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 ...

Please provide your email address to receive an email when new articles are posted on . Meningococcal vaccination rates are low among eligible patients with complement component deficiencies, ...

The complement proteins that circulate in our blood are an important part of our immune system. They help identify bacteria, viruses and other harmful organisms, making it easier for our white blood ...

On the cover: In this issue of Cell Genomics, Borbye-Lorenzen et al. examine the correlates of circulating C3 and C4 protein concentrations in 68,768 neonates and the risk of mental and autoimmune ...

When told what to kill, the complement system deftly deals the final blows—helping the immune system purge away pathogens and infected cells. But in the nervous system, debate rages as to whether this ...

Researchers had thought complement could be used to fight cancers as part of an antibody-based vaccine, as antibody binding is one of the factors that can set off a complement cascade. However, some ...

University of Pennsylvania researchers have found a promising new treatment for periodontitis using a component of the immune system called complement, according to a new study in the Journal of ...

An immune component of breast milk known as the complement system shapes the gut environment of infant mice in ways that make them less susceptible to certain disease-causing bacteria, according to a ...