How long does protective immunity against COVID-19 last after infection or vaccination? Two immunologists explain
- Written by Prakash Nagarkatti, Professor of Pathology, Microbiology and Immunology, University of South Carolina
Researchers are working to develop vaccines that provide long-term immune protection from COVID-19. Marko Geber/Digital Vision via Getty ImagesAs the omicron variant of SARS-CoV-2 took hold across the globe in late 2021, it became readily apparent that the pandemic had entered a new phase. Having experienced a previous COVID-19 infection or being...