Daniel Griffin provides a clinical report on COVID-19, superspreading potential of SARS-CoV-2 in Hong Kong, structure of virion glycoprotein of a commmon cold coronavirus reveals changes driven by prolonged circulation in humans, and listener email.

On this mid-week edition, does it matter that SARS-CoV-2 is mutating, seasonal coronavirus immunity is short-lived, another bogus claim that the virus was produced in a laboratory (it came from Nature), and answers to listener questions.

Daniel Griffin provides a clinical report on COVID-19, including vaccines, Alan summarizes a vaccine webinar on the most advanced US trials, a nidovirus from snapping turtles, longevity of memory B cells in recovered patients, and listener email.

Ralph Baric returns to TWiV to provide an update on the COVID-19 resurgence in the US, monoclonal antibodies, antiviral drugs, vaccines, immunity and reinfection, reopening schools, and what will happen this fall.

Daniel Griffin provides a clinical report on COVID-19, then we discuss decline of virus-specific bone marrow B cells within a year after influenza vaccination, the push to release SARS-CoV-2 vaccines before completion of phase 3 trials, and absence of evidence for infectious virus in aerosols.

Daniel Griffin provides a clinical report on COVID-19, then we discuss CDC softening testing guidelines, Moderna vaccine phase I results in older people, Abbott’s $5 rapid antigen test, and reinfection with a distinct SARS-CoV-2 isolate, followed by listener email.

Daniel Griffin provides a clinical report on COVID-19, surgeons Lisa Smith and David Bruce detail how they have helped their Chattanooga community during the pandemic, then we discuss racial and ethnic disparities among COVID-19 cases, no more premarket review of laboratory developed tests by FDA; and emergency use authorization of convalescent plasma is on hold.

Sociomedical scientist Robert Fullilove joins TWiV to discuss disparities in minority health; FDA announces an EUA on Yale’s SalivaDirect, protection of the upper and respiratory tract of mice after intranasal inoculation with an adenovirus-vectored SARS-CoV-2 spike gene, and listener questions.

Daniel Griffin provides a clinical report on COVID-19 and the convalescent plasma trial, then we answer listener questions about the Russian vaccine, choir practice, face masks (wear them!), Mina testing, transmission, and much more.

Epidemiologist Adam Kucharski joins TWiV to discuss SARS-CoV-2, including R0, incubation period, herd immunity, asymptomatic infection, superspreaders, children as drivers of pandemics, and how this one will end.

Daniel Griffin provides a clinical report on COVID-19, then former FDA Chief of Staff to the Commissioner Denise Esposito joins us to explain the challenges in approving vaccines, antiviral drugs, and diagnostic tests during a pandemic, followed by answers to listener questions.

In this mid-week episode of Earth’s Virology Podcast, we analyze SARS-CoV-2 transmission among youths at a summer camp, adaptation to mice by passage, the importance of T cells for recovery from COVID-19, and listener questions.

Vincent visits Ohio State University (March 2020) and speaks with Shan-Lu, David, Amanda, Mark, Matt, Chris, and Qiuhong about their careers and their work on retroviruses, hepatitis C virus, coronaviruses, paramyxoviruses, and environmental viruses.

Daniel Griffin provides a clinical report on COVID-19, followed by a review of the findings that children shed as much SARS-CoV-2 viral RNA from the respiratory tract as older patients, the lineage giving rise to SARS-CoV-2 has been circulating in bats in China for decades, and answers to listener questions.

In this mid-week TWiV, children under 10 do transmit SARS-CoV-2, why hydroxychloroquine does not work for treating COVID-19, scale-up of diagnostic testing, explanation of LAMP testing, and listener questions.

Daniel Griffin provides a clinical report on COVID-19, followed by a review of the State Department document on the Wuhan BSL-4 laboratory, the report on infection of tigers and lions in the Bronx Zoo, and, answers to listener questions.

In this mid-week edition, identifying flawed research before it becomes dangerous, Michigan governor tells America to mask-up, Pfizer mRNA vaccine gets $1.95 billion from Warp Speed, preliminary phase I/II results of the ChAdOx1 SARS-CoV-2 vaccine, answers to listener questions.

From the NIH campus (recorded February 2019) Vincent and Rich meet with Bernie Moss to hear about his training and his remarkable 50-year-plus career working on poxviruses

Daniel Griffin provides a clinical update on COVID-19, then we discuss phase I preliminary results of the SARS-CoV-2 mRNA vaccine, factors associated with death in 17 million patients, and answer listener questions.

Vincent and Erling resume their discussion of virology Nobel Prizes, focusing on awards for research on tumor viruses, bacteriophages, virus structure, reverse transcriptase, hepatitis B virus, HIV-1, human papillomaviruses and much more.

Daniel Griffin provides a clinical update on COVID-19, then Viviana Simon joins to review serological assays developed at Mt. Sinai for SARS-CoV-2 infection, tracking the outbreak in NYC, and listener questions.

In this episode, approval of an Ad5 vectored SARS-CoV-2 vaccine for the military in China, description and clinical trials of a Novavax vaccine joining Operation Warp Speed, prevalence of SARS-CoV-2 in Spain, shedding and transmissibility of the virus, and listener email.

From Georgia State University, Vincent speaks with Chris, Andrew, Priya, and Richard about their careers and their work on Ebolaviruses, rotavirus, and antiviral drug development.

Daniel Griffin provides a clinical update on COVID-19, then we review SARS-CoV-2 shedding in children, how to resume school safely, the need for widespread testing and wearing face masks, and much more, including listener email.

TWiV reviews a new H1N1 swine influenza virus from China with pandemic potential, Ad5 vectored SARS-CoV-2 oral vaccine candidate, Operation Warp Speed vaccine candidates, FDA guidance on vaccine approval, and answer listener email.

From DukeNUS Medical School, Vincent speaks with Ashley, Sheemei, Eng Eong and Dahai about their careers and their research on flaviviruses and sensing of viral RNA.

Daniel Griffin provides a clinical update on COVID-19, then we review SARS-CoV-2 infections in non-humans, vesicular stomatitis in Kansas horses, and answer listener questions

Vincent, Rich, and Brianne discuss a study estimating the fraction of symptoms and severe disease after SARS- CoV-2 infection, cellular immune responses without seroconversion during interfamilial infections, and answer listener email.

From the Environmental Health Institute in Singapore, Vincent speaks with Director Lee Ching Ng about their work to control viral infectious diseases, including the controlled release of mosquitoes containing Wolbachia endosymbionts to inhibit viral transmission.

Daniel Griffin provides a clinical update on COVID-19, including analysis of the dexamethasone trial, and then we discuss two Ebolavirus outbreaks in DRC, clinical and virological aspects of asymptomatic SARS-CoV-2 infections, age-dependent effects on transmission, and answer listener email.

Vincent and Rich discuss the SARS-CoV-2 D614G amino acid change in the spike glyprotein, duration of infectious virus shedding from patients, virus transmission among hamsters infected in the laboratory, and tackle listener email.

Vincent visits the National Centre for Infectious Diseases and speaks with Executive Director Leo Yee-Sin and Consultant Nancy Tee about the main hub for both clinical treatment of infectious diseases and outbreak management in Singapore.

Daniel Griffin provides a clinical update on COVID-19, then Ralph Baric joins TWiV to discuss SARS-CoV-2 transmission, vaccines, diagnostic tests, and a new animal model from his laboratory that does not use transgenic mice.

Vincent and Rich visit Fred Murphy to hear about his wide-ranging career in virology, spanning many institutions, involving dangerous viruses like rabies virus, Ebolavirus (he took that famous iconic image), Marburg virus, Lassa virus, coronaviruses, and later writing a history of the field.

Daniel Griffin provides a clinical update on COVID-19, then Sabra Klein joins us to discuss the effect of sex, gender, and age on viral infectious disease, including COVID-19.

Peter Daszak joins TWiV to explain the work of EcoHealth Alliance in surveillance of bats in China for SARS-related coronaviruses to provide the information needed to prevent future pandemics, and why NIH recently withdrew financial support for their work.

Daniel Griffin provides a clinical update on COVID-19, then we review an Ad5 vectored SARS-CoV-2 vaccine, reports on remdesivir and hydroxychloroquine, a drug repurposing study, why some patients infect many others, reducing viral transmission, and much more, including listener email.

From the Nipah Virus International Conference in Singapore, Vincent speaks with meeting participants about the history of the first Nipah virus outbreak, lessons learned from Hendra virus, surveillance of bats for viruses, and the development of a vaccine.

Daniel Griffin provides a clinical update on COVID-19, then we review TETRIS by Paterson NJ, modeling the effects of intervention in the US on cases and deaths, mixing PCR and serology data, and much more, including listener email.

Vincent, Kathy and Rich discuss COVID-19 research paper overload, Moderna’s mRNA vaccine Phase I results, increase of ACE2 RNA by cigarette smoke, and answer listener questions.

Vincent speaks with Peter Daszak, President of EcoHealth Alliance, a global nonprofit organization dedicated to protecting wildlife and public health from the emergence of disease.

Daniel Griffin provides a clinical update on COVID-19, then we review results showing requirement for the furin site in the SARS-CoV-2 spike for replication, US state vaccine exemptions, concerns with a rapid diagnostic test, and answers to listener questions.

From the Nipah Virus International Conference in Singapore, Vincent speaks with Richard Hatchett, CEO of CEPI, about its mission to stimulate and accelerate the development of vaccines against emerging infectious diseases.

Daniel Griffin provides a weekly clinical update on COVID-19, then Michael Schmidt discusses how dentistry can be safely practiced during a pandemic, followed by answers to listener questions.

The TWiV team summarizes serology-based tests for SARS-CoV-2, lack of effect of ACE inhibitors or ARBs on COVID-19 severity, and answers listener questions.

Jeff Shaman returns to TWiV to explain why more SARS-CoV-2 testing and contact tracing is needed to stop the pandemic, insights on immunity and reinfection from seasonal CoVs, the problems with antibody tests, and what to expect in the coming months.

Daniel Griffin provides his weekly update on the COVID-19 clinical situation, followed by our discussion of tests of an inactivated vaccine, results of serological surveys, an inhibitor of the cell protease needed for virus entry, and answers to listener questions.

Ralph Baric, Mark Heise and Nat Moorman discuss their non-profit initiative READDI, Rapidly Emerging Antiviral Drug Discovery Initiative, to start making drugs now for the next pandemic virus.

Daniel Griffin provides his weekly update on the COVID-19 clinical situation, followed by results of seroprevalence studies, analysis of CpG dinucleotide frequencies in the SARS-CoV-2 genome, and answers to listener questions.

Daniel Griffin joins TWiV to update on the clinical situation, then we discuss a 382 nucleotide deletion in the SARS-CoV-2 genome, a scenario for emergence of the virus from a bat, followed by answers to listener email.

Doris Cully joins TWiV to discuss inhibition of SARS-CoV-2 in cell culture by ivermectin, followed by continuing analysis of the coronavirus pandemic caused by SARS-CoV-2 including COVID-19 in Nadia the tiger, and prediction of respiratory failure by levels of IL-6

TWiV covers trials of hydroxychloroquine and convalescent plasma therapy for COVID-19, and answers listener questions on blood tests for antibodies, cross-protection among coronaviruses, acquiring infection from food or the gas pump, face masks containing copper, and much more.

A TWiV foursome provides an update on the SARS-CoV-2 pandemic, including antibody testing kits, FDA emergency approval of convalescent sera, and answer listener questions about the dangers of mail delivery and take out foods, decontamination of PPE, diagnostic testing, and much more.

