Nanoparticle vaccine protects against a spectrum of COVID-19-causing variants and related viruses

A new type of vaccine provides protection against a variety of SARS-like betacoronaviruses, including SARS-CoV-2 variants, in mice and monkeys, according to a study led by researchers in the laboratory of Caltech's Pamela Bjorkman, the David Baltimore Professor of Biology and Bioengineering.