TWiV 986: Clinical update with Dr. Daniel Griffin

In his weekly clinical update Dr. Griffin discusses the efficacy and safety of two RSV vaccines in older adults, health care vaccine mandate remains as some push for an end, past SARS-CoV-2 infection protection against re-infection, a third vaccine dose equalizes the levels of effectiveness and immunogenicity of heterologous or homologous COVID-19 vaccine regimens, Sotrovimab retains activity against SARS-CoV-2 Omicron variant BQ.1.1 in a non-human primate model, effect of higher-dose Ivermectin for 6 Days vs placebo on time to sustained recovery in outpatients with COVID-19, viral burden rebound in hospitalized patients with COVID-19 receiving oral antivirals in Hong Kong, serological response to vaccination in post-acute sequelae of COVID, sex differences in cardiovascular complications and mortality in hospital patients with COVID-19, association of COVID-19 vaccination with risk for incident diabetes after COVID-19, postacute sequelae of SARS-CoV-2 in university setting, the CDC’s long-Covid deception, and podcast companies, once walking on air, feel the strain of gravity.

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Intro music is by Ronald Jenkees

Send your questions for Dr. Griffin to daniel@microbe.tv

TWiV 985: Bambi’s revenge

TWiV reviews an outbreak of Marburg hemorrhagic fever in Equatorial Guinea, wild poliovirus type 3 shedding from a laboratory in the Netherlands, and white-tailed deer as a reservoir for previous SARS-CoV-2 variants of concern.

Hosts: Vincent Racaniello, Dickson Despommier, and Rich Condit

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•Register for ASV 2023 1:34
•MicrobeTV Discord Server 
•Marburg virus disease outbreak in Equatorial Guinea (WHO) 4:43
•Wild-type poliovirus type 3 from laboratory (Eurosurveillance) 13:47
•Extinct SARS-CoV-2 VOC in white-tailed deer (PNAS) 33:25
•Letters read on TWiV 985 1:12:25
•Timestamps by Jolene. Thanks!

Weekly Picks 1:25:13

Dickson – Jazz Project: Vibraphone: Lionel Hampton/Gary Burton/Cal Jader. Lionel Hampton: Signature album: The Classics Album Collection, Signature song: Flying Home. Gary Burton: Signature album: A Genuine Tong Funeral. Signature song: General Mojo’s Well Laid Plan. Cal Jader: Signature album: Latin Kick. Signature song: Soul Sauce (Wachi Wara).  Milt Jackson (a member of the Modern Jazz Quartet). Signature song: Ice Skating in Central Park.
Rich – The American Phage Group: Founders of Molecular Biology by William C. Summers
Vincent – DJ Miss Monique aka Olesia Arkusha

Listener Pick

Megan – The Day The Music Stopped: How a 1942 recording ban changed America forever and The Weather Channel presents the best of smooth Jazz

Intro music is by Ronald Jenkees

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

TWiV 984: Clinical update with Dr. Daniel Griffin

In his weekly clinical update Dr. Griffin discusses the political polarization of COVID-19 treatments among physicians and laypeople in the United States, seven alternatives to evidence-based medicine, Malawi’s cholera death toll crosses 1,300 in its deadliest outbreak on record, impact of coronavirus infections on pediatric patients at a tertiary pediatric hospital, maternal mRNA COVID-19 vaccination during pregnancy and delta or omicron infection or hospital admission in infants, yes masks reduce the risk of spreading infection, despite a review saying they don’t, COVID-19 and airborne transmission: science rejected, lives lost. can society do better, what were the historical reasons for the resistance to recognizing airborne transmission during the COVID-19 pandemic, a randomized trial comparing Omicron-containing boosters with the original COVID-19 vaccine mRNA-1273, SARS-CoV-2 neutralizing antibodies after bivalent vs. monovalent booster, the impacts of SARS-CoV-2 vaccine dose separation and targeting on the COVID-19 epidemic in England, intra-host evolution provides for the continuous emergence of SARS-CoV-2 variants, real-world use of Nirmatrelvir–Ritonavir in outpatients with COVID-19 during the era of Omicron variants including BA.4 and BA.5 in Colorado, viral burden rebound in hospitalized patients with COVID-19 receiving oral antivirals in Hong Kong, and guidance on the use of convalescent plasma to treat immunocompromised patients with COVID-19.