Daniel Griffin joins Ori and the TWiV team an update on the SARS-CoV-2 pandemic, including gastrointestinal illness associated with infection, use of hydroxychloroquine and other antivirals, his experiences treating many patients in the New York area, and much more.

Ralph Baric joins TWiV to dissect the coronavirus pandemic caused by SARS-CoV-2, including discussion on community spread, asymptomatic infections, origin of the virus, transmission, vaccine development, and much more.

The TWiV trio continues in-depth coverage of COVID-19 and SARS-CoV-2, including discussion on genome mutation and circulating lineages, handwashing, facemasks, cruise ship outbreaks, the South Korean situation, and much more.

Vincent and Rich update the current situation with COVID-19 and SARS-CoV-2, including fatality ratios, virus spreading outside of China, immunity to infection, vaccines, antivirals and much more.

The TWiV team returns this week to SARS-CoV-2019 coverage to review the latest epi curves, the fatality rate, furin cleavage site and receptor binding domain in the spike glycoprotein, related CoV recovered from pangolins, evidence that the virus did not escape from a laboratory, and many more questions sent in by listeners.

Vincent and Rich return to the University of Texas Medical Branch at Galveston to speak with Dennis Bente, Shannan Rossi, Nikos Vasilakis, and Scott Weaver about their work on viruses transmitted by mosquitoes and ticks.

In this week’s coverage of the coronavirus epidemic, the TWiV team discusses the fatality rate, China’s initial reaction to the outbreak, conspiracy theories, how long the virus remains infectious on surfaces, and evidence for virus in the intestinal tract.

The TWiVerers continue their coverage of the new coronavirus outbreak in China, as the number of cases increase dramatically and the virus begins person-to-person transmission in other countries.

Coronavirus expert Ralph Baric joins TWiV to explain the virology and epidemiology of the recent zoonotic outbreak spreading across China and overseas.

Vincent and Rich travel to Galveston National Laboratory to speak with Jim LeDuc, Tom Ksiazek, and Bob Tesch about their long careers as virus hunters.

TWiV provides updates on the new coronavirus causing respiratory disease in China, the current influenza season, and the epidemic of African swine fever, including determination of the three-dimensional structure of the virus particle.

For the first TWiV of 2020 we reveal that microbiome depletion with antibiotics alters the immune response to influenza vaccine, and how successive blood meals facilitate virus dissemination in mosquitoes and transmission potential.

From the University of Texas at Austin, Vincent and Rich speak with Chris Sullivan about his work on miRNAs encoded in the genomes of polyomaviruses and papillomaviruses, and how an RNA triphosphatase restricts hepatitis C virus replication.

Vincent speaks with virologists at the University of Nevada at Reno about their careers and their work on herpesviruses, arboviruses, and the development of diagnostics for infectious diseases.

Vincent speaks with members of Prometheus, a team of academic and industrial scientists assembled to develop antibody-based therapeutics against infections caused by tick-borne Crimean-Congo hemorrhagic fever virus and rodent-borne hantaviruses, for which no approved vaccines or specific drugs are available.

Vincent speaks with Félix Rey about his career and his work on solving structures of a variety of viruses and the insights learned about viral membrane fusion and antibody-mediated neutralization.

From the 22nd meeting of the European Society for Clinical Virology in Copenhagen, Vincent speaks with Thea, Heli, Kim, Caroline and Irma about big data and its increasing use in virology diagnostics, epidemiology, and public health.

From the Fourth Symposium on Giant Virus Biology in Germany, Vincent, Rich, and Nels speak with Assaf, Stephen, and Alexandra about their careers and their work on giant viruses that infect ocean hosts: Emiliana huxleyi, Aureococcus anophagefferans, and a choanoflagellate.

From Georgia State, Vincent speaks with economics professor Paula Stephan about the ways science is supported in the US, how universities offload risks, the absence of risk-taking, and much more.

William Summers joins the TWiV team to discuss some virology history, including the ever-changing concept of ‘virus’ and the contribution of phage research to the study of animal viruses

Amy joins the TWiV team to review evidence that enterovirus D68 is an etiologic agent of childhood paralysis, and her finding that the ability of the virus to infect cells of the nervous system is not a recently acquired property.

The League of Extraordinary Virologists celebrate the eradication of wild poliovirus type 3, and consider the effectiveness of an influenza vaccine produced in insect cells, and how small RNAs are protecting the Koala germline from retroviral invasion.

At Aarhus University in Denmark, Vincent speaks with Trine Mogensen, Søren Paludan, Ole Søgaard, and Madalina Carter-Timofte about their careers and their work on sensing herpesviral DNA, immunodeficiencies that predispose to severe viral infections, and the path to a cure for HIV/AIDS.

The TWiV pro-vaxxers reveal viruses that infect endangered wild salmon, and how iron in host serum modulates dengue virus acquisition by mosquitoes.

In the second episode from the Karolinska Institute in Stockholm, Vincent speaks with Jan Albert, Petter Brodin, and Anna Smed Sörensen about their work on enterovirus D68, systems immunology, and human pulmonary viral infection and inflammation.

The TWiV team covers outbreaks of eastern equine encephalitis virus in the US and poliovirus in the Philippines, and explain how a chemokine induced by HIV-1 infection helps release more virus particles from cells.

The TWiV team reveals the protein corona that surrounds virus particles and influences infectivity and amyloid aggregation, and a proofreading-impaired herpesvirus that produces quasispecies-like populations.

From the Karolinska Institute in Stockholm, Vincent speaks with Niklas Björkström, Ali Mirazimi, and Matti Sällberg about their work on the impact of chronic hepatitis C virus infection on NK cells, Crimean-Congo hemorrhagic fever virus vaccines, and immunotherapy to block entry of hepatitis B and D viruses.

David Tuller returns to talk about his efforts of the past year to expose the methodological and ethical problems with the PACE and Lightning trials for therapy of ME/CFS.

The TWiVologists consider whether to receive an influenza vaccine in August (in the northern hemisphere), and mice implanted with human lung fragments for studying microbial pathogens.

TWiV travels to Rutgers University to speak with Brad, Kay, Siobain, and Kim about their careers and their work on viruses of plants, fungi, bacteria, diatoms, and coccolithophores.

The Autonomous CollecTWiVe reveal two effective treatments for Ebolavirus infection, how a virus in a fungus confers heat tolerance to a plant, and dampened inflammation as a mechanism for bat tolerance to viral infection.

From the meeting of the Centers of Excellence for Influenza Research and Surveillance, Vincent speaks with Alan, Florian and Jennifer about their careers, the purpose of CEIRS, universal influenza vaccines, and cellular responses to infection in pediatric populations.

From ASV 2019 at the University of Minnesota, TWiV explores the origins of the American Society for Virology with Sid Grossberg and Pat Spear.

From the European Congress of Virology in Rotterdam, Vincent and local co-host Ben Berkhout speak with Ron Fouchier, Rosina Girones, and Marie-Paule Kieny about their careers and their work on influenza virus, environmental virology, and developing an Ebola virus vaccine during an epidemic.

TWiV minus one reveals delayed neurological deficits in children without microcephaly born to Zika virus infected mothers, and N-glycolyl-neuraminic acid as a receptor for influenza A viruses.

From ASM Microbe 2019, Vincent, Brianne and Calvin meet up with Craig Cameron to discuss his career and his work exploring RNA-dependent RNA synthesis and single cell virology.

A TWiV trio reports on influenza in Australia, how a host protein impacts bird to human movement of influenza virus, and marine DNA viral diversity in the oceans from pole to pole.

Vincent speaks with David Oshinsky, the Pulitzer Prize-winning author of Polio: An American Story, about the history of poliovirus vaccines.

At Retroviruses 2019 in Cold Spring Harbor, Vincent speaks with virologist Bryan Cullen about his work and his career, together with former associates Ann Skalka, Paul Bieniasz, and Michael Malim.

TWiV explains the use of a neuronal cell line to study herpes simplex virus latency and reactivation, and a strategy for creating vaccines that induce antibodies against specific epitopes.

Vincent travels to the European Congress of Virology in Rotterdam and with local co-host Marion Koopmans speaks with Martin Beer, Stephan Gunther, and Vera Ros about their careers and their work on Lassa virus, Borna virus, and insect viruses.

Vincent travels to the University at Albany to speak with Cara, Rachel, and Alex about their careers and their work on stress granules, epitranscriptomics, and arboviruses.

The un-encapsidated TWiV Humans discuss finding hepatitis D virus-related sequences in birds and snakes, and fatal swine acute diarrhoea syndrome caused by a coronavirus of bat origin.

Jens Kuhn returns to TWiV to explain Select Agents, Priority Pathogens, Australia List Pathogens, Risk Group Agents, biosafety, biosecurity, and biosurety.

The TWiV team reveals the repertoire of anti-viral antibodies in newborn humans, and a complement protein that binds the adenovirus capsid and prevents release of the viral DNA.

The TWiV team discusses Medusavirus, isolated from a hot spring in Japan, and induction of hallmarks of neurodegeneration by recurrent herpes simplex virus 1 infection of mice.

Vincent travels to Microbiotix, Inc, a biopharmaceutical company in Worcester, MA to speak with four members of the company about their discovery and development of small molecule drugs that target serious infectious diseases.

The TWiVers present mitoviruses, which infect mitochondria, and how quasi-enveloped hepatitis A virus gets naked again.

The TWiVstars reveal the diversity of herpes simplex virus type 2 in a neonatal population, and parallel adaptation of rabbits in three countries to myxoma virus.

The TWiV hosts present two potentially seminal papers, on long-distance chemoattraction of a host by a chlorovirus, and replication of a nanovirus across multiple cells in a plant.

TWiV travels to the University of Iowa to speak with Wendy Maury and Stanley Perlman about their research on Ebolavirus entry and coronavirus pathogenesis.

The Scholars of the Podcast reveal ribosomal proteins encoded in viral genomes, and a protein cell receptor for bat influenza viruses.

Vincent and Alan travel to Tufts Veterinary School where they meet up with members of the Runstadler lab to talk about their work on influenza virus circulation in water birds and seals.

The TWiV team discuss the use of quantum dots to study uncoating of influenza virus in real time, and induction of endothelial dysfunction by flavivirus NS1 proteins in a tissue-specific manner.

The TWiV crew reveal a unique portal on the calcivirus capsid formed upon receptor engagement, and the regulation of interferon responses in virus-infected cells by methylation of mRNA.

The TWiVosophers review the Chinese plasma virome revealed by non-invasive prenatal testing, and a new filovirus genome from bats in China.

Patrick Moore returns to TWiV to discuss the discovery from the Chang-Moore laboratory of circular RNAs in cells infected with herpesviruses.

Steve Goff returns to TWiV to discuss the work of his laboratory on how retroviral genomes are silenced in infected cells.

At the University of Wisconsin-Madison, Vincent meets up with one of his virology heroes, Roland R. Rueckert, to talk about his research and his second career as a forest manager.

The TWiV team summarizes the discovery of Sin Nombre virus, and presents evidence that neurotropic flaviviruses can cause intestinal dysmotility syndromes after systemic infection of mice.

The TWiV hosts discuss the distribution of prions in the eyes of patients with sporadic Creutzfeldt-Jacob disease, and the origins and evolution of RNA viruses.

Raul Andino joins Vincent and Amy to talk about the finding that a cricket paralysis virus protein restricts RNA-based immunity in insects by regulating the activity and stability of the Argonaute protein.

At the University of Zürich, Vincent speaks with virologists Cornel Fraeful, Urs Greber, and Silke Stertz about their careers and their work on AAV2, adenovirus entry, and influenza virus.

