This Week in Virology - podcast cover

This Week in Virology

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

Episodes

TWiV 1145: Heartbeats and hoofbeats

TWiV reviews a case of polio in Gaza, more Mpox, COVID-19 boosters, effectiveness of Ebola virus vaccine, measles cases across the US, an endogenous retroviral envelope protein that regulates human cardiomyocyte development, and submergence of an encephalitic alphavirus caused by receptor shifts. Hosts: Vincent Racaniello , Alan Dove , Rich Condit , and Kathy Spindler Subscribe (free): Apple Podcasts , Google Podcasts , RSS , email Become a patron of TWiV! Links for this episode MicrobeTV Discor...

Sep 01, 20241 hr 45 minEp. 1145

TWiV 1144: Clinical update with Dr. Daniel Griffin

In his weekly clinical update, Dr. Griffin discusses Dr. Fauci’s case of West Nile virus, polio vaccine campaign develops in Gaza, disease that associates with Oropouche virus, mpox: vaccines, clinical trial for mpox antiviral and the WHO strategic preparedness and response plan before reviewing the recent statistics on SARS-CoV-2 infection, how to obtain free COVID tests, EUA for updated Novavax COVID vaccine, ISDA support of and where to find PEMGARDA, breakthrough infections when administerin...

Aug 31, 202452 minEp. 1144

TWiV 1143: SARS-CoV-2 gone wild, with a side of rice

TWiV discusses WHO declaration of Mpox as a public health emergency of international concern, Sweden reports first case of clade 1b outside of Africa, can household pets be productively infected with monkeypox virus, widespread exposure to SARS-CoV-2 in wildlife communities, and modulation of plant defenses by insect salivary GAPDH benefits viral transmission. Hosts: Vincent Racaniello , Dickson Despommier, Alan Dove , Rich Condit , and Kathy Spindler Subscribe (free): Apple Podcasts , Google Po...

Aug 25, 20241 hr 48 minEp. 1143

TWiV 1142: Clinical update with Dr. Daniel Griffin

In his weekly clinical update, Dr. Griffin discusses global transmission of mpox, the different clades of the virus and associated pathogenesis, vaccination vs antiviral therapy against mpox and the US’s aid response for controlling the African outbreak before reviewing the recent statistics on SARS-CoV-2 infection, authorization and approval of updated COVID vaccines, the economic benefit of an annual COVID vaccine and if the first updated vaccines against XBB.1.5 were effective, where to find ...

Aug 24, 202452 minEp. 1142

TWiV 1141: Being green with the Red Queen

TWiV discusses the spread of monkeypox virus clade 1b in Africa, COVID drops to tenth leading cause of death in the US, response to detection of poliovirus in Gaza, mechanism of MIS-C after SARS-CoV-2 infection, neonatal Fc receptor is a pan-arterivirus receptor, and antiviral immunity in plants mediated by protein arginine methyltransferase 6. Hosts: Vincent Racaniello , Dickson Despommier, Rich Condit , and Brianne Barker Subscribe (free): Apple Podcasts , Google Podcasts , RSS , email Become ...

Aug 18, 20241 hr 43 minEp. 1141

TWiV 1140: Clinical update with Dr. Daniel Griffin

In his weekly clinical update, Dr. Griffin discusses the harms of perpetuating the lab leak hypothesis and the recent ACIP recommendations for the RSV vaccine for those individuals over 60, before reviewing the recent statistics on SARS-CoV-2 infection, treatment guidelines for the different phases of COVID, including vaccines, Pemgarda, early treatment with Paxlovid, remdesivir and molnupiravir, steroids at the right time, anticoagulation support, immune modulation in some cases, and a comprehe...

Aug 17, 202455 minEp. 1140

TWiV 1139: Long COVID with Dr. Judith Bruchfeld

Vincent travels to the Karolinska Institute in Stockholm on 31 May 2024 to meet with Dr. Judith Bruchfeld and discuss her research on the etiology and treatment of Long COVID. Hosts: Vincent Racaniello Guest: Judith Bruchfeld Subscribe (free): Apple Podcasts , Google Podcasts , RSS , email Become a patron of TWiV! Links for this episode MicrobeTV Discord Server Immune system perturbations in Long COVID (J Immunol) Post-COVID immune system perturbations (J Immunol) Systems disregulation in Long C...

