

This Week in Virology
Vincent Racaniello
TWiV is a weekly netcast about viruses - the kind that make you sick. Brought to you by four university professors and a science writer.
Episodes
Mentioned books

Jun 3, 2023 • 38min
TWiV 1012: Clinical update with Dr. Daniel Griffin
In his weekly clinical update, Dr. Griffin discusses the potential for recurrent Mpox outbreaks among gay, bisexual, and other men who have sex with men, association between SARS-CoV-2 variants and frequency of acute symptoms, prospective study of key correlates for household transmission of SARS-CoV-2, Pfizer’s PAXLOVID™ receiving FDA approval for adult patients at high risk of progression to severe COVID-19, efficacy and safety of antimicrobial stewardship prospective audit and feedback in patients hospitalized with COVID-19, development of a definition of postacute sequelae of SARS-CoV-2 infection, COVID-19 and risk for mental disorders among adults in Denmark, risk of new post-COVID mental disorders higher only in older patients. Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Become a patron of TWiV! Links for this episode Potential for recurrent Mpox outbreaks among men who have sex with men (CDC) Association between SARS-CoV-2 variants and frequency of acute symptoms (OFID) Key correlates for household transmission of SARS-CoV-2 (OFID) PAXLOVID receiving FDA approval for patients at high risk of severe COVID-19 (Pfizer) Efficacy and safety of antimicrobial stewardship prospective audit and feedback in patients with COVID-19 (The Lancet) Development of a definition of postacute sequelae of SARS-CoV-2 (JAMA) COVID-19 and risk for mental disorders among adults in Denmark (JAMA) Risk of new post-COVID mental disorders higher only in older patients (CIDRAP) Contribute to our FIMRC fundraiser at PWB Letters read on TWiV 1012 Dr. Griffin’s COVID treatment summary (pdf) Timestamps by Jolene. Thanks! Intro music is by Ronald Jenkees Send your questions for Dr. Griffin to daniel@microbe.tv

May 28, 2023 • 1h 6min
TWiV 1011: Aquatic viruses
Vincent travels to Québec City, Canada and the 11th Aquatic Virus Workshop, where he speaks with Fred Aylward and Jed Furman about the research of their laboratories on the ecology and evolution of aquatic viruses and their microbial communities. Host: Vincent Racaniello Guests: Frank Aylward and Jed Fuhrman Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Become a patron of TWiV! Links for this episode MicrobeTV Discord Server 11th Aquatic Virus Workshop Endogenization of giant virus genomes in green algae (Nature) Red Queen dynamics in marine viruses (Nature) Biogeography of marine giant viruses (ISME Commun) Marine prokaryotic community structure (Nat Commun) Timestamps by Jolene. Thanks! Intro music is by Ronald Jenkees Send your virology questions and comments to twiv@microbe.tv

May 27, 2023 • 36min
TWiV 1010: Clinical update with Dr. Daniel Griffin
In his weekly clinical update, Dr. Griffin discusses the CDC HIV surveillance report, FDA voted in favor of approving the Abrysvo vaccine, canine olfactory detection of SARS-CoV-2-infected humans, safety of the BNT162b2 COVID-19 vaccine in children aged 5 to 17 years, and statement on the antigen composition of COVID-19 vaccines. Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Become a patron of TWiV! Links for this episode HIV surveillance report (CDC) FDA voted in favor of approving Abrysvo vaccine (Pfizer) Canine olfactory detection of SARS-CoV-2-infected humans (Annals of Epidemiology) Safety of the BNT162b2 COVID-19 vaccine in children (JAMA) Statement on the antigen composition of COVID-19 vaccines (WHO) Contribute to our FIMRC fundraiser at PWB Letters read on TWiV 1010 Timestamps by Jolene. Thanks! Intro music is by Ronald Jenkees Send your questions for Dr. Griffin to daniel@microbe.tv

May 21, 2023 • 1h 7min
TWiV 1009: Nidovirus on the water
Vincent travels to Montreux, Switzerland and the 16th International Nidovirus Symposium, where he speaks with Maria von Kerkhove, the face of COVID-19 for the World Health Organization, and Kanta Subbarao, Director of the WHO Collaborating Centre on Influenza in Melbourne. Host: Vincent Racaniello Guests: Kanta Subbarao and Maria von Kerkhove Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Become a patron of TWiV! Links for this episode MicrobeTV Discord Server Nidovirus Symposium, Montreux WHO Collaborating Centre for Influenza, Melbourne Maria von Kerkhove (Wikipedia) Timestamps by Jolene. Thanks! Intro music is by Ronald Jenkees Send your virology questions and comments to twiv@microbe.tv

