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.