The complement system, a central component of innate immunity, exerts a dual influence on cerebral ischaemia, driving both acute tissue injury and later reparative processes. Following arterial ...

Allergic asthma is driven by a complex interplay between innate and adaptive immunity in which the complement system plays a central role. Activation of complement via the classical, lectin or ...

Our immune system is armed with an array of defenses designed to detect and eliminate harmful threats. One of its most powerful defense mechanisms is the complement system—a group of proteins that ...

Defense mechanisms are primarily unconscious responses that allow people to protect themselves from anxious thoughts, strong feelings or emotions, unwanted impulses, or painful memories. They are ...