The TWiVsters review isolation of a naturally occurring DNA virus from fruit flies, and the cell-type specific function of a small transmembrane protein encoded in an open reading frame upstream of the enterovirus polyprotein.

Team TWiV cover the discovery of another giant virus from 30,000 year old Siberian permafrost, and how viral aggregation accelerates the production of new infectious viruses and increases fitness, demonstrating an Allee effect.

The TWiVidae review universal influenza vaccines that are in clinical trials, and discovery of an atypical parvovirus that causes chronic kidney disease in middle aged, immunocompromised laboratory mice.

The TWiVomers review a potential role for herpes simplex virus type 1 as a cause of Alzheimer’s Disease, including the finding that amyloid-beta acts as an antiviral by enveloping virus particles.

Vincent travels to Penn State College of Medicine in Hershey, PA to speak with Nick and Leslie about their careers and their work on human cytomegalovirus and retroviruses.

Brianne and Vincent tackle two studies that utilize infectious viruses to examine zoonotic potential of Bombali virus, a new ebolavirus from an insectivorous species in Sierra Leone, and a human mumps-like virus from an African flying fox in DRC.

The TWiV team notes the passing of Tom Steitz, an outbreak of acute flaccid myelitis in the US, a continuing Ebola virus outbreak in DRC, respiratory vaccinia due to inhalation of ground up rabbit skin, and how a human papillomavirus capsid protein directs virus-containing endosomes towards the nucleus.

Anne Simon joins the TWiV team to talk about plant viruses, including plum pox virus that devastates nut and stone fruit trees, and a geminivirus protein that regulates viral DNA synthesis.

Ned Landau joins the TWiV team to discuss restriction of HIV replication by SAMHD1, and a viral antagonist that can be used to produce a dendritic cell vaccine.

Vincent and Dickson travel to the 44th Retrovirus meeting at Cold Spring Harbor Laboratories, where they speak with John Coffin, Stephen Hughes, Ya-Chi Ho, and Matt Takata about the meeting and their work on HIV-1.

The TWiV team considers whether those who can do, can’t teach, and newly discovered viruses of planarians and Aplysia with the largest RNA genomes.

Jens returns to present a brief history of bioweapons, with a focus on the program in the Soviet Union, the largest ever undertaken, and his experience working in the decommissioned Soviet bioweapons laboratory known as Vector.

The TWiV team discuss the biology of Ebola viruses, and how localization of the membrane proteins of vaccinia virus drive function: the fusion machinery sits at the tips of virions, and binding proteins are at the sides.

David Tuller returns to provide an update of his investigative work to expose the methodological and ethical problems with the PACE trial for ME/CFS.

The TWiVniks explain how the three-dimensional structure of the giant Cafeteria roenbergensis virus suggests a new mode of assembly, and the apparent elimination of dengue fever in an Australian city by release of mosquitoes harboring Wolbachia.

The TWiV hosts review persistence of Ebola virus after the end of the Liberian outbreak, and the potential role of two herpesviruses in the pathogenesis of Alzheimer’s disease.

Vincent, Rich and Kathy travel to ASV 2018 at the University of Maryland to speak with Svetlana Folimonova and Anne Simon about their work on viruses that infect plants.

The TWiV team travels to Texas A&M University, home of the Center for Phage Technology, where they speak with Ry Young and Jason Gill about their work on viruses that infect bacteria.

Vincent visits the Smithsonian Institution and speaks with Sabrina Sholts, Jon Epstein, and Ed Niles about the exhibit Outbreak: Epidemics in a Connected World.

The entire TWiV team visits The University of Texas in Austin to record episode #500 with guests Jinny Suh, Jason McLellan, and Jon Huibregtse.

Vincent and Alan travel to the Canadian Society for Virology meeting in Halifax, Nova Scotia to speak with Nathalie and Craig about their vision for the society, and with Kate and Ryan about their careers and their research.

Vincent, Kathy and Rich travel to ASM Microbe 2018 in Atlanta where they speak with Stacy Horner and Ken Stapleford about their careers and their research.

At Europic 2018, a meeting on picornaviruses in the Netherlands, Vincent speaks with Sasha Gorbalenya, Jim Hogle, Ann Palmenberg and Frank van Kuppeveld about their careers and their research.

Vincent and Rich recorded this episode at Vaccines in the 21st Century, a meeting held at the University of California, Irvine, where they spoke with Stacy Schultz-Cherry, Douglas Diekema, and Andrew Noymer about vaccine facts and fiction.

The TWiVerati follow up on the Ebola virus outbreak, virulence of Ebola-Makona, and reveal how a parasitoid is revealed to hyperparasitoids, and binding of influenza virus to a calcium ion channel to mediate influenza virus entry.

Vincent, Kathy, and Alan review the ongoing outbreak of Ebola virus in the Democratic Republic of the Congo, and the finding that mutations identified in the 2015 West African outbreak do not alter pathogenesis in animals.

The TWiVerati discuss the FDA Advisory Committee deliberation on the anti-poxvirus drug tecovirimat, and immune cells in gut-associated lymphoid tissue as the major target during acute murine norovirus infection.

The Masters of the TWiXome review the development of sensitive, portable, and field-based viral diagnostics using the CRISPR-Cas system.

The TWiVome deconstructs the evolutionary history of RNA viruses, and immune promotion of murine norovirus pathogenesis by replication in intestinal tuft cells.

From the TWiV team, human cowpox infection possibly acquired from a pet cat, and a new giant mimivirus of green algae with genes encoding enzymes of fermentation.

Vincent visits Sandra Urdaneta-Hartmann at Drexel University College of Medicine in Philadelphia to talk about the development of the mobile video game ‘CD4 Hunter’.

The TWiV team reveals that recent mumps virus outbreaks in the US are due to waning vaccine efficacy, and an intranasally delivered small interfering RNA that controls West Nile infection in the brain.

At the Medical College of Wisconsin, Vincent talks with current and former members of the Department of Microbiology and Immunology about their work and their careers.

Sean Whelan returns to TWiV to speak with Vincent about using haploid cell lines to identify genes encoding cell receptors for viruses, including Ebolavirus, Lassa virus, and more.

The TWiV posse considers viral insulin-like peptides encoded in fish genomes, and antiviral immunity in insects by production of viral DNA from defective genomes of RNA viruses.

The TWiVodrome considers the intestinal tract as an alternative infection route for MERS coronavirus, and how reduced accumulation of defective viral RNAs might lead to severe influenza.

Scott Hensley joins the TWiVites to review the current influenza season and presence of the virus in exhaled breath of symptomatic cases.

The TWiVome explores induction of antiviral responses by repeating patterns of capsids, and a fungus in the mosquito gut that aids dengue virus replication.

The TWiV team explains how infectious horsepox virus – likely the ancestor of smallpox vaccines – was recovered from chemically synthesized DNA fragments.

The TWiVodrome explains how a gag-like protein from a retrotransposon forms virus-like particles that carry mRNA  within vesicles across the synapse.

Nels joins the TWiV team to talk about his work on genomic accordions in vaccinia virus, hepatitis B virus in a 439 year old mummy, and viral induction of energy synthesis by a long noncoding RNA.

The TWiVanguardians take on Bodo saltans virus, a leviathan which infects an abundant flagellated eukaryote in Earth’s waters.

The TWiV ninjas reveal that bacteriophage particles rapidly move across monolayers of eukaryotic cells from different tissues.

Amy joins the TWiV team to talk about her career and her work on Zika virus neurotropism using embryonic mouse organotypic brain slice cultures.

From Indiana University, Vincent and Kathy speak with Tuli Mukhopadhyay, John Patton, and Adam Zlotnick about their careers and their work on alphaviruses, hepatitis B virus, and rotaviruses.

Theodora Hatziioannou joins the TWiV team to discuss a macaque model for AIDS, and how a cell protein that blocks HIV-1 infection interacts with double-stranded RNA.

At Tufts University Dental School in Boston, Vincent speaks with Katya Heldwein and Sean Whelan about their careers and their work on herpesvirus structure and replication of vesicular stomatitis virus.

Vincent speaks with 1993 Nobel Laureate Phillip A. Sharp about his career and his seminal discovery of RNA splicing in mammalian cells, which changed our understanding of gene structure.

The TWiVers discuss the declining readability of scientific texts, and review the use of self-inactivating rabies virus for tracing neural circuits.

Vincent travels to the University of Pennsylvania and speaks with virologists Gary Cohen, Scott Hensley, Carolina Lopez, and Susan Weiss about their careers and their research.

The TWiV team reviews the first FDA approved gene therapy, accidental exposure to poliovirus type 2 in a manufacturing plant, and production of a candidate poliovirus vaccine in plants.

The TWiVians present an imported case of yellow fever in New York City, and explain how a dengue virus subgenomic RNA disrupts immunity in mosquito salivary glands to increase virus replication

Brianne returns to the TWiV Gang to discuss the distribution of proteins on the influenza viral genome, and the evolution of myxoma virus that was released in Australia to control the rabbit population.

Brianne joins the TWiVMasters to explain how mutations in genes encoding RNA polymerase III predispose children to severe varicella, and detection of an RNA virus by a DNA sensor.

Erin joins the TWiVirions to discuss a computer exploit encoded in DNA, creation of pigs free of endogenous retroviruses, and mutations in the gene encoding an innate sensor of RNA in children with severe viral respiratory disease.

Sharon and Scott return to TWiV for a Zika virus update, including their work on viral evolution and spread, and whether pre-existing immunity to dengue virus enhances pathogenesis.

From the Vector-Borne Viruses Symposium in Hamilton, Montana, Dickson and Vincent speak with Diane Griffin about her career and her work on understanding viral infections of the central nervous system.

Lynda Coughlan joins the weekly virtual bus companions for a discussion of a host defense peptide from frogs that destroys influenza virus, and mouse models for acute and chronic hepacivirus infection.

The TWiV scientists reveal that mosquitoes transmit different West Nile virus populations with each blood meal, only to have the diversity purged in a bird host.

Ben tenOever joins the TWiVoli to discuss the evolution of RNA interference and his lab’s finding that RNAse III nucleases, needed for the maturation of cellular RNAs, are an ancient antiviral RNA recognition platform in all domains of life.

The TWiV Council explores the finding that facial appearance affects science communication, and evidence that RNA interference confers antiviral immunity in mammalian cells.

From ASV 2017 in Madison, Wisconsin, the complete TWiV team speaks with Mavis Agbandje-McKenna about her career and her work solving virus structures by x-ray crystallography and cryo-electron microscopy.

The glorious TWiVerati un-impact their email backlog, anwering questions about viruses, viruses, viruses, viruses, viruses, and more. You should listen – our fans ask great questions!

The TWiV hosts review an analysis of gender parity trends at virology conferences, and the origin and unusual pathogenesis of the 1918 pandemic H1N1 influenza virus.

From ASM Microbe 2017 at New Orleans, Vincent and Rich meet up with Kate Rubins to talk about becoming an astronaut, space travel, and doing science in space.

David Tuller returns to discuss the continuing saga of the UK’s PACE trial for chronic fatigue syndrome, including the accusation that he is engaging in libelous blogging.

Freelance science journalist Tim Requarth joins the TWiVers to explain why scientists should stop thinking that explaining science will fix information illiteracy.

The Beacons of Viral Education (aka the TWiVoners) reveal a cost of being a male mouse – the Y chromosome regulates their susceptibility to influenza virus infection.

No problem not being nice to Dickson in this episode, because he’s absent for a discussion of a new giant virus that replicates in the cytoplasm yet transiently accesses the nucleus to bootstrap infection.