May 20, 2023 • 32min
TWiV 1008: Clinical update with Dr. Daniel Griffin
In his weekly clinical update, Dr. Griffin discusses variant specific clinical performance of a SARS-CoV-2 rapid antigen test with focus on omicron VOC, ventilation in buildings, COVID-19 mortality among selective serotonin reuptake inhibitor users, risk of post-acute sequelae of SARS-CoV-2 infection associated with pre-coronavirus disease obstructive sleep apnea diagnoses, trajectories of the evolution of post COVID-19 condition, and efficacy of cognitive behavioral therapy targeting severe fatigue following COVID-19. Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Become a patron of TWiV! Links for this episode Virus variant clinical performance of a SARS-CoV-2 rapid antigen test (CID) Ventilation in buildings (CDC) COVID-19 mortality among SSRI users (CMI) Risk of post-acute sequelae of SARS-CoV-2 infection associated with sleep apnea (SLEEP) Trajectories of the evolution of post COVID-19 condition (IJID) Efficacy of cognitive behavioral therapy targeting fatigue following COVID-19 (CAD) Contribute to our FIMRC fundraiser at PWB Letters read on TWiV 1008 Timestamps by Jolene. Thanks! Intro music is by Ronald Jenkees Send your questions for Dr. Griffin to daniel@microbe.tv

May 14, 2023 • 1h 41min
TWiV 1007: Fragile DNA, viruses, cancer
TWiV explains genetic changes in nOPV2 strains that paralyzed children, outbreak of raccoon distemper in Toronto, EcoHealth Alliance gets its NIH grant back, and breakage at chromosomal fragile sites caused by the EBNA1 protein of Epstein-Barr virus as a mechanism for carcinogenesis. Hosts: Vincent Racaniello, Rich Condit, Kathy Spindler, and Angela Mingarelli Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Become a patron of TWiV! Links for this episode Register for ASV 2023 Research assistant position at FDA (pdf) MicrobeTV Discord Server nOPV2 after two years (Polioeradication) Raccoon distemper in Toronto (CityNews Everywhere) NIH reinstates EcoHealth grant (Nature) Chromosomal breakage by EBNA1 (Nature) Agent of chromosomal instability (Nature) Timestamps by Jolene. Thanks! Weekly Picks Angela – Night Science Kathy – Kermit, Jim Henson, Rainbow Connection Rich – Alexander Skarsgård Explains the Answer to Everything Vincent – Beyond the Noise with Dr. Paul Offit Intro music is by Ronald Jenkees Send your virology questions and comments to twiv@microbe.tv

May 13, 2023 • 43min
TWiV 1006: Clinical update with Dr. Daniel Griffin
In his weekly clinical update, Dr. Griffin discusses immunogenicity and tolerability of a bivalent virus-like particle norovirus vaccine candidate in children from 6 months up to 4 years of age, influenza hemagglutinin stem nanoparticle vaccine induces cross-group 1 neutralizing antibodies in healthy adults, COVID-19 surveillance after expiration of the public health emergency declaration, provisional mortality data, targeted vaccine messaging to promote COVID-19 vaccines for children and youth, vaccines and related biological products advisory committee meeting June 15, 2023 announcement, how to overhaul the CDC, impact of SARS-CoV-2 variants on inpatient clinical outcome, prevalence of post-coronavirus disease condition 12 weeks after Omicron infection compared with negative controls and association with vaccination status, gut bacteria cocktail helps long COVID, and gut microbiota‐derived symbiotic formula (SIM01) as a novel adjuvant therapy for COVID‐19. Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Become a patron of TWiV! Links for this episode Immunogenicity and tolerability of a bivalent norovirus vaccine in children (HVI) Influenza hemagglutinin stem nanoparticle vaccine induces neutralizing antibodies in healthy adults (STM) COVID-19 surveillance after expiration of the public health emergency declaration (CDC) Provisional mortality data (CDC) Targeted messaging to promote COVID-19 vaccines for children and youth (Pediatrics) Vaccines and biological products advisory committee meeting announcement (FDA) How to overhaul the C.D.C (NYTIMES) Impact of SARS-CoV-2 variants on inpatient clinical outcome (CID) Prevalence of post-COVID19 condition 12 weeks after Omicron infection and vaccination status (CID) Gut bacteria cocktail helps long COVID (MedPage) Gut microbiota‐derived synbiotic formula as a therapy for COVID‐19 (NIH) Contribute to our FIMRC fundraiser at PWB Letters read on TWiV 1006 Timestamps by Jolene. Thanks! Intro music is by Ronald Jenkees Send your questions for Dr. Griffin to daniel@microbe.tv

