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 ...

Finding out if you have celiac disease is not easy. Diagnosing the autoimmune disease in the United States requires two tests. First, a blood test to identify elevated levels of certain antibodies, ...

Cytotoxic T cells are star players in the adaptive immune system, enforcing protection against invading viruses or cancer cells. However, evidence has been mounting that the cells may also deal a ...