Why do some vaccines protect for a lifetime, while threats like tumors and viruses present such an ongoing challenge? The ...

Sea anemones distinguish helpful bacteria from harmful invaders without antibodies. Specialized cell structures engulf and ...

Researchers from Heinrich Heine University Düsseldorf (HHU) and Kiel University (CAU) have examined immune system function in ...

The adaptive immune system of vertebrates represents a major evolutionary innovation that underpins the capacity for antigen-specific recognition, immunological memory and refined regulation of host ...

Building upon a deep understanding of immune cell activation, researchers from Children's Hospital of Philadelphia (CHOP) developed a new artificial platform that can be used to induce T cell ...

The immune system is responsible for identifying and eliminating foreign pathogens. Cells work in an orchestrated fashion to ...

A defense system that cannot distinguish friend from stranger eventually harms the organization it is supposed to protect.

It has long been suspected that endothelial cells, the specialized cells lining the inner walls of blood vessels, play a key ...