Paul Bieniasz joins the TWiV team to talk about the co-option, millions of years ago, of an endogenous retrovirus envelope protein by hominid ancestors for host defense against viral infection.

On the eve of the March for Science, the TWiV team gathers at ASM Headquarters in Washington, DC with guests Stefano and Susie to talk about the state of science communication.

At Cornell University in Ithaca, New York, Vincent speaks with Susan, Colin, and Gary about the work of their laboratories on parvoviruses, influenza viruses, and coronaviruses that infect dogs, cats, horses and other mammals.

The esteemed TWiVumvirate reveal the discovery of a new negative stranded RNA virus of wasps that regulates longevity and sex ratio of its parasitoid host.

The lovely TWiV team explore evolution of our fecal virome, and the antiviral RNA interference response in the nematode C. elegans.

The TWiVsters explain how superspreader bacteriophages release intact DNA from infected cells, and the role of astrocytes in protecting the cerebellum from virus infection.

The TWiVoids discuss the March for Science, the GOF moratorium, and a classic virology paper on mapping the gene order for vesicular stomatitis virus.

The TWiVaniellos discuss a thermostable poliovirus empty capsid vaccine, and two cell genes that act as a switch between entry and clearance of picornavirus infection.

Trudy joins the the TWiVlords to discuss new tests for detecting prions in the blood, and evidence showing that foamy retroviruses originated in the seas with their jawed vertebrate hosts at least 450 million years ago.

The TWiV academia discuss induction of diarrhea by the capsid protein of an astrovirus, and the association of a fungal RNA virus with white-nose syndrome of North American bats.

The TWiVnauts present another example of an infectious but replication incompetent vaccine, an insect specific arborvirus bearing chikungunya virus structural proteins.

The TWiV gurus describe how to use an orthogonal translation system to produce infectious but replication-incompetent influenza vaccines.

The TWiVrific gang reveal how integration of a virophage into the nuclear genome of a marine protozoan enhances host survival after infection with a giant virus.

The TWiVsters describe a mouse model for MERS coronavirus-induced acute respiratory distress syndrome, produced by CRISPR/Cas9 editing of the murine gene encoding an ortholog of the virus receptor.

The Fellowship of the Virus trace the early history of HIV in North America, based on genome sequences obtained from archival sera from the late 1970s, which also reveal that Gaetan Dugas was not Patient Zero.

The multi-dimensional TWiV-brane brings you the entries in the haiku/limerick contest, and explain how a giant virus infects a host within another host (it has to do with predators!).

Michael Diamond visits the TWiV studio to talk about chikungunya virus and his laboratory’s work on a mouse model of Zika virus, including the recent finding of testicular damage caused by viral replication.

From the EIDA2Z conference at Boston University, Vincent, Alan and Paul meet up with Ralph Baric, Felix Drexler, Marion Koopmans, and Stacey Schultz-Cherry to talk about discovering, understanding, protecting, and collaborating on emerging infectious diseases.

The TWiVeroos examine a reverse spillover of Newcastle disease virus vaccines into wild birds, and identification of a protein cell receptor for murine noroviruses.

Sharon and Scott join the TWiV team to talk about their work on dengue antibody-dependent enhancement of Zika virus infection, and identifying the virus in mosquitoes from Miami.

Jeremy joins the TWiVeroids to tell the amazing story of how the function of the HIV-1 protein called Nef was discovered and found to promote infection by excluding the host protein SERINC from virus particles.

Four years after filming ‘Threading the NEIDL’, Vincent and Alan return to the National Emerging Infectious Diseases Laboratory BSL4 facility at Boston University where they speak with science writer David Quammen.

In the second of two shows recorded at the University of North Carolina in Chapel Hill, Vincent meets up with faculty members to talk about how they got into science, their research on RNA viruses, and what they would be doing if they were not scientists.

In the first of two shows recorded at the University of North Carolina in Chapel Hill, Vincent meets up with faculty members to talk about how they got started in science, their research on DNA viruses, and what they would be doing if they were not scientists.

The TWiV team discusses eye infections caused by Zika virus, failure of Culex mosquitoes to transmit the virus, and replication of norovirus in stem cell derived enteroids.

The TWiXers discuss a study on vertical transmission of Zika virus by Aedes mosquitoes, and uncovering Earth’s virome by mining existing metagenomic sequence data.

From the twiVivants, follow up on FluMist and Zoster vaccines, Zika virus update, and isolation of a multicomponent animal virus from mosquitoes.

Donald “D.A.” Henderson, a physician, educator, and epidemiologist who led the World Health Organization’s campaign to eradicate smallpox, died at 87 years of age on Aug. 19, 2016. Vincent was fortunate to have the opportunity to speak with DA Henderson in 2014 about his career, the smallpox eradication effort, and what it means for the eradication of polio.

The TWiV team takes on an experimental plant-based poliovirus vaccine, contradictory findings on the efficacy of Flumist, waning protection conferred by Zostavax, a new adjuvanted subunit zoster vaccine.

Polio returns to Nigeria, Zika virus spreads in Miami, and virus infection of plants attracts bumblebees for pollination, from the virus gentlepeople at TWiV.

Zika virus spreads in the USA, a Zika virus DNA vaccine goes into phase I trials, and how mosquito bites enhance virus replication and disease, from the friendly TWiFolk Vincent, Dickson, Alan, and Kathy.

The latest Zika virus news from the ConTWiVstadors, including a case of female to male transmission, risk of infection at the 2016 summer Olympics, a DNA vaccine, antibody-dependent enhancement by dengue antibodies, and sites of replication in the placenta.

Vincent speaks with Sandy Weller about her career and her work on the mechanisms of synthesis, maturation, cleavage and packaging of viral DNA genomes.

Vincent speaks with David Tuller about flaws in the U.K’s $8 million PACE trial for chronic fatigue syndrome, and efforts to have the trial data released.

From ASV 2016 at Virginia Tech, Vincent, Rich and Kathy speak with Stephen Russell about his career and his work on oncolytic virotherapy – using viruses to treat cancers.

Vincent and Alan speak with Erica about her career and her work on understanding the functions of proteins of Ebolaviruses, Marburg virus, and other hemorrhagic fever viruses, at ASM Microbe 2016 in Boston, MA.

The TWiVerati revisit possible sexual transmission of Zika virus, and reveal how a cell protein that allows hepatitis C virus replication in cell culture enhances vitamin E mediated protection against lipid peroxidation.

Four virologists discuss our current understanding of Zika virus biology, pathogenesis, transmission, and prevention, in this special live episode recorded at the American Society for Microbiology in Washington, DC.

If you have always wanted to know what coral reefs and the human oral cavity have in common, listen as guests David Pride and Forest Rohwer talk about their work on the microbiomes and viromes of these two environments, and you’ll also understand why mucus is cool.

Project Premonition, a Microsoft Research project that uses drones to capture mosquitoes and analyze them for pathogens, preprint servers, and three mouse models for Zika virus induced birth defects are the topics of this episode hosted by the TWiumvirate and theirs guests Ethan and Jonathan.

Vincent speaks with Stan Lemon about his career in virology, from early work on Epstein Barr virus, through making essential discoveries about hepatitis A virus, hepatitis C virus, and rhinoviruses.

Preprint servers, the structure of an antibody bound to Zika virus, blocking Zika virus replication in mosquitoes with Wolbachia, and killing carp in Australia with a herpesvirus are topics of this episode hosted by Vincent, Dickson, Alan, and Kathy.

Nina Martin joins the TWiV team to talk about the movie Vaxxed, her bout with dengue fever, and the latest research on Zika virus.

Ted and Welkin inform the TWiV team how the evolution of ancient retroviruses can be inferred by their sequences in the genomes of modern mammals, and join in a discussion of virus dispersal during different methods for drying hands.

Stuart joins Vincent and Dickson to talk about his sequel to Ignorance, a book called Failure, which seeks to make science more appealing by revealing its faults.

Nischay and Ian join the TWiVions to discuss mass die-offs of tilapia by a novel orthomyxo-like virus, Ian’s editorial on the movie Vaxxed, and new vaccines to prevent dengue virus infections, including a human challenge model.

Esper and the Merry TWiXters analyze the latest data on Zika virus and microcephaly in Brazil, and discuss publications on a mouse model for disease, infection of a fetus, mosquito vector competence, and the cryo-EM structure of the virus particle.

Nels and Ed join the TWiV team to talk about their observation that regulation of the human interferon response depends on regulatory sequences that were co-opted millions of years ago from endogenous retroviruses.

Carl Zimmer joins the TWiV team to talk about his career in science writing, the real meaning of copy-paste, science publishing, the value of Twitter, preprint servers, his thoughts on science outreach, and much more.

The TWiVeroos deliver the weekly Zika Report, then talk about a cryoEM structure of a plant virus that reveals how the RNA genome is packaged in the capsid, and MIMIVIRE, a CRISPR-like defense system in giant eukaryotic viruses.

Scott Tibbets joins the TWiVists to describe his work on the role of a herpesviral nocoding RNA in establishment of peripheral latency, and then we visit two last minute additions to the Zika virus literature.

Greg Smith joins the TWiVirate to reveal how his lab discovered a switch that controls herpesvirus neuroinvasion, and then we visit the week’s news about Zika virus.

The TWiVniks review the past week’s findings on Zika virus and microcephaly, and reveal a chicken protein that provides insight on the restriction of transmission of avian influenza viruses to humans.

The TWiV team discuss the latest data on Zika virus, including ocular defects in infants with microcephaly, and isolation of the entire viral genome from fetal brain tissue.

The TWiVziks present everything you want to know about Zika virus, including association of infection with microcephaly and Guillain-Barré syndrome, transmission, epidemiology, and much more.

The TWiVniks consider the role of a cell enzyme in removing a protein linked to the 5′-end of the picornavirus genome, and the connection between malaria, Epstein-Barr virus, and endemic Burkitt’s lymphoma.

The TWiV-osphere introduces influenza D virus, virus-like particles encoded in the wasp genome which protect its eggs from caterpillar immunity, and a cytomegalovirus protein which counters host restriction factors that prevent establishment of latency.

The TWiVologists discuss the finding of a second transmissible cancer in Tasmanian devils, and development of new poliovirus strains for the production of inactivated vaccine in the post-eradication era.

A plaque of virologists explores the biology of Zika virus and recent outbreaks, and the contribution of a filamentous bacteriophage to the development of biofilms.

Two Coynes join the TWiV overlords to explain their three-dimensional culture model of polarized intestinal cells for studying enterovirus infection.

In Melbourne, Australia, Vincent speaks with four PhD students about their research projects and what it’s like to get a doctorate down under.

Vincent, Rich, and Kathy speak with Ralph and Vineet about their research on the potential of SARS-like bat coronaviruses to infect human cells and cause disease in mice.

The TWiVers reveal influenza virus replication in the ferret mammary gland and spread to a nursing infant, and selection of transmissible influenza viruses in the soft palate.

With their usual verve, the virus virtuosos illuminate a new method to identify all the viral nucleic acids in a sample, and regulation of viral gene expression by codon usage.

The TWiVsters discuss Frederick Novy’s return from retirement to recover a lost rat virus, and evidence for persistence of Ebolavirus in semen.

Vincent visits the University of Michigan where he and Kathy speak with Michael, Adam, and Akira about polyomaviruses, virus evolution, and virus assembly, on the occasion of naming the department of Microbiology & Immunology a Milestones in Microbiology site.

Vincent speaks with Blossom about her laboratory’s research on Kaposi’s sarcoma-associated herpesvirus, including how it transforms cells, the switch between lytic and latent replication, and its interaction with the innate immune system of the host.

