Your complement system consists of a group of important proteins in your bloodstream. These proteins help your immune system fight off harmful invaders, such as bacteria, and other foreign substances.

It was called ‘complement’ because it aided the antibacterial activity of antibodies. However, it is now known that the complement system can be activated early in an infection without the presence of ...

“The whole is greater than the sum of its parts.” — Aristotle Figure 1: Complement-mediated intracellular and autocrine regulation of the activation of CD4 + T cells. The studies noted above have ...

Humoral PRMs and the complement system are indispensable immune defense factors and are the first line of defense against danger signals. However, the roles of humoral PRMs have been fairly ...