Episodes

  • TWiV 1259: Capricious flu and a tickborne clue

    TWiV 1259: Capricious flu and a tickborne clue
    Oct 5 2025

    TWiV reviews experiments to understand infection, pathogenesis, and transmission of avian H5N1 influenza virus in goats, and identification of a cellular receptor for tick-borne encephalitis virus.

    Hosts: Vincent Racaniello, Alan Dove, and Brianne Barker

    Subscribe (free): Apple Podcasts, RSS, email

    Become a patron of TWiV!

    Links for this episode
    • Support science education at MicrobeTV
    • Public trust in science (Nature)
    • Culling of H5N1 ostriches in Canada (Science)
    • H5N1 in goats (Cell Rep)
    • Receptor for tick-borne encephalitis virus (Nature)
    • Letters read on TWiV 1259
    • Timestamps by Jolene Ramsey. Thanks!
    Weekly Picks

    Brianne – Astronomers find clues suggesting Planet Y
    Alan – A tower of worms wriggles like a single organism
    Vincent – The EPA Is Ending Greenhouse Gas Data Collection. Who Will Step Up to Fill the Gap?

    Listener Picks

    Jay – Who Killed the Electric Car
    Douglas – Measles and Polio Down in the Schoolyard – Marsh Family parody

    Intro music is by Ronald Jenkees

    Send your virology questions and comments to twiv@microbe.tv

    Content in this podcast should not be construed as medical advice.
    Show More Show Less
    1 hr and 44 mins
  • TWiV 1258: Clinical update with Dr. Daniel Griffin

    TWiV 1258: Clinical update with Dr. Daniel Griffin
    Oct 4 2025
    In his weekly clinical update, Dr. Griffin with Vincent Racaniello chat about the ongoing Ebola outbreak in DRC, increases in screwworm diagnoses, a pertussis death in Mississippi before Dr. Griffin deep dives into recent statistics on the measles epidemic, RSV, influenza and SARS-CoV-2 infections, the Wasterwater Scan dashboard, Johns Hopkins measles tracker, monoclonal antibody therapy against RSV, where to find PEMGARDA, long COVID treatment center, where to go for answers to your long COVID questions, olfactory dysfunction following SARS-CoV-2 infection and contacting your federal government representative to stop the assault on science and biomedical research. Subscribe (free): Apple Podcasts, RSS, email Become a patron of TWiV! Links for this episode Ebola Disease (WHO: African Region)Mexico sees 32% jump in flesh-eating screwworm cases since August as cases move north (Reuters)Pediatric Pertussis Death Reported (Mississippi State Department of Health) Wastewater for measles (WasterWater Scan)Measles cases and outbreaks (CDC Rubeola)Tracking Measles Cases in the U.S. (Johns Hopkins)Measles vaccine recommendations from NYP (jpg)Weekly measles and rubella monitoring (Government of Canada)Measles (WHO)Get the FACTS about measles (NY State Department of Health) Measles (CDC Measles (Rubeola))Measles vaccine (CDC Measles (Rubeola)) Presumptive evidence of measles immunity (CDC) Contraindications and precautions to measles vaccination (CDC) Measles (CDC Measles (Rubeola))Measles (CDC: Measles Rubeola)Adverse events associated with childhood vaccines: evidence bearing on causality (NLM)Measles Vaccination: Know the Facts(ISDA: Infectious Diseases Society of America)Deaths following vaccination: what does the evidence show (Vaccine)Influenza: Waste water scan for 11 pathogens (WastewaterSCan)US respiratory virus activity (CDC Respiratory Illnesses)Respiratory virus activity levels (CDC Respiratory Illnesses)Weekly surveillance report: cliff notes (CDC FluView)Influenza-Associated Pediatric Deaths — United States, 2024–25 Influenza Season (CDC: MMWR)ACIP Recommendations Summary (CDC: Influenza)Influenza Vaccine Composition for the 2025-2026 U.S. Influenza Season(FDA)RSV: Waste water scan for 11 pathogens (WastewaterSCan)US respiratory virus activity (CDC Respiratory Illnesses)RSV-Network (CDC Respiratory Syncytial virus Infection)Nirsevimab Administration and RSV Hospitalization in the 2024-2025 Season (JAMA: Open Network)Vaccines for Adults (CDC: Respiratory Syncytial Virus Infection (RSV)) Economic Analysis of Protein Subunit and mRNA RSV Vaccination in Adults aged 50-59 Years (CDC: ACIP)Evidence to Recommendations Framework (EtR): RSV Vaccination in Adults Aged 50–59 years (CDC: National Center for Immunization and Respiratory Diseases) Efficacy and safety of respiratory syncytial virus vaccines (Cochrane Library)Waste water scan for 11 pathogens (WastewaterSCan)COVID-19 deaths (CDC)Respiratory Illnesses Data Channel (CDC: Respiratory Illnesses)COVID-19 national and regional trends (CDC)COVID-19 variant tracker (CDC)SARS-CoV-2 genomes galore (Nextstrain)Antigenic and Virological Characteristics of SARS-CoV-2 Variant BA.3.2, XFG, and NB.1.8.1 (bioRxiV)Where to get pemgarda (Pemgarda) EUA for the pre-exposure prophylaxis of COVID-19 (INVIYD)Infusion center (Prime Fusions) CDC Quarantine guidelines (CDC)NIH COVID-19 treatment guidelines (NIH)Drug interaction checker (University of Liverpool) Infectious Disease Society guidelines for treatment and management (ID Society)Molnupiravir safety and efficacy (JMV)Convalescent plasma recommendation for immunocompromised (ID Society)What to do when sick with a respiratory virus (CDC)Managing healthcare staffing shortages (CDC) Anticoagulation guidelines (hematology.org)Daniel Griffin’s evidence based medical practices for long COVID (OFID)Long COVID hotline (Columbia : Columbia University Irving Medical Center)The answers: Long COVID Olfactory Dysfunction After SARS-CoV-2 Infection in the RECOVER Adult Cohort (JAMA: Open Network)Reaching out to US house representativeLetters read on TWiV 1258Dr. Griffin’s COVID treatment summary (pdf)Timestamps by Jolene Ramsey. Thanks! Intro music is by Ronald Jenkees Send your questions for Dr. Griffin to daniel@microbe.tv Content in this podcast should not be construed as medical advice.
    Show More Show Less
    44 mins
  • TWiV Special: Searching plane poop for viruses