Aug 11, 202447 minEp. 1139

TWiV 1138: Clinical update with Dr. Daniel Griffin

In his weekly clinical update, Dr. Griffin discusses the harms of perpetuating the lab leak hypothesis and the recent ACIP recommendations for the RSV vaccine for those individuals over 60, before reviewing the recent statistics on SARS-CoV-2 infection, treatment guidelines for the different phases of COVID, including vaccines, Pemgarda, early treatment with Paxlovid, remdesivir and molnupiravir, steroids at the right time, anticoagulation support, immune modulation in some cases, and a comprehe...

Aug 10, 202444 minEp. 1138

TWiV 1137: Dengue is not BANAL

TWiV discusses a twice-yearly antiviral for prevention of AIDS, the WHO pandemic plan, West Nile resurgence in the US, the BANAL SARS-CoV-2 related viruses reproduce in human cells but do not transmit among animal hosts, and an amino acid change in dengue virus that enhances midgut replication in mosquitoes but reduces pathogenicity in humans. Hosts: Vincent Racaniello , Alan Dove , Rich Condit , and Kathy Spindler Subscribe (free): Apple Podcasts , Google Podcasts , RSS , email Become a patron ...

Aug 04, 20241 hr 36 minEp. 1137

TWiV 1136: Clinical update with Dr. Daniel Griffin

In his weekly clinical update, Dr. Griffin discusses how the pandemic may have effected our trust in physicians and hospitals and if waiting longer to make strain selection for the seasonal influenza vaccine would be advantageous before reviewing the recent statistics on SARS-CoV-2 infection, how different CVODI-19 vaccines effect the cardiovascular system, if the a third of either COVID-19 mRNA vaccine is effective, where to find PEMGARDA, if convalescent plasma, what do when healthcare workers...

Aug 03, 202443 minEp. 1136

TWiV 1135: Resistance is not always futile

TWiV reviews whats going on with measles and its global resurgence, poliovirus found in Gaza, vaccine hesitancy in a community, 14 year old dies of Nipah, selection of SARS-CoV-2 viruses resistant to nirmatrelvir, and protective but non-neutralizing antibodies from survivors of Crimean-Congo hemorrhagic fever virus. Hosts: Vincent Racaniello , Dickson Despommier , Alan Dove , Brianne Barker , and Angela Mingarelli Subscribe (free): Apple Podcasts , Google Podcasts , RSS , email Become a patron o...

Jul 28, 20242 hr 7 minEp. 1135

TWiV 1134: Clinical update with Dr. Daniel Griffin

In his weekly clinical update, Dr. Griffin discusses Merck’s RSV preventative monoclonal antibody Clesrovimab before reviewing the recent statistics on SARS-CoV-2 infection, if previous SARS-COV-2 infections predict the outcome of subsequent infections, if using COVID rapid diagnostic tests is cost effective, if the protein based vaccine NVX-CoV2327 elicits a durable immune response, if combination treatment of vaccine and antiviral drugs effectively protect against hospitalization, where to fin...

Jul 27, 202437 minEp. 1134

TWiV 1133: Gain of function makes us safer

TWiV reviews cases of measles in Brooklyn NY and Washington DC, stalling of global childhood vaccination, licenses H5N1 vaccines protect against circulating strains, viruses traveling without passports. OC43 SARS-CoV- 2 spike replacement virus as an improved BSL-2 proxy virus for SARS-CoV-2 neutralization assays, and deep mutational scanning reveals functional constraints and antibody-escape potential of Lassa virus glycoprotein complex. Hosts: Vincent Racaniello , Dickson Despommier , Alan Dove...

Jul 21, 20241 hr 59 minEp. 1133

TWiV 1132: Clinical update with Dr. Daniel Griffin

In his weekly clinical update, Dr, Daniel Griffin reviews President Biden’s case of COVID, reviews recent statistics on SARS-CoV-2 infection, discusses post-acute sequelae after infection during pregnancy, the use of nirmatrelvir-ritonavir for post-exposure prophylaxis, where to find Pemgarda, effectiveness of combined nirmatrelvir-ritonavir-molnupiravir treatment, effectiveness of Ensitrelvir in reducing severe outcomes in outpatients at high risk for COVID-19, effectiveness of combined nirmatr...

Jul 20, 202441 minEp. 1132

TWiV 1131: Mootant influenza H5N1 virus

TWiV reviews the potential impact on science of the Supreme Court ruling in the Chevron decision, measles in New Hampshire and Vermont, new who proposed terminology for respiratory pathogen transmission, and pathogenicity and transmission of bovine H5N1 influenza virus. Hosts: Vincent Racaniello , Dickson Despommier , and Rich Condit Subscribe (free): Apple Podcasts , Google Podcasts , RSS , email Become a patron of TWiV! Links for this episode MicrobeTV Discord Server Articles on Chevron decisi...

