This Week in Virology

By Vincent Racaniello

Natural Sciences

What's This Week in Virology about?

TWiV is a weekly netcast about viruses - the kind that make you sick. Brought to you by four university professors and a science writer.

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TWiV 1047: Long COVID and a...

09.24.2023

TWiV explains a study of postacute sequelae of COVID-19 at 2 years, and respiratory droplet transmission of human-isolated avian H3N8 influenza virus between ferrets. Hosts: Vincent Racaniello, Dickson Despommier, Rich Condit, and Brianne Barker Subscribe (free): Apple Podcasts, Google Podcasts, ...

This Week in Virology episodes:

09.24.2023 TWiV 1047: Long COVID and avian flu in ferrets TWiV explains a study of postacute sequelae of COVID-19 at 2 years, and respiratory droplet transmission of human-isolated avian H3N8 influenza virus between ferrets. Hosts: Vincent Racaniello, Dickson Despommier, Rich Condit, and Brianne Barker Subscribe (free): Apple Podcasts, Google Podcasts, ...
09.23.2023 TWiV 1046: Clinical update with Dr. Daniel Griffin In his weekly clinical update, Dr. Griffin discusses wastewater surveillance data as a complement to emergency department visit data for tracking the incidence of influenza A and RSV, chatbot-delivered online intervention to promote seasonal Influenza vaccination during the COVID-19 pandemic, ...
09.17.2023 TWiV 1045: Less Lassa, CRISPR RNA viruses TWiV reviews a Lassa virus mRNA vaccine that confers protection against disease without inducing neutralizing antibodies, and a CRISPR-based method for engineering the genome of RNA viruses. Hosts: Vincent Racaniello, Alan Dove, Rich Condit, Brianne Barker, and Angela Mingarelli Subscribe ...
09.16.2023 TWiV 1044: Clinical update with Dr. Daniel Griffin In his weekly clinical update, Dr. Griffin discusses the immunogenicity and reactogenicity of coadministration of COVID-19 and Influenza vaccines, interim effectiveness estimates of 2023 southern hemisphere influenza vaccines in preventing Influenza-associated hospitalizations, genome-wide association study of susceptibility to RSV hospitalization ...
09.10.2023 TWiV 1043: Marion Koopmans on COVID-19, Mpox, H5N1, polio and One Health From the European Society for Clinical Virology meeting in Milan, Vincent speaks with Marion Koopmans about COVID-19, Mpox, H5N1 and polio, and the promise of a One Health approach to prevent outbreaks, epidemics, and pandemics. Host: Vincent Racaniello Guest: Marion ...
09.09.2023 TWiV 1042: Clinical update with Dr. Daniel Griffin In his weekly clinical update, Dr. Griffin discusses China’s health authorities fighting surge in cases of Mpox unknown origin, analysis of seasonal variation of antibiotic prescribing for respiratory tract diagnoses in primary care practices, prevalence and associated outcomes of co-infection ...
09.03.2023 TWiV 1041: Novel oral polio vaccine? with Raul Andino and Kostya Chumakov Vincent speaks with Raul and Kostya about the development of novel oral polio vaccine from the Sabin type 2 strain, its deployment in over 600 million children, and whether it can lead to eradication of poliomyelitis. Host: Vincent Racaniello Guests: ...
09.02.2023 TWiV 1040: Clinical update with Dr. Daniel Griffin In his weekly clinical update, Dr. Griffin discusses the public health significance of finding autochthonous melioidosis cases in the continental United States, human neural larva migrans caused by Ophidascaris robertsi ascarid, Project nextgen awards over $1.4 billion to develop the ...
08.27.2023 TWiV 1039: Landmines for phages, a mouthful of redondoviruses TWiV describes how a viral capsid protein activates a bacterial innate immune system that interferes with protein synthesis, and human-associated redondoviruses that infect the commensal protozoan Entamoeba gingivalis. Hosts: Vincent Racaniello, Dickson Despommier, Rich Condit, Kathy Spindler, and Jolene Ramsey ...
08.26.2023 TWiV 1038: Clinical update with Dr. Daniel Griffin In his weekly clinical update, Dr. Griffin discusses modeling poliovirus transmission and responses in New York State, FDA approves first vaccine for pregnant individuals to prevent RSV in infants, prevention and control of seasonal influenza with vaccines: recommendations of the ...
08.20.2023 TWiV 1037: Antibodies, the good (CoV), the bad (Ad), the beautiful TWiV reviews evidence that symptomatic adenovirus infection leads to thrombocytopenia, thrombosis, and production of anti-platelet factor 4 antibodies similar to the rare disorder seen after immunization with adenoviral vectored COVID-19 vaccines, and a monoclonal antibody isolated from a SARS survivor, ...
08.19.2023 TWiV 1036: Clinical update with Dr. Daniel Griffin In his weekly clinical update, Dr. Griffin discusses Florida local transmission of dengue cases reported in Broward and Miami-Dade counties, infants admitted to US intensive care units for RSV infection during the 2022 seasonal peak, long-term risk of death and ...