    TWiV Special: Searching plane poop for viruses
    Oct 1 2025

    From ESCV 2025, Vincent speaks with Elke Wollants about a project to identify SARS-CoV-2 and other viruses in toilet waste from airplanes.

    Host: Vincent Racaniello

    Guest: Elke Wollants

    Subscribe (free): Apple Podcasts, RSS, email

    Become a patron of TWiV!

    Links for this episode
    • Support science education at MicrobeTV
    • Laboratory for Clinical and Epidemiological Virology (KU Leuven)
    • Virologists in Greece (TWiV 1255 from ESCV)
    • Airplane wastewater surveillance for pathogens (SSRN)
    • Timestamps by Jolene Ramsey. Thanks!

    Intro music is by Ronald Jenkees

    Send your virology questions and comments to twiv@microbe.tv

    Content in this podcast should not be construed as medical advice.
    Show More Show Less
    29 mins
  • TWiV 1257: Better cocktails and CRISPR chicken

    TWiV 1257: Better cocktails and CRISPR chicken
    Sep 28 2025

    TWiV explains experiments to create genetically modified chickens that are resistant to avian influenza infection, and discovery of combination antiviral therapy for HTLV-1 infection.

    Hosts: Vincent Racaniello, Alan Dove, and Rich Condit

    Subscribe (free): Apple Podcasts, RSS, email

    Become a patron of TWiV!