Vincent meets up with Ileana at Princeton University to talk about how her laboratory integrates molecular virology, mass spectrometry-based proteomics, and bioinformatics to unravel the interplay between virus and host.

Jens joins the TWiVomics to discuss the strengths and weaknesses of viral taxonomy, including its history and evolution, how viruses are ordered, and why T. rex was classified without having a living isolate.

Stephanie joins the super professors to discuss the gut virome of children with serious malnutrition, caterpillar genes acquired from parasitic wasps, and the effect of adding chemokines to a simian immunodeficiency virus DNA vaccine.

The TWiV team considers the effect of a Leishmaniavirus on the efficacy of drug treatment, and the human fecal virome and microbiome in twins during early infancy.

The esteemed doctors of TWiV review a new giant virus recovered from the Siberian permafrost, why influenza virus gain of function experiments are valuable, and feline immunodeficiency virus.

The TWiVniacs discuss twenty-eight years of poliovirus shedding by an immunodeficient patient, and packaging of the innate cytoplasmic signaling molecule cyclic GMP-AMP in virus particles.

The Masters of the ScienTWIVic Universe discuss a novel poxvirus isolate from an immunosuppressed patient, H1N1 and the gain-of-function debate, and attenuation of dengue virus by recoding the genome.

Vincent, Alan and Rich explain how to make a functional ribosome with tethered subunits, and review the results of a phase III VSV-vectored Ebolavirus vaccine trial in Guinea.

Vincent and Rich discuss fruit fly viruses, one year without polio in Nigeria, and a permissive Marek’s disease viral vaccine that allows transmission of virulent viruses.

This episode was recorded at the 34th Annual Meeting of the American Society for Virology, where Vincent, Rich, and Kathy spoke with Joan Steitz, a tireless promoter of women in science and one of the greatest scientists of our generation.

The TWiVonauts review how the weather affects West Nile virus disease in the US, benefit of B cell depletion for ME/CFS patients, and an autoimmune reaction induced by influenza virus vaccine that leads to narcolepsy.

At the Glasgow Science Festival microTALKS, Vincent speaks with Ruth, Glen, and Esther about their research on viruses and Hodgkin lymphoma, adenovirus structure and entry into cells, and interactions between arthropod borne viruses and their hosts.

The TWiVerinoes discuss the potential for prion spread by plants, global circulation patterns of influenza virus, and the roles of Argonautes and a viral protein in RNA silencing in plants.

The TWiVniks discuss the structure of a virus that reproduces in an extreme environment, long-term consequences of Ebolavirus infection, and VirScan, a method to identify the different virus infections you have had in your lifetime.

Vincent returns to the University of Glasgow MRC-Center for Virus Research and speaks with Emma, Gillian, and Adam about their ebolavirus experiences: caring for an infected patient, working in an Ebola treatment center in Sierra Leone, and making epidemiological predictions about the outbreak in west Africa.

The TWiV teams reviews a MERS-coronavirus serosurvey and an outbreak in South Korea, and constraints on measles virus antigenic variation.

Tre TWiV amici present three snippets and a side of sashimi: how herpesvirus inhibits host cell gene expression by disrupting transcription termination.

Vincent and Kathy visit Laura Newcomb at California State University San Bernardino, where they talk about Laura’s viral tattoos, and a protein that protects the mosquito brain from lethal flavivirus infection.

Vincent meets up with Michael and Steve to discuss their finding of a transmissible tumor in soft shell clams associated with a retrovirus-like element in the clam genome.

The TWiVsters explore mutations in the interferon pathway associated with severe influenza in a child, outbreaks of avian influenza in North American poultry farms, Ebolavirus infection of the eye weeks after recovery, and Ebolavirus stability on surfaces and in fluids.

The TWiVumvirate discusses a whole Ebolavirus vaccine that protects primates, the finding that Ebolavirus is not undergoing rapid evolution, and a proposal to increase the pool of life science researchers by cutting money and time from grants.

The TWiVles talk about endogenous viruses in plants, sex and Ebolavirus transmission, an outbreak of canine influenza in the US, Dr. Oz, and doubling the NIH budget.

Vincent returns to Vanderbilt University and meets up with Ben, Megan, Bobak, and Meredith to learn about life in the Medical Scientist Training Program.

Vincent visits Vanderbilt University and meets up with Seth, Jim, and Mark to talk about their work on a virus of Wolbachia, anti-viral antibodies, and coronaviruses.

The TWiVers explain how a protein platform assists the hepatitis C virus RNA polymerase to begin the task of making viral genomes.

The TWiV team reviews identification of immune biomarkers in CFS/ME patients, and how a cell nuclease controls the innate immune response to vaccinia virus infection.

The TWiVocateurs discuss how the RNA polymerase of enteroviruses binds a component of the splicing machinery and inhibits mRNA processing.

The sternutating TWiVers discuss preventing infection of cells and animals by a soluble CD4-CCR5 molecule that binds to HIV-1 virus particles.

Vincent visits the ‘Little Apple’ and speaks with Rollie and Lorena about their work on mosquito-born viruses and baculoviruses.

The TWiVodes answer listener email about hantaviruses, antivirals, H1N1 vaccine and narcolepsy, credibility of peer review, Bourbon virus, influenza vaccine, careers in virology, and much more.

Paul joins the TWiV team to discuss the current moratorium on viral research to alter transmission, range and resistance, infectivity and immunity, and pathogenesis.

Vincent speaks with John Coffin about his career studying retroviruses, including working with Howard Temin, endogenous retroviruses, XMRV, chronic fatigue syndrome and prostate cancer, HIV/AIDS, and his interest in growing cranberries.

The TWiVers review the outcomes of two recent phase 3 clinical trials of a quadrivalent dengue virus vaccine in Asia and Latin America.

On his second trip to Brazil, Vincent joins Eurico to speak with four young virologists, Gustavo, Cintia, Tatiana, and Suellen, about their work and their prospects for careers in science.

Hosts: Vincent Racaniello, Alan Dove, Rich Condit, and Kathy Spindler Vincent, Alan, Rich and Kathy discuss how interleukin 10 modulation of Th17 helper cells contributes to alphavirus pathogenesis. Click arrow to play Download TWiV 316 (66 MB .mp3, 91 min) Subscribe…

Vincent, Alan, Rich and Kathy discuss the association of a virus with sea star melting disease, and the finding of a phycodnavirus in the oropharynx of humans with altered cognitive functions.

Vincent travels to Albert Einstein College of Medicine where he speaks with Kartik, Ganjam, and Margaret about their work on Ebolavirus entry, a tumor suppressor that binds the HIV-1 integrase, and the entry of togaviruses and flaviviruses into cells.

The TWiVbolans discuss the finding that human noroviruses, major causes of gastroenteritis, can for the first time be propagated in B cell cultures, with the help of enteric bacteria.

Vincent visits the University of Georgia where he speaks with Zhen Fu and Biao He about their work on rabies virus and paramyxoviruses.

The TWiVocytes answer questions about Ebola virus, including mode of transmission, quarantine, incubation period, immunity, and much more.

Tom talks with Vincent about viral central nervous system infections of global importance, Ebola virus, and running the fastest marathon dressed as a doctor.

Tara Smith joins the TWiEBOVsters to discuss the Ebola virus outbreak in west Africa, spread of the disease to and within the US, transmission of the virus, and much more.

The Grand Masters of the TWiV discuss Ebola virus transmission, air travel from West Africa, Ebola virus infectivity on surfaces, the Dallas Ebola virus patient, and Ebola virus in dogs.

Vincent, Alan, and Kathy continue their coverage of the Ebola virus outbreak in West Africa, with a discussion of case fatality ratio, reproductive index, a conspiracy theory, and spread of the virus to the United States.

The TWiV team discusses transmission of Ebola virus, and inhibition of Borna disease virus replication by viral DNA in the ground squirrel genome.

The TWiVers discuss the growing Ebola virus outbreak in West Africa, and an epidemic of respiratory disease in the US caused by enterovirus D68.

At the International Congress of Virology in Montreal, Vincent speaks with Carla and Curtis about their work on RNA interference and antiviral defense in fruit flies, and viruses in the sea, the greatest biodiversity on Earth.

Recording together for the first time, the TWiV team celebrates their 300th podcast at the American Society for Microbiology headquarters in Washington, DC, where Vincent speaks with Dickson, Alan, Rich, and Kathy about their careers in science.

Vincent visits the Rocky Mountain Laboratories in Hamilton, Montana and speaks with Marshall, Sonja, and Byron about their work on tick-born flaviviruses, innate immunity, and prion diseases.

The TWiV gang answers follow-up questions about the Ebola virus outbreak in West Africa, then discuss treatment of disseminated multiple myeloma with oncolytic measles virus.

The TWiVites present an all-ebolavirus episode, tackling virology, epidemiology, and approaches to prevention and cure that are in the pipeline.

The TWiV team reviews the discovery of old vials of smallpox virus at NIH, anthrax and influenza mishaps at CDC, the baby who was not cured of HIV, Cambridge Working Group, and sacking of NSABB members.

Vincent visits Melbourne, Australia and speaks with Melissa, Alex, Gilda, and Paul about their work on HIV infection of the central nervous system, West Nile virus, microbicides for HIV, and the Koala retrovirus.

Vincent visits Medimmune and speaks with Wade, Matt, Nicole, and Ken about why they work in industry and their daily roles in a biotechnology company.

Vincent, Rich, and Kathy and their guests Clodagh and Ron recorded this episode at the 33rd annual meeting of the American Society for Virology at Colorado State University in Ft. Collins, Colorado.

Vincent meets up with Janet Butel and Rick Lloyd at Baylor College of Medicine to talk about their work on polyomaviruses and virus induced stress.

Vinny and the capsids answer listener questions about the definition of life, state vaccination laws, the basic science funding problem, viral ecology, inactivation of viruses by pressure, and much more.

The Twivsters discuss how reverse transcriptase encoded in the human genome might produce DNA copies of RNA viruses in infected cells.

Vincent and Alan meet up with Julie and Paul at the General Meeting of the American Society for Microbiology in Boston, to talk about their work on the pathogenesis of poliovirus and measles virus.

Vincent meets up with XJ and Sarah at Virginia Tech to talk about their work on viruses of swine and rotaviruses.

The TWiV team reviews a meta-analysis of clinical trial reports on using Tamiflu for influenza, and suggestions on how to rescue US biomedical research from its systemic flaws.

The TWiVmeisters answer listener email about the NEIDL, negative results, patenting MERS-coronavirus, human papillomavirus transmission, canine distemper virus, and much, much more.

Vincent, Alan, and Kathy reveal how a retrovirus in the human genome keeps embryonic stem cells in a pluripotent state, from where they can differentiate into all cells of the body.

Vincent meets up with Susan Baker and Tom Gallagher at Loyola University to talk about their work on coronaviruses.

The TWiV team discusses recent cases of polio-like paralysis in California, and the virome of 14th century paleofeces.

The TWiV team describes aphid control by using a viral capsid protein to deliver a spider toxin to plants, and a human endogenous retrovirus that enhances expression of a neuronal gene.

Vincent and Rich discuss avian influenza virus and an antiviral drug against smallpox with Dennis and Yoshi at the ASM Biodefense and Emerging Diseases Research Meeting in Washington, DC.

Vincent, Alan, Kathy, and Ashlee discuss fomites in physicians offices, plant virus factories involved in aphid transmission, and clues from the bat genome about flight and immunity.

Vincent, Alan, Rich and Kathy review a protease essential for influenza pathogenesis in mice, and directionality of rhinovirus RNA exit from the capsid.