Jul 14, 20241 hr 42 minEp. 1131

TWiV 1130: Clinical update with Dr. Daniel Griffin

In his weekly clinical update, Dr. Griffin discusses H5N1 influenza in the bird and cow communities of Colorado and Michigan and dengue in New York and the US before reviewing the recent statistics on SARS-CoV-2 infection, the absence of association with proton pump inhibitors and COVID-19 severity in children, where to find PEMGARDA, the effectiveness of molnupiravir and dexamethasone, convalescent plasma, what to do when healthcare workers succumb to SARS-CoV-2 infection, a resource of long CO...

Jul 13, 202441 minEp. 1130

TWiV 1129: You never forget the first time you flu

TWiV reviews measles in Kenya, a trial for a intranasal COVID vaccine, dengue in the Florida Keys and in Central/South America, Spain connecting government with scientists, T cell activation and viral RNA fragments persist for up to 2 years after SARS-CoV-2 infection, and durable cross-reactive and protective antibodies against avian N2 neuraminidases elicited by A(H2N2) and A(H3N2) influenza pandemics. Hosts: Vincent Racaniello and Alan Dove Subscribe (free): Apple Podcasts , Google Podcasts , ...

Jul 07, 20241 hr 44 minEp. 1129

TWiV 1128: Clinical update with Dr. Daniel Griffin

In his weekly clinical update, Dr. Griffin discusses the fourth US case of H5N1 human infection and reminds the audience of the definition of “pasteurization” before reviewing the recent statistics on SARS-CoV-2 infection, where to find PEMGARDA, the effectiveness of molnupiravir and dexamethasone, convalescent plasma, what to do when healthcare workers succumb to SARS-CoV-2 infection, how an EEG can be used to look for signatures of cognitive decline after SARS-CoV-2 infection and what we obser...

Jul 06, 202438 minEp. 1128

TWiV 1127: Giving prions the (zinc) finger

TWiV discusses secret anti-vax campaign run by Pentagon to undermine China during pandemic, NY governor’s subways mask ban proposal, Colorado bat facility sparks outbreak fears, House budget billls suggest ban on gain of function research, evolution of STAT2 resistance to flavivirus NS5, and brainwide silencing of prion protein by AAV-mediated delivery of an epigenetic editor. Hosts: Vincent Racaniello , Dickson Despommier , and Alan Dove Subscribe (free): Apple Podcasts , Google Podcasts , RSS ...

Jun 30, 20241 hr 53 minEp. 1127

TWiV 1126: Clinical update with Dr. Daniel Griffin

In his weekly clinical update, Dr. Griffin discusses RSV vaccination recommendations and revisions to guidelines before reviewing the recent statistics on SARS-CoV-2 infection, data suggesting that individuals with high HLA-DQA2 expression (MHC class II) are better at preventing the onset of a sustained viral infection, how moderate coffee intake can reduce risk of COVID-19 severity but cannabis use resulted in more severe disease but reduced risk of mortality, where to find PEMGARDA, if statin ...

Jun 29, 202439 minEp. 1126

TWiV 1125: Can pig flu viruses go viral?

TWiV reviews criticism of NIAID monkeypox virus experiments by House Republicans, spread of wild poliovirus across Afghanistan and Pakistan, plan to overhaul NIH by House lawmakers, and the potential pandemic risk of circulating swine H1N2 influenza viruses. Hosts: Vincent Racaniello , Dickson Despommier , Brianne Barker , and Angela Mingarelli Subscribe (free): Apple Podcasts , Google Podcasts , RSS , email Become a patron of TWiV! Links for this episode MicrobeTV Discord Server 2024 Internatio...

Jun 23, 20241 hr 36 minEp. 1125

TWiV 1124: Clinical update with Dr. Daniel Griffin

In his weekly clinical update, Dr. Griffin reviews the recent statistics on SARS-CoV-2 infection, before discussing methods for sterilizing filtering facepieces, an update to the fall COVID boosters, the emergency use application of a pre-exposure prophylactic and where to find it and drug interaction database, convalescent plasma, the effectiveness of the monoclonal antibody sotrovimab against Omicron variants, what to do when healthcare workers succumb to SARS-CoV-2 infection, the need for bet...

Jun 22, 202440 minEp. 1124

TWiV 1123: Europic 2024 in Jyväskylä, Finland

Vincent travels to Europic 2024 in Jyväskylä, Finland to speak with Tapani Hovi and Caroline Tapparel about their careers and their research on enteroviruses and elimination of poliomyelitis. Host: Vincent Racaniello Guests: Tapani Hovi and Caroline Tapparel Subscribe (free): Apple Podcasts , Google Podcasts , RSS , email Become a patron of TWiV! Links for this episode Survival of influenza virus on banknotes (Appl Environ Micro) Variant EV-A71 in immunosuppressed patient (Cell Rep) Rhinoviruses...