    Links for this episode
    • Support science education at MicrobeTV
    • Creating avian influenza virus resistant chickens (Nat Comm)
    • Antiretroviral therapy and apoptosis inhibition for HTLV-1 (Cell)
    • HTLV-1 infection (Cleveland Clinic)
    • Letters read on TWiV 1257
    • Timestamps by Jolene Ramsey. Thanks!
    Weekly Picks

    Rich – Chagas Disease, an Endemic Disease in the United States
    Alan – Archive of molecular biology artifacts ends its long, strange trip at a museum
    Vincent – The World’s Oceans Are Hurtling Toward Breaking Point

    Intro music is by Ronald Jenkees

    Send your virology questions and comments to twiv@microbe.tv

    Content in this podcast should not be construed as medical advice.
    Show More Show Less
    1 hr and 50 mins
  • TWiV 1256: Clinical update with Dr. Daniel Griffin

    TWiV 1256: Clinical update with Dr. Daniel Griffin
    Sep 27 2025
    43 mins
  • TWiV 1255: Virologists in Greece

    TWiV 1255: Virologists in Greece
    Sep 21 2025

    Vincent travels to Thessaloniki, Greece to attend the 27th meeting of the European Society for Clinical Virology, where he speaks with Pamela Vallely, ESCV President, and Piotr Kramarz, Chief Scientist, European CDC, about the activities of ESCV and ECDC.

    Host: Vincent Racaniello

    Guests: Piotr Kramarz and Pamela Vallely

    Subscribe (free): Apple Podcasts, RSS, email

    Become a patron of TWiV!

    Intro music is by Ronald Jenkees

    Send your virology questions and comments to twiv@microbe.tv

    Content in this podcast should not be construed as medical advice.
    Show More Show Less
    33 mins
  • TWiV 1254: Clinical update with Dr. Daniel Griffin