Vincent, Alan, and Kathy discuss finding viruses in outer space, varying results obtained from personal genetic testing, and depletion of CD4 cells during HIV infection by pyroptosis.

Ben joins the TWiV team to reveal the winner of his contest in which influenza viruses carrying different interferon-stimulated genes vie against one another in mice.

Hosts: Vincent Racaniello and James Van Etten Guests: Chantal Abergel and Jean-Michel Claverie Vincent meets up with Chantal and Jean-Michel at the first International Symposium on Giant Virus Biology in Tegernsee, Germany, to discuss their work on Mimivirus,…

Vincent visits the University of Wisconsin, Madison and speaks with Tom, Tony, and David about their work on virus discovery at the AIDS Vaccine Research Laboratory.

Matt joins the TWiV team to discuss the discovery of a SARS-like coronavirus in bats that can infect human cells, and what is going on with MERS-coronavirus.

The TWiV team consider how the kinase mTOR modulates the antibody response to provide broad protection against influenza virus, and explore the problems with scientific research.

Vincent, Dickson, Alan, Rich, and Kathy review two papers that present evidence for RNA interference as an antiviral immunity mechanism in mammals.

Vincent and Rich visit the University of Texas at Austin and meet up with Bob and Chris to talk about their work on influenza virus and microRNAs.

Vincent, Dickson, Alan, and Kathy review clearance of simian immunodeficiency virus infection from macaques by immunization with SIV proteins encoded in a rhesus cytomegalovirus vector.

In this second consecutive all-email episode, the complete TWiV team reads questions and comments from listeners about systemic antiviral responses, wild type poliovirus in Israel, Turkish scientists, viral symbiotes, and much more.

The complete TWiV team reads email from listeners about anti-vaccine activists, a career in microbiology, placentas, a virology textbook, the HeLa cell genome, norovirus, and much more.

The complete TWiV crew reviews work on MERS-coronavirus, including serological studies in camels, production of an infectious DNA clone, and identification of an interferon antagonist.

Vincent and Robert recorded this episode at the 53rd ICAAC in Denver, where they talked about polyomaviruses.

Vincent, Dickson, and Rich reveal how experiments with a malaria parasite lead to the introduction of a mammalian retrovirus into birds.

Vincent, Alan, Rich, and Kathy discuss the huge Pandoravirus, virologists planning H7N9 gain of function experiments, and limited access to the HeLa cell genome sequence.

This episode of TWiV was recorded before an audience at the Beth Israel Deaconess Medical Center, where Vincent and Alan spoke with Dan and Jeff about AIDS vaccines.

On this episode of TWiV, which was recorded before a large enthusiastic audience at the annual meeting of the American Society for Virology, Vincent, Rich, and Kathy speak with Rebecca and Christiane about their work on metapneumoviruses and noroviruses.

The complete TWiV team talks about how two different viruses shape the evolution of an essential housekeeping protein.

Vincent, Alan, Rich and Kathy review how human placental trophoblasts confer viral resistance via exosome-mediated delivery of microRNAs, and isolation of the first human influenza virus in 1933.

Vincent travels to the University of Vermont to talk with Markus and Jason about their work on HIV, influenza virus, arenaviruses and hantaviruses.

Matt joins Vincent, Alan, and Rich to summarize what we know and what we do not know about the MERS coronavirus.

Hosts: Vincent Racaniello and Rich Condit Guest: Michael Emerman Vincent and Rich recorded this episode at the Fred Hutchinson Cancer Research Center in Seattle, WA, where they met up with Michael to talk about his work on…

Vincent and Rich recorded this episode before an audience at the 2nd Li Ka Shing Institute of Virology Symposium at the University of Alberta, where they spoke with Dave, Stan, and Lorne about their work on poxvirus vaccines and recombination, an enveloped picornavirus, antivirals against hepatitis B and C viruses, and supporting virology research in Alberta.

Vincent and Kathy recorded this episode before an audience at the 2013 General Meeting of the American Society for Microbiology in Denver, Colorado, where they spoke with Nels and Tom about their work on the evolution of virus-host conflict and how viruses influence the cell metabolome.

Vincent, Rich, Alan and Kathy review aerosol transmission studies of influenza H1N1 x H5N1 reassortants, H7N9 infections in China, and the MERS coronavirus.

Vincent meets up with Roberto, Reuben, Lou, and Leslie at the University of Minnesota to talk about their work on HIV-1, APOBEC proteins, measles virus, and teaching virology to undergraduates.

Vincent visits the University of California at Berkeley and speaks with Britt Glaunsinger and Eva Harris about their work on Kaposi’s sarcoma associated herpesvirus and dengue virus.

The complete TWiV team reviews the controversial publication of the HeLa cell genome, a missing vial of Guanarito virus in a BSL-4 facility, and human infections with avian influenza H7N9 virus.

Vincent, Rich, and Kathy read listener comments and questions on viral oncotherapy, science communication, a functional HIV cure in an infant, and much more.

Vincent, Alan, and Kathy discuss new influenza virus NA inhibitors, detection of EEEV antibody and RNA in snakes, and replication of the coronavirus EMC in human airway epithelial cells.

Vincent and Rich meet up with Anthony S. Fauci, MD, Director of the National Institute of Allergy and Infectious Diseases.

Hosts: Vincent Racaniello, Alan Dove, and Kathy Spindler Vincent, Alan, and Kathy review the finding that rabies virus infection alters but does not kill neurons, and provide an update on the novel coronavirus in the Middle…

Vincent, Alan, and Kathy discuss how coagulation factor X binding to adenovirus activates the innate immune system, and a novel polyomavirus associated with brain tumors in raccoons.

The TWiVerers answer listener email about genetically modified chickens, a hendra vaccine for horses, online education, curing color blindness, Roosevelt and polio, Th cells, and much more.

The TWiV four discuss an mRNA-based influenza vaccine, and a phage tubulin that forms a filamentous array in the host cell that is needed for positioning viral DNA.

The complete TWiV team reviews identification of the cell receptor for hepatitis B and D viruses, and the cell enzyme that cleaves the genome-linked protein from picornaviral RNA.

Vincent, Dickson, Alan, and Kathy answer listener email about deformed wing virus, West Nile virus, FluMist, influenza in Canada, viruses and the tree of life, and more.

Vincent, Alan, Dickson, and Kathy discuss how the innate immune response to viral infection influences the production of pluripotent stem cells, and the diverse mobilome of giant viruses.

Vincent, Alan, Matt and Kathy review isolation of a new coronavirus from two patients in the Middle East, and expansion of the enteric virome during simian AIDS.

Vincent travels to the University of Nebraska to meet with members of the Nebraska Center for Virology and discuss their work on algal viruses, plant viruses, HIV and Kaposi’s sarcoma herpesvirus.

Vincent, Alan, Rich, Dickson, and Kathy answer reader email about rabies, xenotransplantation, poliovirus, Ph.D. programs, mosquitoes, and much more.

Vincent, Alan, and Rich celebrate the 200th episode of TWiV by visiting the National Emerging Infectious Diseases Laboratories at Boston University Medical Center, where they meet with Elke, Paul, and Ron to talk about building and working in a BSL4 facility.

Vincent, Alan, Rich, and Kathy discuss recent outbreaks of hantavirus pulmonary syndrome in Yosemite National Park and novel swine-origin influenza in the US midwest, and isolation of the Heartland virus from two patients in Missouri with severe febrile illness.

The TWiVites meet with Mark Stenglein and Joseph DeRisi to discuss their discovery of a novel arenavirus in snakes with inclusion body disease.

The complete TWiV team meets with Ken Stedman to discuss the discovery in Boiling Spring Lake of a DNA virus with the capsid of an RNA virus.

Vincent, Rich, Carolyn, and Sara recorded TWiV at the 31st Annual Meeting of the American Society for Virology in Madison, where they discussed genetic conflict between viral and human genes, and how the placenta protects the fetus against viral infection.

Vincent, Alan, and Rich answer listener email about bioinformatics, insects, influenza, laboratory classes, commensalism, reproducibility of data, and more.

Nissin joins the TWiV crew to discuss an outbreak of lethal disease among Cambodian children, and recombination among attenuated herpesvirus vaccines leading to pathogenic viruses.

Vincent returns to the Centre for Virus Research at the University of Glasgow and meets with postdocs to discuss their science and their careers.

Vincent travels to Scotland to meet with members of the Centre for Virus Research at the University of Glasgow to discuss their work on hepatitis C virus and jaagsiekte sheep retrovirus.

Vincent and Rich discuss recovery of a hepatitis B viral genome from a 16th century Korean mummy, and personal omics profiling of an individual over a 14 month period.

Vincent visits with members of the Department of Microbiology and Immunology at Northwestern University School of Medicine to discuss their work on herpesviruses and parainfluenzaviruses.

Vincent, Rich, and Alan consider how to reform the scientific enterprise to make it more effective and robust.

Gertrud joins the TWiVoners to review how dengue virus infection of mosquitoes alters blood feeding behavior, and gene therapy as practiced by parasitoid wasps.

A discussion of avian influenza H5N1 transmission experiments in ferrets and novel bunyaviruses at the 2012 Spring Conference of the Society for General Microbiology in Dublin, Ireland.

Vincent, Alan, and Rich answer listener email about MS, CFS, EBV, B cells, virii, influenza B, scientific papers, and more.

Vincent, Alan, and Matt discuss herpes simplex encephalitis in children with innate immune deficiency, and the local response to microneedle-based influenza skin immunization.

Vincent, Alan, and Rich consider whether pet dogs might transmit human noroviruses, and an RNA virus microRNA that might be involved in oncogenesis.

Vincent and Kathy discuss how a virus may cause disease distant from its replication site, then review a day in the life of a senior microbiology professor.

Alan, Rich, and Dickson discuss Edward Jenner’s paper on cowpox vaccine, then move 200 years later to modern vaccines against norovirus, influenza H5N1, and more.

Vincent, Dickson, Rich, and Alan answer listener questions about XMRV, cytomegalovirus, latency, shingles vaccine, myxomavirus and rabbits, and more.

Vincent, Dickson, Rich, and Alan review the 100 year old finding by Peyton Rous of a transmissible sarcoma of chickens, a discovery that ushered in the era of tumor virology.

Vincent, Rich, and Alan continue Virology 101 with a discussion of transcription, the process of making mRNA from a DNA template.

Vincent, Rich, Alan and Gabriel review the production of antibodies by B cells, and how high affinity antibodies are selected in the germinal centers of lymph nodes.

The TWiV team speaks with Patrick Moore about his discovery, with Yuan Chang, of two human tumor viruses, Kaposi’s sarcoma herpesvirus and Merkel cell polyomavirus.

Vincent, Alan, and Rich review concern over an influenza H5N1 transmission experiment, and a new host defense protein against RNA viruses.

Vincent and Rich visit the Microbiology and Immunology Department at the University of Michigan Medical School, and speak with Alice and Kathy about their work on HIV genome dimerization, and packaging and pathogenesis of mouse adenovirus.

Vincent, Rich, and Dickson review a meta-analysis on influenza vaccine, a killer virus in fungi that selects against RNAi, and the use of armed and targeted poxviruses for oncolytic virotherapy.

Vincent, Grant, Eurico, Paulo, Francisco and Janice discuss their work on bocavirus, infectious bronchitis virus, begomoviruses, and circoviruses at the Brazilian Virology Society meeting in Atibaia, São Paulo, Brazil.

Vincent, Dickson, and Rich meant to do an all-email episode, but first they review results of the Blood XMRV Scientific Research Working Group, and partial retraction of the paper associating XMRV with chronic fatigue syndrome.

