A New Type Of COVID-19 Vaccine Could Debut Soon Facebook Twitter Flipboard Email June 6, 20216:02 AM ET Heard on All Things Considered JOE PALCA TwitterFacebook LISTEN· 4:084-Minute ListenAdd toPLAYLIST Download Embed Transcript A vial of the experimental Novavax coronavirus vaccine is ready for use in a London study in 2020. Novavax’s vaccine candidate contains a noninfectious bit of the virus — the spike protein — with a substance called an adjuvant added that helps