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40 episodes

This Week in Virology

by Vincent Racaniello · English

This Week in Virology is a netcast about viruses - the kind that make you sick.

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TWiV Special: Measles Mini Symposium

Recorded at the 8th Measles Virus Mini Symposium at Mayo Clinic (Rochester, Minnesota).

12 Nov 2026 · 54m · 19 chapters

TWiV 1373: Challenging Dengue and RIGging Flu

The episode covers (1) rising dengue transmission in Florida and a Science Translational Medicine paper using a controlled human challenge model to dissect how pre-existing immunity shapes dengue…

8 Nov 2026 · 1h 50m · 38 chapters

TWiV 1372: Clinical Update with Dr. Daniel Griffin

Clinical update on infectious disease trends and vaccine/therapeutic evidence, with emphasis on measles resurgence, other outbreaks (Chagas, anthrax in hippos, dengue, H5N1 bird flu, screw-worm,…

7 Nov 2026 · 53m · 28 chapters

TWiV 1371: How to Bat Away Marburg Virus

How H5N1 “bat away” Marburg virus and other public-health issues. Main science segments: (1) a preliminary report on a 2026 H5N1 outbreak in captive mink in Utah and what it implies for spillover and…

1 Nov 2026 · 1h 49m · 44 chapters

TWiV 1370: Clinical Update with Dr. Daniel Griffin

Clinical update on public health and emerging infectious disease risks, focusing on CDC leadership changes, H5N1 avian influenza spillover into mammals, dengue and Ebola outbreaks, and measles…

31 Oct 2026 · 1h 1m · 31 chapters

TWiV 1369: Florida Model Makes Measles Great Again

Two PNAS-focused virology discussions. First, a modeling study on how removing Florida school-entry MMR vaccination requirements could undermine “vaccine-induced herd immunity” and drive measles…

25 Oct 2026 · 1h 57m · 44 chapters

TWiV 1368: Clinical Update with Dr. Daniel Griffin

Clinical update focused on vaccine policy and infectious-disease surveillance, especially hepatitis B and HPV schedule changes, pertussis immunity and outbreaks, rabies and screwworm trends, Ebola…

24 Oct 2026 · 55m · 27 chapters

TWiV 1367: Turning Off Hepatitis B Virus Without Cutting its DNA

Two research updates. (1) Influenza A during pregnancy alters immune responses in the placenta and fetus without detectable vertical transmission.

18 Oct 2026 · 1h 53m · 42 chapters

TWiV 1366: Clinical Update with Dr. Daniel Griffin

Clinical virology update covering (1) a hand, foot, and mouth outbreak at University of Pennsylvania, (2) HIV service disruption after PEPFAR/USAID funding withdrawal in Uganda and Zimbabwe, (3) how…

17 Oct 2026 · 1h 2m · 28 chapters

TWiV 1365: Andes Virus Up Close

Andes virus (a hantavirus) outbreak linked to cruise ship MV Hondias (departed Argentina Apr 1, 2026).

11 Oct 2026 · 57m · 23 chapters

TWiV 1364: Clinical Update with Dr. Daniel Griffin

Clinical and public-health news roundup focused on infectious disease prevention, vaccine policy, and outbreak updates.

10 Oct 2026 · 1h 14m · 36 chapters

TWiV 1363: A Cauldron of Bats

Two Nature-backed discussions on (1) how human-driven environmental change and healthcare access shape where outbreaks emerge, and (2) how Myotis bat genomes reveal adaptations linked to longevity…

4 Oct 2026 · 1h 54m · 46 chapters

TWiV 1362: Clinical Update with Dr. Daniel Griffin

Weekly clinical virology update covering misinformation about AI and vaccines; major outbreaks (cholera, E.

3 Oct 2026 · 54m · 23 chapters

TWiV 1361: Ancient Viral Sword and Shield

TWIV episode marking the 18th anniversary of the podcast and discussing two major science stories: (1) discovery of VIPER, a phage-derived, RNA-guided DNA-binding system proposed as an ancient…

27 Sep 2026 · 1h 46m · 33 chapters

TWiV 1360: Clinical Update with Dr. Daniel Griffin

Clinical and public-health updates on vaccines and outbreaks, including anti-vaccine claims, measles resurgence and costs, dengue/typhus/Legionella/Ebola updates, flu vaccine immunogenicity, COVID…

26 Sep 2026 · 1h · 29 chapters

TWiV 1359: SSPE, the Long Shadow of Measles

SSPE (subacute sclerosing panencephalitis), a fatal late complication of measles.

20 Sep 2026 · 1h 10m · 23 chapters

TWiV 1358: Clinical Update with Dr. Daniel Griffin

Clinical update and virology news roundup covering a measles outbreak in Pennsylvania, vaccine policy and uptake issues (including immigration enforcement effects and vaccine recommendation…

19 Sep 2026 · 54m · 30 chapters

TWiV 1357: Furin, Naturally with Paul Bieniasz

How coronavirus NSP15 (a viral nuclease) drives genetic innovation—especially insertion/deletion events—and what that implies for the natural emergence of SARS-CoV-2’s furin cleavage site.

13 Sep 2026 · 1h 44m · 43 chapters

TWiV 1356: Clinical update with Dr. Daniel Griffin

This TWIV episode (1356, Sept 10 2026) is a clinical virology update by Dr. Daniel Griffin, framed around rising infectious disease risk (“rising sea of disease”). Topics and key claims: U.S.

12 Sep 2026 · 47m · 20 chapters

TWiV 1355: Four billion years of AI training data

Two-part episode. (1) Observational evidence that the recombinant shingles vaccine Shingrix is associated with fewer cardiovascular events than the older live vaccine Zostavax.

6 Sep 2026 · 1h 38m · 33 chapters

TWiV 1354: Clinical update with Dr. Daniel Griffin

Clinical and public-health update on viruses, emphasizing vaccine misinformation, measles outbreaks, and new evidence that vaccination may reduce non-infectious outcomes (e.g., cardiovascular…

5 Sep 2026 · 1h 5m · 28 chapters

TWiV 1353: Phage bet-hedging and EBV antibodies

Phage bet-hedging via DNA “contingency loci” that switch protein function by replication slippage, enabling phages to evade bacterial restriction-modification defenses; plus development of…

30 Aug 2026 · 1h 52m · 40 chapters

TWiV 1352: Clinical update with Dr. Daniel Griffin

Clinical update on vaccines and infectious disease trends, spanning HHS vaccine recommendation policy, HPV cancer prevention, mpox and polio vaccine immunology, measles and pediatric flu deaths,…

29 Aug 2026 · 49m · 24 chapters

TWiV 1351: Ebola Virus Brains and Contagious Catfish Cancers

Discussion of (1) NIH grant-review reform proposal (replacing numerical scores/pay lines with categorical “good/fair/poor” bins) and concerns about politicization; (2) delays and shortcomings in the…

23 Aug 2026 · 1h 41m · 37 chapters