The mammalian complement system is a phylogenetically ancient cascade system that has a major role in innate and adaptive immunity. Activation of component C3 (1,641 residues) is central to the three ...

As Formula E cements its position as one of the industry’s most important forms of motorsport, there’s a possibility it could be joined by a new electric rallycross series. Responding to the prospect ...

A complement blood test measures how well complement proteins in your blood support immune defense. The complement system helps antibodies fight germs and clear foreign substances. Complement testing ...