Immune protection by the complement system depends on C3 cleavage by C3 convertases that is critical to all three activation pathways. Structural data on convertase formation in the classical pathway ...

The ~30 proteins of the complement system cooperate to make a vital contribution to innate immunity 1. The complement system is important for clearing immune complexes and cellular debris and for ...

A recent article posted to the medRxiv* preprint server discussed the role of complement factor H-related protein 5 (CFHR5) in venous thromboembolism (VTE) patients and hospitalized coronavirus ...

Findings suggest that the complement system plays a role in the onset of acute kidney injury in critically ill patients. Urinary Ba, a fragment of complement factor B, may be a biomarker and mediator ...

Novartis AG has identified spirocyclic piperidinyl derivatives acting as complement factor B (CFB) inhibitors reported to be useful for the treatment of age-related macular degeneration (AMD), ...

Panel A shows the profile of autoantibodies binding to factor B, C3b, and C3 activation fragments in Patients 1 and 2. I bars denote the standard deviation of three independent tests. As shown in ...