AdvertisementNovavax COVID-19 Vaccine Effective, But Less So Against Variant In South AfricaJanuary 28, 2021Scott HensleyJoe PalcafacebookEmailNurse Vash Deelchand inoculated Kate Bingham, chair of the U.K. government's vaccine task force, with a Novavax vaccine at the Royal Free Hospital in London in October. (PA Images via Getty Images)