The most comprehensive map of the developing human thymus sheds light on how immune responses are built and maintained at ...

Examination of the mucosal immune system as a global organ, rather than as a group of ... evident that mucosal surfaces are also the main sites of interaction between the host and its associated ...

Analysis: Research shows our body clock controls the inflammatory process so our cells are active and then inactive at ...

Severe flu infections can lead to a range of deadly complications, especially in people whose immune systems are compromised by age or disease.

The major physiologic barrier in transplantation ... to another will be rejected if the recipient's immune system recognizes the transplanted organ or tissue as foreign. Histocompatibility testing ...

Both donor and host factors contribute to the immune response of rejection. The major ... system. Quiescent, nonactivated Th cells encounter specific class II antigens displayed on the donor organ ...