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.

ARO-C3 treatment led to deep and sustained reductions in alternative pathway complement activity and proteinuria. ARO-C3, an investigational RNA interference-based therapy targeting hepatic expression ...

Complement activation plays a role in the development of chronic allograft nephropathy, a common cause of late allograft loss. The role of two complement component 3 (C3) allotypes, called C3F (fast) ...

Arrowhead Pharmaceuticals (NASDAQ:ARWR) reported interim data from Part 1 of an ongoing phase 1/2 trial of ARO-C3 in healthy people as a potential therapy for complement mediated diseases. The ...

To provide insight into the structural and functional properties of human complement component 5 (C5), we determined its crystal structure at a resolution of 3.1 Å. The core of C5 adopted a structure ...

Left untreated, PNH could cause death in about half of patients within 10 years of diagnosis. The primary cause of PNH-related mortality is thromboembolic events. A host of anti-complement strategies, ...