University of Oxford May 9 2025 A first-of-its-kind study led by the University of Oxford has successfully investigated human immunity against COVID-19 in people who already have antibodies against it. The results suggest that previous infection, together with vaccination, offers strong protection against the original COVID-19 strain. People who do not have antibodies against a particular infectious agent are 'seronegative' and those who have antibodies are called 'seropositive'. Over 99% of

Tag-uri: Coronavirus