We’ll Likely Be Wearing Face Masks Even After a COVID-19 Vaccine Rolls Out, Dr. Fauci Says

We’ll likely have to keep wearing face masks through much of 2021 to prevent the spread of COVID-19, Dr. Fauci said in a recent interview.

So many people who catch COVID-19 make this one big mistake

One big shortcoming of the US response to the coronavirus pandemic right now, at least in some parts of the country, involves contact tracing. As things stand now, too many people who get a positive COVID-19 diagnosis either report no close contacts for contact tracing purposes — or those contacts can’t be reached. Contact tracing…

Adaptation of SARS-CoV-2 in BALB/c mice for testing vaccine efficacy

The ongoing coronavirus disease 2019 (COVID-19) pandemic has prioritized the development of small-animal models for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). We adapted a clinical isolate of SARS-CoV-2 by serial passaging in the respiratory tract of aged BALB/c mice. The resulting mouse-adapted strain at passage 6 (called MASCp6) showed increased infectivity in mouse lung…

AZ Vax Trial Still on Hold; Sniffing Out Coronavirus; Europe’s 2nd Wave

(MedPage Today) — Note that some links may require registration or subscription. AstraZeneca has yet to get FDA approval to resume its coronavirus vaccine trial, halted following a participant’s death in a parallel British study. (Reuters) As…