08.13.2023 TWiV 1035: Poxvirus wars, warp speed COVID-19 vaccine rollout TWiV dissects a study of COVID-19 vaccination which shows that the timing of initial rollout affects disease outcomes more substantially than final coverage or degree of socioeconomic disparity, and discovery of a novel cellular defense comprising a nuclease that is ...
08.12.2023 TWiV 1034: Clinical update with Dr. Daniel Griffin In his weekly clinical update, Dr. Griffin discusses the immunogenicity, safety, and preliminary efficacy evaluation of OVX836, a nucleoprotein-based universal influenza A vaccine candidate, association between nose picking and SARS-CoV-2 incidence, a cohort study in hospital health care workers; effect ...
08.11.2023 TWiV Special: Toppling the anti-vaxxer pyramid with "flu-shot cheerleader" Desiree Townsend Vincent speaks with Desirée Townsend about how she felt used and indoctrinated by the anti-vaxx movement, the science surrounding her autoimmune disorder, and why she is no longer the “flu shot cheerleader,” but a cheerleader for flu shots. Subscribe (free): ...
08.06.2023 TWiV 1033: Freediving with nanobodies and interferon TWiV notes the passing of Harald zur Hausen, dengue breaking records in the Americas, inhibition of SARS-CoV-2 infection and inflammation by modulation of type I IFN, and an armed nanobody that protects mice against influenza A and B disease. Hosts: ...
08.05.2023 TWiV 1032: Clinical update with Dr. Daniel Griffin In his weekly clinical update, Dr. Griffin discusses predicting COVID-19 incidence using wastewater surveillance data, use of wastewater metrics to track COVID-19 in the US, wastewater-based epidemiology predicts COVID-19-induced weekly new hospital admissions in over 150 USA counties, association between ...
07.30.2023 TWiV 1031: Death on the West Nile TWiV notes the passing of virologist Michael BA Oldstone, a study to assess the performance of rapid antigen tests to detect symptomatic and asymptomatic SARS-CoV-2 infection, and the presence of antibodies to type I interferons in ~40% of patients with ...
07.29.2023 TWiV 1030: Clinical update with Dr. Daniel Griffin In his weekly clinical update, Dr. Griffin discusses the use of RSV vaccines in older adults: recommendations of the advisory committee on immunization practices, case report of leprosy in Central Florida, blood group A enhances SARS-CoV-2 infection, predicting COVID-19 incidence ...
07.27.2023 TWiV 1029: David Tuller on Long COVID and ME/CFS David Tuller returns to TWiV to provide an update on ME/CFS, the PACE trial, developments related to the NICE guidelines, and how similar practices and ideologies are being applied to long COVID. Host: Vincent Racaniello Guest: David Tuller Subscribe (free): ...
07.23.2023 TWiV 1028: Asymptomatic SARS-CoV-2 infection and T cells TWiV reviews approvals of the first gene therapy for severe hemophilia A in adults and a monoclonal antibody to prevent RSV respiratory disease in babies and toddlers, and a common allele of HLA that mediates asymptomatic SARS-CoV-2 infection through pre-existing ...
07.22.2023 TWiV 1027: Clinical update with Dr. Daniel Griffin In his weekly clinical update, Dr. Griffin discusses the transmission of SARS-CoV-2 in free-ranging white-tailed deer in the United States, Omicron subvariant BA.5 efficiently infects lung cells, COVID-19 scent dog research highlights and synthesis during the pandemic of December 2019, ...
07.16.2023 TWiV 1026: Debunking RFK Jr.’s vaccine funk with Dan Wilson Dan Wilson returns to TWiV to debunk vaccine misinformation by RFK Jr. during his recent appearance on the Joe Rogan Experience. Hosts: Vincent Racaniello, Dickson Despommier, Rich Condit, Kathy Spindler, and Brianne Barker Guest: Dan Wilson Subscribe (free): Apple Podcasts, ...
07.15.2023 TWiV 1025: Clinical update with Dr. Daniel Griffin In his weekly clinical update, Dr. Griffin discusses the new risk assessment for the H5N1 avian flu viruses, the development of monoclonal antibody-based blocking ELISA for detecting SARS-CoV-2 exposure in animals, repeated antibiotic exposure and risk of hospitalization and death ...
07.14.2023 TWiV 1024: The Chumakoviridae Vincent speaks with Kostya Chumakov about his career: raised by two virology parents in Moscow, trained in virology by Vadim Agol, then moving to the US FDA where he developed a molecular test for measuring production consistency of oral poliovirus ...
07.09.2023 TWiV 1023: Covering science with Katherine Wu Katherine joins TWiV to discuss her career in science writing, from not liking science at all, to a PhD in microbiology and immunology, and writing for Nova, the NY Times, and The Atlantic, and how the COVID-19 pandemic has impacted ...
07.08.2023 TWiV 1022: Clinical update with Dr. Daniel Griffin In his weekly clinical update, Dr. Griffin discusses autochthonous leprosy in the United States, a systematic review to identify novel clinical characteristics of Mpox virus infection and therapeutic and preventive strategies to combat the virus, two-year duration of immunity of ...
