Complement component 3, often called C3, is an essential protein of the immune system. This protein plays a vital role in the body’s innate immune system, providing: the first line of defense against ...

The figure focuses on complement activation by means of the alternative pathway because it is the one responsible for hemolysis in PNH. The lightning bolt symbolizes the spontaneous hydrolytic ...

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.

In a recent study posted to the bioRxiv* pre-print server, researchers investigated the complement component 1q (C1q) binding and subsequent complement activation by neutralizing antibodies (nAbs) ...

The results of a newly reported study may offer scientists a strategy for mitigating the negative side effects associated with intravenous injection of nanoparticles used in medicine. The new approach ...

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 ...

Clinicogenomic landscape and outcomes of metastatic colorectal cancer patients with pathogenic GNAS variants. This is an ASCO Meeting Abstract from the 2025 ASCO Annual Meeting I. This abstract does ...

K. pneumoniae is frequently the source of hospital-acquired infections and, due to the widespread use of antibiotics in these settings, has also acquired numerous resistance genes. In fact, over ...