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Intro music is by Ronald Jenkees

Send your questions for Dr. Griffin to daniel@microbe.tv

TWiV 983: One flu vaccine for them all with Scott Hensley

Scott returns to TWiV to explain the development of an experimental mRNA vaccine that encodes hemagglutinin antigens against all known influenza A virus subtypes and influenza B virus lineages, and why he is worried about avian H5N1 influenza virus.

Hosts: Vincent Racaniello, Dickson Despommier, and Brianne Barker

Guest: Scott Hensley

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•Research assistant position at FDA (pdf) 4:17
•Register for ASV 2023 4:55
•MicrobeTV Discord Server 6:43
•Multivalent influenza mRNA vaccine (Science) 9:29
•Influenza virus mRNA vaccines circumvent egg adaptation problems (J Virol) 17:58
•Letters read on TWiV 983 1:23:17
•Timestamps by Jolene. Thanks!

Weekly Picks 1:35:03

Dickson – Jazz Project:  Guitar. Django Reinhardt; Pat Metheny. Signature album: Still Life Talking. Signature song: Last Train Home; Joe Pass (Ella Fitzgerald’s favorite guitar accompanist). Signature album: Virtuoso. Signature song: Round Midnight.
Brianne – HHMI Virus Explorer
Vincent – Chris Luno

Listener Picks

John – White-tail deer density and SARS-CoV-2 in white-tail deer
Jessica – Classic cases revisited: Oscar the cat and predicting death

Intro music is by Ronald Jenkees

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

TWiV 982: Clinical update with Dr. Daniel Griffin

In his weekly clinical update Dr. Griffin discusses the consistency of COVID-19 trial preprints with published reports and impact for decision making, the negative effect of preexisting immunity on Influenza vaccine responses transcends the impact of vaccine formulation type and vaccination history, highly pathogenic avian influenza A(H5N1) virus infection in farmed minks in Spain, Peru confirms H5N1 avian flu in marine mammals, prior vaccination enhances immune responses during SARS-CoV-2 breakthrough infection with early activation of memory T cells followed by production of potent neutralizing antibodies, bacillus Calmette-Guérin vaccine for prevention of COVID-19 and other respiratory tract infections in older adults with comorbidities, incidence of chronic spontaneous urticaria following receipt of the COVID-19 vaccine booster in Switzerland, relationship between immune response to SARS-CoV2 vaccines and development of breakthrough infection in solid organ transplant recipients, early treatment with pegylated interferon lambda for COVID-19, and how long-term high-dose immunoglobulin successfully treats long COVID patients with pulmonary, neurologic, and cardiologic symptoms. 

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Intro music is by Ronald Jenkees

Send your questions for Dr. Griffin to daniel@microbe.tv

TWiV 981: Tastes like chikungunya

TWiV explains the recent meeting of the National Science Advisory Board for Biosecurity (NSABB) where stricter guidelines for research involving human, animal, and plant pathogens were considered, and how the consumption of viruses by small protists returns energy to food chains.

Hosts: Vincent Racaniello, Dickson Despommier, Alan Dove, Rich Condit, and Kathy Spindler

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•Research assistant position at FDA (pdf) 3:30
•Register for ASV 2023 4:06
•MicrobeTV Discord Server 5:01
•NSABB proposed oversight framework (pdf) 14:03, 32:45
•Stricter US guidelines for research (Nature) 32:51
•Information on NSABB (NIH)
•Consumption of viruses by protists (PNAS) 46:43
•Letters read on TWiV 981 1:12:20
•Timestamps by Jolene. Thanks!

Weekly Picks 1:27:36

Dickson – Jazz Project: Trombone: Steve Turre/Conrad Herwig; Steve Turre; Curtis Fuller; J.J. Johnson and Kai Winding. Steve Turre: Signature album: Sanctified Shells. Signature song: Sanctified Shells. Conrad Herwig. Signature album: A Jones For Bones Tones. Signature song: Slide’s Routine; Curtis Fuller: Signature album: BLUES ette. Signature song: Bluesette. J.J. Johnson (with Kai Winding). Signature album: The Great Kai and J.J. : Signature song: Monk’s Blues.
Kathy – Measles virus ‘cooperates’ with itself to cause fatal encephalitis. Primary research article: Shirogane et al.
Rich – Firm hatches plan to bring back dodo (Colossal Biosciences – Dodo)
Alan – Mt. Washington Observatory webcam
Vincent – Ask the Experts

Listener Picks

Roberto – The Contagion of Liberty: The Politics of Smallpox in the American Revolution

