Podcasts, RSS, email Become a patron of TWiV! Links for this episode Support science education at MicrobeTV Sen. Cassidy calls for ACIP delay (NYTimes) RFK Jr. stops GAVI funding (NYTimes) Global vaccination rates drop, millions of children at risk (Guardian) Autism rates have increased 60-fold, here’s why (NYTimes) Deep mutational scanning of rabies virus glycoprotein (Cell Host Micr) Giant virus with proton gradient and partial TCA cycle (ISME J) Why cells are powered by proton gradients (Scitable) Timestamps by Jolene Ramsey. Thanks! Weekly Picks Angela – 27 new, exciting, and blobby species discovered in the Peruvian rainforest! Brianne – Encounters in the Milky Way Rich – Where to go for accurate, up-to-date vaccine information Vincent – The members of RFK Jr.’s new vaccine committee have published little on vaccines Listener Picks Charles – Vaccine Advice, Vandalized Ken – Golden Goose Awards Intro music is by Ronald Jenkees Send your virology questions and comments to [email protected] Content in this podcast should not be construed as medical advice.

Transcript

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0:00.0	This Week in Virology, the podcast about viruses, the kind that make you sick.
0:10.3	From MicrobTV, this is Twiv, this week in Virology.
0:15.9	Episode 1231 recorded on the 27th of June 2025. I'm Vincent Rackeniello and you're listening to the
0:26.4	podcast All About Viruses. Joining me today from Madison, New Jersey, Brianne Barker.
0:33.1	Hi, it's great to be here. It is currently 75 Fahrenheit, which my phone tells me is 24 Celsius and very overcast outside.
0:43.1	It's a nice break from big time heat earlier this week.
0:47.6	So I'm pretty happy about that.
0:50.3	25C here in cloudy and Chelsea.
0:52.3	Yeah, it's so different.
0:53.9	My gosh, it was so hot. I, you know, I did a
0:57.1	I walked all over the city on Wednesday. Me too. And it was really, really, were you in the city on
1:03.5	Wednesday? I was there Tuesday night and all day Wednesday. It was so hot. It was hot, but,
1:08.3	you know, I was so weird. I didn't sweat. I'm like, what's wrong with me?
1:12.0	I'm not sweating at all.
1:13.2	Did you sweat?
1:14.0	I did.
1:14.5	Maybe I sweat enough for both of us.
1:16.8	Also joining us from Austin, Texas.
1:19.6	Rich Condit.
1:20.6	Hi, everybody.
1:23.3	I can't actually tell you about the weather because I can look at my phone.
1:28.9	I probably ought to do that.
	...

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