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.
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.
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.
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.
Raul Rabadan joins TWiV to explain the use of computational biology to demonstrate how recombination and mutation led to emergence of SARS-CoV-2.
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.
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.
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.
The Hosts of TWiV
Vincent Racaniello, Ph.D.
Brianne Barker, Ph.D.
Rich Condit, 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.