Scientists closing in on why some people never get COVID. That could help with future vaccines

Scientists describe high activity of a specific gene in volunteers who didn't get infected when exposed to COVID-19 on purpose. They hope better understanding early immune responses could help develop nasal spray forms of vaccines for the coronavirus.

Scientists closing in on why some people never get COVID. That could help with future vaccines
A man with a short, grey beard wearing a yellow shirt.

Scientists describe high activity of a specific gene in volunteers who didn't get infected when exposed to COVID-19 on purpose. They hope better understanding early immune responses could help develop nasal spray forms of vaccines for the coronavirus.