    TWiV 1254: Clinical update with Dr. Daniel Griffin
    Sep 20 2025
    In his weekly clinical update, Dr. Griffin with Vincent Racaniello lament the anti-vaccine, anti-science composition of the ACIP, US cases of Chagas disease, the Ebola vaccination campaign in the DRC, the death of an infant in LA due to measles complications (SSPE), before Dr. Griffin deep dives into recent statistics on the measles epidemic, RSV, influenza and SARS-CoV-2 infections, the Wasterwater Scan dashboard, Johns Hopkins measles tracker, use of monoclonal antibodies against influenza, the lack of adverse effects of the COVID-19 mRNA in both non-pregnant and pregnant women, where to find PEMGARDA, long COVID treatment center, where to go for answers to your long COVID questions, immune cell infiltration into the central nervous system during long COVID and contacting your federal government representative to stop the assault on science and biomedical research. Subscribe (free): Apple Podcasts, RSS, email Become a patron of TWiV! Links for this episode Northeast US states form health alliance in response to federal vaccine limits (Reuters)MEETING OF THE ADVISORY COMMITTEE ON IMMUNIZATION PRACTICES (ACIP) (CDC: ACIP)Viewpoint: Four tips for understanding this week’s ACIP meeting (CIDRAP)From Data to Decisions: The Evidence Base for 2025 Fall/Winter Immunizations (CIDRAP)Viewpoint: Four tips for understanding this week’s ACIP meeting (CIDRAP)Vaccine Integrity Project (CIDRAP)Chagas Disease, an Endemic Disease in the United States (CDC: Emerging Infectious Diseases)Ebola vaccination begins in the Democratic Republic of the Congo (WHO: Democratic Republic of Congo)Ebola Disease (WHO: African Region) Wastewater for measles (WasterWater Scan)Measles cases and outbreaks (CDC Rubeola) L.A. child dies from complication of measles infection contracted in infancy (LA Times)Tracking County-Level Measles Cases in the US (JAMA)Tracking Measles Cases in the U.S. (Johns Hopkins)Measles vaccine recommendations from NYP (jpg)Weekly measles and rubella monitoring (Government of Canada)Measles (WHO)Get the FACTS about measles (NY State Department of Health) Measles (CDC Measles (Rubeola))Measles vaccine (CDC Measles (Rubeola)) Presumptive evidence of measles immunity (CDC) Contraindications and precautions to measles vaccination (CDC) Measles (CDC Measles (Rubeola))Adverse events associated with childhood vaccines: evidence bearing on causality (NLM)Measles Vaccination: Know the Facts (ISDA: Infectious Diseases Society of America)Deaths following vaccination: what does the evidence show (Vaccine)Influenza: Waste water scan for 11 pathogens (WastewaterSCan)US respiratory virus activity (CDC Respiratory Illnesses)Respiratory virus activity levels (CDC Respiratory Illnesses)Weekly surveillance report: clift notes (CDC FluView)Influenza Vaccine Composition for the 2025-2026 U.S. Influenza Season (FDA)Efficacy of Baloxavir Treatment in Preventing Transmission of Influenza (NEJM)RSV: Waste water scan for 11 pathogens (WastewaterSCan)US respiratory virus activity (CDC Respiratory Illnesses)RSV-Network (CDC Respiratory Syncytial virus Infection)Vaccines for Adults (CDC: Respiratory Syncytial Virus Infection (RSV)) Economic Analysis of Protein Subunit and mRNA RSV Vaccination in Adults aged 50-59 Years (CDC: ACIP)Evidence to Recommendations Framework (EtR): RSV Vaccination in Adults Aged 50–59 years (CDC: National Center for Immunization and Respiratory Diseases)Waste water scan for 11 pathogens (WastewaterSCan)COVID-19 deaths (CDC)Respiratory Illnesses Data Channel (CDC: Respiratory Illnesses)COVID-19 national and regional trends (CDC)COVID-19 variant tracker (CDC)SARS-CoV-2 genomes galore (Nextstrain)Antigenic and Virological Characteristics of SARS-CoV-2 Variant BA.3.2, XFG, and NB.1.8.1 (bioRxiV)Moderna Announces Updated COVID-19 Vaccine Against LP.8.1 Variant Generates Strong Immune Response in Humans (Access Newswire)Adverse events associated with COVID-19 vaccination or diagnosis among pregnant and non-pregnant women in the United States, 2021-2022 (International Journal of Infectious Diseases)Where to get pemgarda (Pemgarda) EUA for the pre-exposure prophylaxis of COVID-19 (INVIYD)Infusion center (Prime Fusions) CDC Quarantine guidelines (CDC)NIH COVID-19 treatment guidelines (NIH)Drug interaction checker (University of Liverpool) Infectious Disease Society guidelines for treatment and management (ID Society)PAXLOVID-nirmatrelvir and ritonavir : highlights of prescribing information (Pfizer)Help your eligible patients access PAXLOVID with the PAXCESS Patient Support Program (Pfizer)PAXCESSTM offers access and affordability options to patients prescribed PAXLOVIDTM (nirmatrelvir tablets; ritonavir tablets) (PAXCESS)Molnupiravir safety and efficacy (JMV)Convalescent plasma recommendation for immunocompromised (ID Society)What to do when sick with a respiratory virus (CDC)Managing healthcare staffing shortages...
    Show More Show Less
    52 mins
  • TWiV 1253: Harvard virology is not retreating

    TWiV 1253: Harvard virology is not retreating
    Sep 14 2025

    Vincent travels to Waterville Valley, NH to attend the Harvard virology retreat, where he speaks with Aaron Schmidt, Ben Gewurz, and Tatum Sass about their careers and their research on influenza virus, Epstein-Barr virus, and CAR-T cells.

    Hosts: Vincent Racaniello

    Guests: Aaron Schmidt, Ben Gewurz, and Tatum Sass

    Subscribe (free): Apple Podcasts, RSS, email

    Become a patron of TWiV!

    Links for this episode
    • Support science education at MicrobeTV
    • Harvard Program in Virology
    • Conserved sites on H1 and H3 HA (Sci Adv)
    • Antigenic drift expands viral escape (Immunity)
    • EBV LMP1 drives B cell oncometabolism (PLoS Path)
    • Timestamps by Jolene Ramsey. Thanks!

    Intro music is by Ronald Jenkees

    Send your virology questions and comments to twiv@microbe.tv

    Content in this podcast should not be construed as medical advice.
    Show More Show Less
    1 hr and 10 mins