Jun 16, 20241 hrEp. 1123

TWiV 1122: Clinical update with Dr. Daniel Griffin

In his weekly clinical update, Dr. Griffin discusses expanded use of the RSV vaccine by GSK, how the youngest member of the MicrobeTV family was hospitalized with RSV, why we are seeing more RSV infections than before the pandemic and how administration of monoclonal antibody therapy does not prevent infection but disease, before reviewing the weekly US COVID update, how SARS-CoV-2 affects neurodevelopment of the fetus and probability of preeclampsia, if giving Paxlovid prevents long COVID, and ...

Jun 15, 202441 minEp. 1122

TWiV Special: How the pandemic began in Nature, in 5 key points

TWiV rebuts a recent opinion piece which falsely claims that the COVID-19 pandemic began in a lab (it began in Nature). This material has been extracted from TWiV 1121. Hosts: Vincent Racaniello , Alan Dove , Rich Condit , Brianne Barker , and Jolene Ramsey Subscribe (free): Apple Podcasts , Google Podcasts , RSS , email Become a patron of TWiV! Links for this episode MicrobeTV Discord Server SARS-CoV-2 origin discussions previously on TWiV: TWiV 1019: Eddie Holmes on SARS-CoV-2 origins TWiV 101...

Jun 10, 202455 min

TWiV 1121: SARS-CoV2 still didn't come from a lab

TWiV rebuts a recent opinion piece which falsely claims that the COVID-19 pandemic began in a lab (it began in Nature), followed by a discussion of Paride bacteriophage, which has the unsual property of being able to kill dormant, antibiotic-tolerant cells by direct lytic replication. Hosts: Vincent Racaniello , Alan Dove , Rich Condit , Brianne Barker , and Jolene Ramsey Subscribe (free): Apple Podcasts , Google Podcasts , RSS , email Become a patron of TWiV! Links for this episode MicrobeTV Di...

Jun 09, 20241 hr 52 minEp. 1121

TWiV 1120: Clinical update with Dr. Daniel Griffin

In his weekly clinical update, Dr. Griffin reports the third case of influenza H5N1 infection in a human, this time with respiratory symptoms, an H5 avian influenza virus wastewater dashboard, FDA approves Moderna’s mRNA vaccine for respiratory syncytial virus, vaccine advisors to FDA recommend switching from the XBB.1.5 variant to JN.1 for fall COVID-19 vaccine formulations, weekly US COVID update, a controlled human exhaled breath aerosol experimental study on the relative efficacy of masks an...

Jun 07, 202432 minEp. 1120

TWiV 1119: Gene editing latent herpes

TWiV reviews viral shedding and antibody responses of men with acute monkeypox virus infection, and gene editing for latent herpes simplex virus infection reduces viral load and shedding. Hosts: Vincent Racaniello , Rich Condit , Kathy Spindler , and Angela Mingarelli Subscribe (free): Apple Podcasts , Google Podcasts , RSS , email Become a patron of TWiV! Links for this episode MicrobeTV Discord Server MicrobeTV store at Cafepress 2024 International HBV Meeting Michelson Prizes: Next Generation...

Jun 01, 20241 hr 41 minEp. 1119

TWiV 1118: Clinical update with Dr. Daniel Griffin

In his weekly clinical update, Dr. Griffin delves into highly pathogenic H5N1 infection of hunting dogs, dairy cattle, humans and alpacas before reviewing the recent statistics on SARS-CoV-2 infection, risks factors associated with the development of severe COVID-19 in pediatric patients, virus transmission on commercial airline flights, the guidelines for spring administration of COVID vaccines boosters, the emergency use application of a pre-exposure prophylactic, a drug interaction database, ...

Jun 01, 202451 minEp. 1118

TWiV 1117: Pol dances with the RNA that brought it

TWiV discusses presence of infectious avian H5N1 influenza virus in raw milk from infected dairy cows. dynamics of measles immunity from birth and following vaccination, and a mechanism for cis-preferential reverse transcription revealed by deep mutational scanning of hepatitis B virus. Hosts: Vincent Racaniello , Dickson Despommier , Alan Dove , Rich Condit , Kathy Spindler , and Brianne Barker Subscribe (free): Apple Podcasts , Google Podcasts , RSS , email Become a patron of TWiV! Links for t...

May 25, 20241 hr 53 minEp. 1117
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