07.02.2023 TWiV 1021: Nextstrain with Trevor Bedford From ASV 2023 in Athens, Georgia, Vincent, Kathy and Brianne speak with Trevord Bedford about his career, the development of Nextstrain.org for real-time tracking of pathogen evolution, and evolution of SARS-CoV-2 from January 2020 through Omicron. Host: Vincent Racaniello, Kathy ...
07.01.2023 TWiV 1020: Clinical update with Dr. Daniel Griffin In his weekly clinical update, Dr. Griffin discusses guidance on measles during the summer travel season, the Infectious Diseases Society of America guidelines on the diagnosis of COVID-19: antigen testing, SARS-CoV-2 variants and age-dependent infection rates among household and nonhousehold ...
06.25.2023 TWiV 1019: Eddie Holmes on SARS-CoV-2 origins From ASM Microbe in Houston, Texas, Vincent speaks with Eddie Holmes about the evidence that SARS-CoV-2 spilled over into humans in the Huanan Market in Wuhan, absence of evidence for other origins, and his work on the virosphere. Host: Vincent ...
06.24.2023 TWiV 1018: Clinical update with Dr. Daniel Griffin In his weekly clinical update, Dr. Griffin discusses the CDC vaccine advisory group recommending the newly approved RSV vaccines, association of culturable-virus detection and household transmission of SARS-CoV-2, prevention of COVID-19 following a single intramuscular administration of Adintrevimab, real-world effectiveness ...
06.18.2023 TWiV 1017: From Nature, not a lab Vincent travels to the University of Pennsylvania to meet up with Susan, Rick, Gigi and David to discuss the origin of SARS-CoV-2, how the FBI might have reached its conclusion on the matter, and public and political perception of scientific ...
06.17.2023 TWiV 1016: Clinical update with Dr. Daniel Griffin In his weekly clinical update, Dr. Griffin discusses surveillance to track progress toward poliomyelitis eradication, genetic stabilization of attenuated oral vaccines against poliovirus types 1 and 3, evaluation of Oseltamivir used to prevent hospitalization in outpatients with Influenza, viral emissions ...
06.11.2023 TWiV 1015: Soldiers & Scientists at USAMRIID Vincent and Rich travel to Ft. Detrick to visit USAMRIID and speak with Todd, Crystal, John and Jay about their careers, their research, and the mission of the US Army Medical Institute of Infectious Diseases. Host: Vincent Racaniello and Rich ...
06.10.2023 TWiV 1014: Clinical update with Dr. Daniel Griffin In his weekly clinical update, Dr. Griffin discusses estimates of SARS-CoV-2 seroprevalence and incidence of primary SARS-CoV-2 infections among blood donors, by COVID-19 vaccination status, smart thermometer–based participatory surveillance to discern the role of children in household viral transmission during ...
06.04.2023 TWiV 1013: Bird flu around the world TWiV reviews remarkable changes in the epidemiology of avian H5N1 influenza virus leading to previously uninfected areas, involvement of previously unaffected wild birds, and devastating outbreaks in farmed poultry, and isolation of a monoclonal antibody against the influenza virus neuraminidase ...
06.03.2023 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 ...
05.28.2023 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: ...
05.27.2023 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 ...
05.21.2023 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. ...
05.20.2023 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 ...
05.14.2023 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 ...
05.13.2023 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 ...
05.07.2023 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 ...
05.06.2023 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 ...
04.30.2023 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 ...
04.29.2023 TWiV 1002: Clinical update with Dr. Daniel Griffin In his weekly clinical update, Dr. Griffin discusses completeness and spin of medRxiv preprints and associated published abstracts of COVID-19 randomized clinical trials, lessons learned from a COVID-19 dog screening pilot in California K-12 schools, SARS-CoV-2 reinfection and severity of ...
04.23.2023 TWiV 1001: Clinical update with Dr. Daniel Griffin In his weekly clinical update, Dr. Griffin discusses an update on vaccine-derived poliovirus outbreaks, how the dream of wiping out polio might need a rethink, risk of death in patients hospitalized for COVID-19 vs seasonal Influenza in fall-winter, French Mpox ...
04.23.2023 TWiV 1000: Live from New York, 1k epitopes of virology The entire TWiV team gathers at a theatre in New York City to celebrate a milestone in science podcasting, to reminisce how they joined the show, and to play a game of TWiV Jeopardy. Hosts: Vincent Racaniello, Dickson Despommier, Alan ...
04.09.2023 TWiV 999: Vaccinated to the nines TWiV notes Ashish Jha’s call for doctors to combat a vacuum of medical information while ignoring our contributions, China CDC’s surveillance of SARS-CoV-2 at the Huanan Seafood Market, and an experimental infectious attenuated COVID-19 vaccine that elicits superior mucosal and ...

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