As the COVID-19 pandemic wears on, newer variants of SARS-CoV-2 have been evolving ways to evade the antibodies our bodies make in response to vaccination or prior infections. Breakthrough cases have resulted, and antibody treatments that once worked also have become less effective over time.
Image: Scientists have been searching for an antibody that would be broadly neutralizing — able to fight off any viral variant that might emerge. (CREDIT: Creative Commons)