Vincent, Rich, Mark, and Trine discuss science and medicine in journalism and the eradication of poliovirus at the 51st Interscience Conference on Antimicrobial Agents and Chemotherapy (ICAAC).

Vincent, Philip, David, and Priscilla recorded this episode before an audience at the Harvard Virology Program Annual Retreat, where they discussed negative strand RNA viruses, a vaccine against herpes simplex virus type 2, lipidomics of viral infection, and science communication.

Vincent, Rich, and Abbie review a broad spectrum antiviral protein, and selective pressure applied by a failed HIV-1 vaccine.

Vincent, Rich, and Alan discuss live blogging of scientific meetings, the current outbreak of Hendra virus is Australia, and using zinc finger nucleases to make HIV-resistant CD4 cells.

Vincent, Rich, Julie and Stacey recorded TWiV at the 30th Annual Meeting of the American Society for Virology in Minneapolis, where they discussed the role of neutralizing antibodies in protection against HIV-1 infection, and astroviruses, agents of gastroenteritis.

Vincent, Rich, and Alan discuss a method for identifying viruses of individual environmental bacteria, and the using a picornavirus for oncotherapy.

Matt Evans joins Vincent, Rich, Dickson, and Alan to deconstruct a mouse model for hepatitis C virus infection.

Vincent, Alan, and Dickson discuss the reduction in genome size of Mimivirus upon passage in amoeba, and analysis of the microbiome of honeybees.

Vincent meets up with Raul Andino in San Francisco to discuss the RNAi-based antiviral defense system of Drosophila, the fruit fly, and how it is antagonized by viruses.

The TWiV team speaks with Amit Kapoor and Ian Lipkin about how they discovered canine hepacivirus, and its implications for the origin and evolution of hepatitis C virus.

Retrovirologist Stephen Goff joins Vincent, Rich, and Alan for a discussion of recent papers on the retrovirus XMRV and its association with chronic fatigue syndrome and prostate cancer.

Vincent and guests Rachel Katzenellenbogen, Roger Hendrix, and Harmit Malik recorded TWiV #135 live at the 2011 ASM General Meeting in New Orleans, where they discussed transformation and oncogenesis by human papillomaviruses, the amazing collection of bacteriophages on the planet, and the evolution of genetic conflict between virus and host.

Vincent, Rich, Alan, and Dickson discuss the cellular reservoir of HIV-1 with Kathleen Collins, MD, PhD.

Vincent, Rich, Alan, and Dickson speak with Alfred Sacchetti, MD, Chief of Emergency Services at Our Lady of Lourdes Medical Center, about viral infections encountered in the emergency room.

Vincent, Alan, Dickson and Rich answer listener questions about XMRV, yellow fever vaccine, virus-like particles, West Nile virus, amyotrophic lateral sclerosis and human endogenous retroviruses, multiplicity of infection, and how to make a poxvirus.

Vincent, Alan, Dickson and Welkin review how a virus regulates the severity of mucocutaneous leishmaniasis, virophage control of antarctic algal host-virus dynamics, and human metapneumovirus infection in gorillas.

Vincent, Alan, and Rich explore a novel bunyavirus isolated in China, the recent polio outbreak in Republic of the Congo, and cell to cell transmission of a retrovirus by biofilm-like extracellular assemblies.

This Week in Virology and Futures in Biotech join together in a science mashup to talk about a virophage at the origin of DNA transposons, and unintended spread of a recombinant retrovirus.

Vincent, Dickson, Alan, Rich, and Grant discuss a tanapoxvirus protein that inhibits tumor necrosis factor, purging tumors with myxoma virus, and destruction of the last known stocks of smallpox virus.

The complete TWiV crew teams up with Welkin Johnson to explore the other AIDS epidemic, infection of monkeys with simian immunodeficiency virus, and its restriction by the cellular protein TRIM5.

A conversation about careers in virology, systems biology, innate immunity, and antiviral research recorded at the University of Washington in Seattle.

Vincent, Rich, and Ed discuss the transition from academic scientist to government work, the general program of drug and vaccine development in the biodefense world and at BARDA, and career opportunities for scientists in government.

Vincent, Alan, and Rich answer listener questions about vaccinia virus, fungal viruses, synthetic viruses, influenza vaccine, HeLa cells, multiplicity of infection, and much more.

Vincent, Dickson, Alan, and Rich review an adenovirus-based vaccine strategy against drug addiction, a field trial of RNAi to prevent Israeli acute paralysis virus infection in honeybees, and suppression of avian influenza transmission in transgenic chickens.

Vincent, Alan, Rich and Marc discuss the finding that a limited number of incoming herpesviral genomes can replicate and express in a cell, and controlling viral replication in Aedes aegypti with a Wolbachia symbiont.

Vincent, Alan, and Rich discuss the retrovirus XMRV with retrovirologist Alan Rein of the National Cancer Institute.

Vincent, Alan, and Rich review the making of a virulent poxvirus by insertion of the gene encoding IL-4, and severe 2009 H1N1 influenza due to pathogenic immune complexes.

Vincent, Alan, Rich, and Dickson discuss bacteria that can utilize arsenic in place of phosphorus, the passing of Frank Fenner, polio outbreak in The Congo, solving criminal cases of HIV transmission, and classifying viruses by capsid structure.

Vincent visits Mexico City and speaks with Rosa Maria del Angel and Ana Lorena Gutiérrez about virology in Mexico, and their work on dengue and caliciviruses.

Vincent, Alan, Rich, and Saul review the evolution of HIV-1 specific recombinases, and down-regulation of a host microRNA by a viral noncoding RNA.

Vincent, Dickson, and Rich continue Virology 101 with a second installment of their discussion of how viruses with DNA genomes replicate their genetic information.

A conversation about the RNA sensor RIG-I, adenovirus gene therapy, a universal influenza vaccine, and rabies virus, recorded in Munich, Germany at the SFB455 symposium ‘Viral offense and immune defense’.

Hosts: Vincent Racaniello, Alan Dove, Rich Condit, Dickson Despommier, and Hamish Young Vincent, Alan, Rich, Dickson, and Hamish review the three-dimensional structure of adenovirus, and the role of adenovirus type 36 in obesity. Click the…

On episode 99 of the podcast This Week in Virology, Vincent tours the 50th Interscience Conference on Antimicrobial Agents and Chemotherapy (ICAAC) in Boston, speaking with exhibitors and visitors, including Professors Derek Smith, Michael Schmidt, Frederick Hayden, and Myra McClure.

Vincent, Alan, and Rich review the finding of murine leukemia virus-related sequences in the blood of CFS patients and healthy donors, laboratory inventories for wild poliovirus containment, weaving high-performance viral batteries into fabric for the military, and a case of human rabies in Indiana.

During a trip to California, Vincent visited Peter Sarnow and Bert Semler and spoke with them about their work on internal ribosome entry, and the requirement for a cellular microRNA for hepatitis C virus replication.

Vincent, Dickson, and Rich continue Virology 101 with a discussion of how viruses with DNA genomes replicate their genetic information.

Vincent, Dickson, Alan, and Rich consider the end of the influenza H1N1 pandemic, dengue in Florida, vaccinia virus infection in Brazilian monkeys, and viruses in the faecal microbiota.

Vincent, Alan, and Rich speak with Ila Singh about the new human retrovirus XMRV, and how her laboratory is studying its association with prostate cancer and chronic fatigue syndrome.

Vincent, Alan, and Rich answer listener questions about lab procedures, prokaryotes, endogenous retroviruses, the iPad and teaching, prions, mimivirus, splitting water with viruses, and the polio outbreak in Tajikistan.

Vincent, Rich, Karla, and Marilyn recorded TWiV at the 29th Annual Meeting of the American Society for Virology in Bozeman, where they discussed plant viruses and how they make plants resistant to adverse conditions, and identification of dominant negative drug targets.

Vincent, Dickson, Alan, Rich and Welkin discuss the nature, origin, and evolution of endogenous retroviruses (ERVs), and the recent finding of endogenous filovirus genomes in mammals.

Vincent, Alan, Rich and Eric discuss identification of viruses in Northeastern American bats, vaccinia virus infection after sexual contact with a military vaccinee, and identification of a new flavivirus from an Old World bat in Bangladesh.

Vincent and Alan review recent findings on the association of the retrovirus XMRV with ME/CFS, reassortment of 2009 pandemic H1N1 influenza virus in swine, and where influenza viruses travel in the off-season.

Vincent and Rich spoke with Dave Bloom and Grant McFadden about their work on herpesviruses and poxviruses in this episode recorded before an audience at the University of Florida, Gainesville – home of the Gators.

Vincent, Alan, Rich, and special guest Dr. Kirsten Sanford talk about her career in science media, then consider whether smallpox eradication led to the AIDS pandemic, high fidelity RNA synthesis, and a new Ebola virus vaccine.

Vincent and Rich talk about how thymic selection of T cells might lead to better control of HIV-1 infection, and a mouse model for severe antibody-induced dengue virus disease.

Vincent and Rich answer listener questions on viruses and gluten allergy, RNA silencing, influenza virus, herpes simplex virus, HIV/AIDS, chronic fatigue syndrome, manicure salons, and the koala tea of Marseilles.

Vincent and Alan converse about making published science accessible to everyone, global eradication of poliomyelitis, and whether a plant virus can cause disease in humans.

Vincent, Alan, Dickson, and Rich talk about treating arthritis with a tanapox virus protein, Darwinian evolution of prions in cell culture, and the connection between cold weather fronts and outbreaks of avian H5N1 influenza in Europe.

Vincent, Alan, and Rich revisit circovirus contamination of Rotarix, then discuss poxvirus-like replication of mimivirus in the cell cytoplasm, and whether seasonal influenza immunization increases the risk of infection with the 2009 H1N1 pandemic virus.

Vincent, Alan, and Matt review contamination of Rotarix with circovirus DNA, antigenic similarity between 1918 and 2009 H1N1 influenza, a collection of rabies reports, and chicken pox mistaken for smallpox in Uganda.

Vincent, Dickson, and Rich discuss multipotent progenitor bone marrow cells as a reservoir of HIV-1, integration of HHV-6 into telomeres, and dispersal of West Nile virus across the US by mosquitoes.

This week the TWiV team explains CRISPR/Cas, the immune system of bacteria and archaea, how novel viruses are discovered by deep sequencing of small RNAs, and the relationship between dry weather and outbreaks of West Nile virus infection.

Vincent, Dickson, Alan, and Rich answer listener questions about maternal infection and fetal injury, viral gene therapy, eyeglasses and influenza, filtering prions from blood, eradication of rinderpest, Tamiflu resistance of H1N1 influenza, bacteriophages and the human microbiome, H1N1 vaccine recalls, human tumor viruses, RNA interference, and junk DNA.

Vincent, Dickson, and Alan consider a broad spectrum antiviral against enveloped viruses, how a plant virus induces chemical signals in the host to maximize its spread, a new way to preserve viral vaccines at tropical temperatures, and the continuing story of XMRV and chronic fatigue syndrome.

Vincent, Alan, and Rich review recent outbreaks of mumps in the UK, US, and Israel, protection of mice against 2009 H1N1 influenza A virus by 1918-like and classical swine H1N1 vaccines, and a virus-like particle vaccine for chikungunya virus.

Vincent, Alan, and Rich are enthralled by movies of vaccinia virus plaque formation, then consider how repulsion of superinfection virions leads to rapid virus spread, and a therapeutic prostate cancer vaccine.