May 7, 2023 • 1h 38min
TWiV 1005: COVID T vax and a virus from the blue
TWiV reveals plankton-infecting relatives of herpesviruses in the sunlit oceans, and a vaccine encoding non-spike T cell antigens that protects animals from severe SARS-CoV-2 infection. Hosts: Vincent Racaniello, Alan Dove, Kathy Spindler, and Brianne Barker Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Become a patron of TWiV! Links for this episode Register for ASV 2023 Research assistant position at FDA (pdf) MicrobeTV Discord Server Mirusviruses link herpesvirus to giant viruses (Nature) Tara Oceans expeditions T cell vaccine protects against severe COVID (Cell) Letters read on TWiV 1005 Timestamps by Jolene. Thanks! Weekly Picks Brianne – Immune #67: Can T cells Live Forever? Kathy – Hazel Scott, Trinidad Jazz star Alan – The Last Navigator, Steve Thomas Vincent – Nasal Spray Covid Vaccines: Hope or Hype? Intro music is by Ronald Jenkees Send your virology questions and comments to twiv@microbe.tv

May 6, 2023 • 53min
TWiV 1004: Clinical update with Dr. Daniel Griffin
In his weekly clinical update, Dr. Griffin discusses the U.S. Food and Drug Administration approving Arexvy: the first respiratory syncytial virus (RSV) vaccine approved for use in the United State, association between SARS-CoV-2 and metagenomic content of samples from the Huanan Seafood Market, researchers disagree over how bad it is to be reinfected and whether COVID-19 can cause lasting changes to the immune system, virtual care and emergency department use during the COVID-19 pandemic among patients of family physicians in Canada, vaccination with BCG-Denmark did not result in a lower risk of COVID-19 among health care workers than placebo, NVX-CoV2373 vaccine efficacy against hospitalization, comparative effectiveness of the SARS-COV-2 vaccines during Delta dominance, assessment of gender-specific COVID-19 case fatality risk per malignant neoplasm type, clinical outcomes following treatment for COVID-19 with Nirmatrelvir/Ritonavir and Molnupiravir among patients living in nursing homes, timing of intubation and ICU mortality in COVID-19 patients, real-life experience with Remdesivir for treatment of COVID-19 among older adults, and how long COVID brain fog and muscle pain are associated with longer time to clearance of SARS-CoV-2 RNA from the upper respiratory tract during acute infection. Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Become a patron of TWiV! Links for this episode FDA approves Arexvy, the first RSV vaccine approved in the US (FDA) Association between SARS-CoV-2 and content of samples from the Huanan Seafood Market (bioRxiv) Researchers disagree over how bad it is to be reinfected with COVID-19 and lasting changes to the immune system (Nature) Virtual care and emergency department use during the COVID-19 Pandemic among patients of family physicians (JAMA) Vaccination with BCG-Denmark did not result in a lower risk of COVID-19 among health care workers (NEJM) NVX-CoV2373 vaccine efficacy against hospitalization (Vaccine) Comparative effectiveness of the SARS-COV-2 vaccines during Delta (Cell) Assessment of gender-specific COVID-19 case fatality risk (JAMA) Clinical outcomes following treatment for COVID-19 with Nirmatrelvir/Ritonavir and Molnupiravir (JAMA) Timing of intubation and ICU mortality in COVID-19 patients (BMC) Real-life experience with Remdesivir for treatment of COVID-19 (JAC) Long COVID brain fog and muscle pain are associated with longer time to clearance of SARS-CoV-2 RNA (Frontiers) Contribute to our FIMRC fundraiser at PWB Letters read on TWiV 1004 Timestamps by Jolene. Thanks! Intro music is by Ronald Jenkees Send your questions for Dr. Griffin to daniel@microbe.tv

Apr 30, 2023 • 1h 26min
TWiV 1003: Going clinically viral
Vincent and Kathy travel to Atlanta for APHL ID Lab Con, a conference focused on the latest developments in detection and characterization of infectious diseases of public health concern, and speak with Megan, Ryan, and Kirsten about the workings of public health and clinical laboratories. Hosts: Vincent Racaniello and Kathy Spindler Guests: Megan Crumpler, Ryan Relich, and Kirsten St. George Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Become a patron of TWiV! Links for this episode MicrobeTV Discord Server APHL Lab ID CON Association of Public Health Laboratories Orange County Public Health Laboratory Division of Clinical Microbiology, Indiana University Health Virology Laboratory, NYSDOH Timestamps by Jolene. Thanks! Intro music is by Ronald Jenkees Send your virology questions and comments to twiv@microbe.tv