During infections, the immune system needs to distinguish foreign antigens that are expressed by invading bacteria and ...

A key element in the profound immunosuppression seen in HIV infection is the depletion of this subset of T cell. Pathogenic T helper type 2 cells (pTh2) are involved in allergic asthma and secrete ...

New research shows how a specially trained population of immune cells keeps the peace by preventing other immune cells from attacking their own. The study provides a better understanding of immune ...