A T-cell test developed by Adaptive Biotechnologies could become the first commercially available test of its kind, and it may be more effective at detecting past COVID-19 infections than antibody ...

There's new evidence that connects testing positive for COVID-19 antibodies from a prior infection with a significantly lower risk of becoming infected again in the future. A study, published in the ...

Teeth could be capable of preserving antibodies for hundreds of years, allowing scientists to investigate the history of infectious human diseases, a new study has found. Teeth could be capable of ...