Intro music is by Ronald Jenkees

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

TWiV 980: Clinical update with Dr. Daniel Griffin

In his weekly clinical update Dr. Griffin discusses prevalence and clinical outcomes of respiratory syncytial virus versus influenza virus in adults hospitalized with acute respiratory Illness, reconsideration of antinucleocapsid IgG antibody as a marker of SARS-CoV-2 infection postvaccination for mild COVID-19 patients, assessment of COVID-19 as the underlying cause of death among children and young people aged 0 to 19 years in the US, information for persons who are immunocompromised regarding prevention and treatment of SARS-CoV-2 Infection in the context of currently circulating Omicron sublineages, association of culturable-virus detection and household transmission of SARS-CoV-2,  effectiveness of bivalent boosters against severe Omicron infection, Covid vaccines and playing the long game, efficacy and safety of antimicrobial stewardship prospective audit and feedback in patients hospitalized with COVID-19, and severe fatigue and persistent symptoms at three months following SARS-CoV-2 Infections during the pre-Delta, Delta, and Omicron time periods.

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Intro music is by Ronald Jenkees

Send your questions for Dr. Griffin to daniel@microbe.tv

TWiV Special: One COVID vaccine for them all with Paul Offit

Paul Offit returns to TWiV to unpack the recent FDA Advisory Panel on COVID vaccines, with discussions on giving everyone the same bivalent vaccine, simplifying the immunization schedule, and how to know when the vaccine should be updated.

Hosts: Vincent Racaniello and Rich Condit

Guest: Paul Offit

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  • FDA briefing document (pdf) 4:07
  • Effectiveness of bivalent booster against severe infection (NEJM) 11:19
  • Timestamps by Jolene. Thanks!

Intro music is by Ronald Jenkees

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

TWiV 979: Flushing out the viroids

TWiV gives an update on poliovirus in wastewater, and reveals a vast world of viroids that infect a wide range of host species in diverse ecosystems.

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Hosts: Vincent Racaniello, Alan Dove, Rich Condit, and Kathy Spindler

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•Research assistant position at FDA (pdf) 1:58
•Register for ASV 2023 2:45
•MicrobeTV Discord Server 4:53
•Nick Muzyczka passes 1:31:39
•Wastewater testing for poliovirus (MMWR)
•NY state poliovirus wastewater surveillance (NYSDOH)
•CDC wastewater poliovirus surveillance in select communities (CDC) 10:51
•Vast world of viroid-like RNAs (Cell) 29:35
•Letters read on TWiV 979 1:12:54
•Timestamps by Jolene. Thanks!

Weekly Picks 1:30:24

Kathy – 3B new Milky Way objects, Green comet
Rich – Virology under the Microscope—a Call for Rational Discourse
Alan – Indie story-driven games series #3: Valiant Hearts: The Great War
Vincent – Vaccines and Related Biological Products Advisory Committee Meeting January 26, 2023 – pdf

Listener Picks

Florencia – An elegant way to stop deadly Hendra virus spillovers from bats to horses … to us (Nature article)

Intro music is by Ronald Jenkees

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

TWiV 978: Clinical update with Dr. Daniel Griffin

In his weekly clinical update Dr. Griffin discusses co-detections of other respiratory viruses among children hospitalized with COVID-19, preprint review should form part of PhD programs and postdoc training, early and increased Influenza activity among children, COVID-19 vaccines versus pediatric hospitalization, SARS-CoV-2 variant-related abnormalities detected by prenatal MRI, protective effectiveness of previous SARS-CoV-2 infection and hybrid immunity against the Omicron variant and severe disease, protective effectiveness of previous SARS-CoV-2 infection and hybrid immunity against the omicron variant and severe disease, persistent COVID-19 Symptoms at 6 months after onset and the role of vaccination before or after SARS-COV-2 infection, effect of Dexamethasone use on viral clearance among patients with COVID-19, and the impact of vaccination on post-acute sequelae of SARS CoV-2 infection in patients with rheumatic diseases.

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Intro music is by Ronald Jenkees

Send your questions for Dr. Griffin to daniel@microbe.tv

The Hosts of TWiV

Vincent Racaniello, Ph.D.


Rich Condit, Ph.D.


Dickson D.
Despommier, Ph.D.


Alan Dove, Ph.D.


Daniel Griffin, M.D.,
Ph.D., CTropMed CTH


Angela Mingarelli, DVM


Jolene Ramsey, Ph.D.


Kathy Spindler, Ph.D.


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