The complement system is a key component of innate and adaptive immunity and therefore acts as a vital defense against invading pathogens. Deficiencies in the complement system are associated with ...

Medically reviewed by David Ozeri, MD Complement 3 glomerulopathy (C3G) is a rare kidney disorder—in many cases, the exact ...

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 ...

Medically reviewed by Matthew Wosnitzer, MD Complement 3 glomerulopathy (C3G) is a rare kidney disease that is also ...