From football fields to military training grounds, head injuries are leaving lasting marks on the brain in ways we're only ...

Medical University of South Carolina scientists have uncovered a link between the innate immune system and cognitive problems ...

Complement component 3, often called C3, is an essential protein of the immune system. This protein plays a vital role in the body’s innate immune system, providing: the first line of defense against ...

Activation of the complement system through the alternative pathway is necessary for the development of anti-neutrophil cytoplasmic antibody (ANCA)-associated vasculitis (AAV) in animal models C5a has ...

The complement system is necessary for the induction of optimal T-cell effector function. In complement component 3 (C3)-deficient mice, CD4 + T-cell responses to viruses are impaired and the optimal ...