Vincent, Alan, and Marc talk about chronic wasting disease of deer caused by prions, blocking the semen-derived enhancer of HIV infection with surfen, and making green transgenic rabbits using a lentiviral vector.

Vincent and Dickson continue virology 101 with a discussion of information flow from RNA to DNA, a process known as reverse transcription, which occurs in cells infected with retroviruses, hepatitis B virus, cauliflower mosaic virus, foamy viruses, and even in uninfected cells.

Vincent, Alan, and Matt discuss a project to study the RNA virome of Northeastern American bats, failure to detect XMRV in UK chronic fatigue syndrome patients, and DNA of bornavirus, an RNA virus, in mammalian genomes.

Vincent, Alan, and Rich talk about US government contract for freeze-dried smallpox vaccine, red squirrels in the UK threatened by poxvirus, and Marseillevirus, another DNA virus from amoebae built for comfort and speed.

Vincent, Dickson, and Alan discuss STEP HIV-1 vaccine failure caused by the adenovirus vector, presence of West Nile virus in kidneys for years after initial infection, adaptation of the influenza viral RNA polymerase for replication in human cells, and the significance of the D225G change in the influenza HA protein.

Vincent and Dick muse about the symbiotic bacterium, Wolbachia, that protects flies from viral infection, the origin of 2009 influenza H1N1 virus, and the lure of original antigenic sin.

Vincent and Dick continue Virology 101 with a discussion of how RNA viruses produce mRNA and replicate their genomes.

A TWiV panel of five considers the finding of Streptococcus pneumoniae in fatal H1N1 cases in Argentina, hysteria in the Ukraine over pandemic influenza, and human vaccinia infection after contact with a raccoon rabies vaccine bait.

Vincent, Dick, and Alan are joined by emergency medicine physician Dr. Joshua Stillman to talk about passive antibody therapy for Nipah infection in ferrets, annual influenza immunization of children, facemasks to prevent influenza, predicting dengue outbreaks by the weather, and the amazing viral communities in an icy Antarctic lake.

Vincent, Dick, Alan, and Cliff answer questions from listeners on swine influenza origins, transmission, virulence, and vaccines, HIV and AIDS, and more.

The largest TWiV panel ever assembled takes on XMRV and chronic fatigue syndrome, 2009 chemistry Nobel prizes for ribosome structure, finding new poxvirus vaccine candidates, a brouhaha over leaked Canadian data on influenza susceptibility, and transmission of H1N1 influenza to a pet ferret.

Vincent speaks with Lynn Enquist about his career in virology, moving from academia to industry and back. Along the way he did pioneering research on bacteriophage, participated in the birth of recombinant DNA technology, and studied herpesviruses.

Vincent, Dick, and Alan talk about Nobel prizes for telomere research, bacteriophages that protect aphids from wasps, salicylates and pandemic influenza mortality, and hand washing.

Vincent, Dick, and Alan (with a cameo appearance by Rich Condit) review the world’s largest Phase III study of a complex HIV vaccine candidate in Thailand, immunization of salmon against infectious salmon anemia virus, and an outbreak of blueberry shock virus in Michigan.

Vincent and Jason review influenza 2009 H1N1 vaccine trials and protection against the virus conferred by the 1976 swine flu vaccine, then move on to a virus called XMRV and its possible role in prostate cancer.

Vincent and Dick continue Virology 101 with a discussion of the seven different types of viral genomes, and how to use the pathway to mRNA to understand viral replication.

Vincent, Dick, Alan and Rich revisit a vaccinia virus lab accident and viral vaccines produced in plants, then talk about an iPhone app to track infectious diseases, flying foxes, and an inhaled measles vaccine.

Vincent and Dick discuss influenza virus-like particle vaccines produced in insect and plant cells, rapid sharing of influenza research, and answer listener questions about cytomegalovirus, viral evolution and symbiosis and much more.

Vincent and Dick continue virology 101 with a discussion of virus entry into cells, then answer reader email on colony collapse disorder and viruses that confer a benefit to their host.

Vincent, Dick, Alan, and Jennifer Drahos tackle the Hendra virus disease outbreak in Australia, AIDS-like disease in wild chimps, return of polio type 2 in Nigeria, the influenza pandemic wave, and rabies in three countries.

Vincent, Dick, Alan, and Jennifer Drahos consider Marburg virus in Egyptian fruit bats, bacterial citrus pathogen found in shipping facility, canine parvovirus in Michigan, Relenza-resistant influenza virus, new HIV from gorillas, and public engagement on H1N1 immunization program.

Vincent and Dick explain virus classification, and revisit the 1976 swine flu immunization campaign and Guillain-Barré syndrome.

Vincent, Dick, Alan, and Delthia Ricks discuss a new influenza virus-like particle vaccine, dog flu, ultrasensitive pen-sized virus detector, imported rabies in the US, Crimean-Congo hemorrhagic fever, and next season’s flu vaccines.

Vincent, Dick, Alan and Rich Condit chat about infectious salmon anemia virus, virus-resistant grapevines, virulence of pandemic H1N1 influenza virus, origin of 1918 influenza virus, holy water ban to halt influenza, frequency of human WU and KI polyomavirus infection, rabies in China, and host species of sin nombre virus.

Vincent, Dick, and Alan consider Reston ebolavirus in swine, historical perspective of H1N1 influenza virus emergence and circulation, Tamiflu-resistant H1N1, Tamiflu in Japanese river waters, transmission of H1N1 virus in ferrets, and pneumonia and respiratory failure from H1N1 in Mexico.

Vincent and Glenn Rall chat about koi herpesvirus, H1N1 influenza vaccine produced in insect cells, attack by a rabid raccoon, and measles.

Vincent, Alan, and Eric Freed talk about vesivirus contamination of bioreactors, pandemic influenza, maximizing the effect of vaccination by targeting children, chikungunya virus, and open access scientific journals.

Vincent, Alan, Dick, and Hamish Young discuss the 2009 influenza pandemic, first 2009 H1N1 vaccine, hunting mosquitoes with midges, vaccine-associated polio in India, and adenoviruses.

Vincent, Alan, Dick, and Richard Kessin talk about Lujo virus, a new arenavirus, influenza, WHO rewriting pandemic rules, adjuvants, and a brief history of microbiology.

Vincent, Alan, and Stephen Morse discuss progressive vaccinia in a smallpox vaccinee, arsenic and influenza in mice, facemasks and flu transmission, and antigenic and genetic analyses of the new H1N1 influenza virus.

Vincent, Alan, Dick, and Raul Andino recorded TWiV live at the ASM General Meeting in Philadelphia, where they discussed increased arterial blood pressure caused by cytomegalovirus infection, restriction of influenza replication at low temperature by the avian viral glycoproteins, first isolation of West Nile virus in Pennsylvania, and current status of influenza.

Vincent, Alan, and Raul Rabadan converse about polio survivors in iron lungs, bocavirus, structure of mimivirus, and genome sequence analysis of influenza H1N1 viruses.

On this special episode of TWiV, Vincent and Dr. Peter Palese, noted influenza expert, discuss the origin and pandemic potential of the new H1N1 influenza virus.

Vincent, Dick, Alan, and Hamish Young focus on the new H1N1 influenza virus, which originated in swine and is likely to be the next pandemic strain.

Vincent, Dick, and Alan talk about insect and human dengue virus host proteins, equine vaccine for WNV and EEEV, return of swine flu to humans, spread of polio in Africa, and listener email.

Vincent, Dick, Alan, and Eric F. Donaldson discuss a new test for influenza H5N1, poliovirus in Minnesota, Koala retrovirus, batteries made from viruses, and SARS.

Vincent, Dick, Alan, and Saul Silverstein revisit an ebolavirus needlestick accident, and discuss the role of TLR3 in formation of Negri bodies, a New England college closed by norovirus gastroenteritis, hand, foot, and mouth disease outbreak in China, and the exit of herpes simplex virus from latency by synthesis of VP16.

Vincent, Alan, and Rich Condit converse about induction of polyomavirus replication in multiple sclerosis patients treated with the MS drug Tysabri, the extent of human polyomavirus infection, selection of influenza vaccines for the 2009-10 season, cowpox virus transmission from animals to humans, vaccinia-like virus infecting humans and cattle in Brasil, and poxviruses.

Vincent, Alan, and Luis talk about rabies in Viet Nam and Angola, needle-stick infections with ebolavirus and West Nile virus, and viral evolution.

Vincent, Alan, and Hamish Young discuss bacteriophages in viral vaccines, enteroviruses and diabetes, inhibition of Hendra and Nipah virus replication by the malaria drug chloroquine, and viroids.

Vincent, Dick, and Alan review a new macaque model for HIV-1 infection, a possible role for Epstein-Barr virus in multiple sclerosis, accidental release of H5N1 by a vaccine company, resistance of frogs to virus infection, and extreme virology – the biggest and smallest viruses and viral genomes.

Vincent and Chris Upton converse about hepatitis B in India, AIDS gene therapy with a ribozyme, antibodies that neutralize many influenza virus strains, killing tumors with vaccinia virus, myxoma virus of rabbits, and the Viral Bioinformatics Resource Center.

Vincent, Dick, Alan, and Max Gottesman discuss an unusual wasp-virus symbiosis, influenza transmission and absolute humidity, how mosquitoes survive Dengue virus infection, and viruses of bacteria.

Vincent, Dick, Alan, and Matt Evans converse about TED, the Wakefield autism controversy, 99 rhinovirus sequences, Marburg in the USA, and hepatitis C virus.

Vincent and Alan discuss cap-snatching by the hantavirus N protein and the influenza virus endonuclease, HIV-1 and Ebola virus antagonism of tetherin, and influenza pneumonia.

Vincent, Dick, and Alan discuss adenovirus type 36 and obesity, new influenza antiviral drugs, viral hemorrhagic septicemia virus of fish, and Ebola virus in pigs and pig farmers in the Phillipines.

Vincent and Jeremy, in Saanen, Switzerland, review the 19th Challenge in Virology meeting, and implications of a new HIV-1 sequence from 1960 for the origin of AIDS.

Vincent and Alan talk about President-elect Obama’s choices for his science advisors, SARS sensationalism, a new enteric picornavirus, and the top 10 virology stories of 2008.

Vincent, Alan, and Jeremy discuss why certain AIDS patients, called ‘elite controllers’ or ‘long-term non-progressors’, do not develop disease, why mosquitoes infected with Sindbis virus remain healthy, and the continuing outbreaks of norovirus gastroenteritis.

Vincent, DIck, and Alan chat about reconstruction of a bat SARS-like coronavirus, herpesviruses that are killing elephants in zoos, and a plan to eradicate AIDS in ten years.

Vincent and Dick recall the discovery of Lassa virus in Africa in 1969. A non-fictional account of the story, ‘Fever’, written by John G. Fuller and published in 1974, inspired Vincent to become a virologist. Part of the story took place at Columbia-Presbyterian Hospital (now Columbia University Medical Center), where both Vincent and Dick are employed. Dick remembers many of the key players in this medical drama.

Vincent, Dick, and Aidan discuss how viral infections play prominent roles in notable video games. Three games are discussed: World of Warcraft, Pandemic II, and Bioshock.

Vincent and Saul discuss infection, latency, and reactivation by members of the herpesvirus family of viruses.

Vincent and Dickson review the biology and pathogenesis of rabies virus.

Vincent and Dickson review the biology and pathogenesis of dengue virus.

Vincent and Dickson discuss the biology and pathogenesis of poliovirus infection and the plan to eradicate the virus from the planet.

Vincent and Dickson launch a new science podcast with a description of the emergence and spread of West Nile virus in the United States.