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) ...

After mild traumatic brain injury (TBI), a molecule called complement factor C1q may play a role in the secondary effects of brain injury, such as sleep disruption, epileptic activity, and ...

Circulating cold-insoluble complexes, observed in 11 of 31 patients with systemic lupus erythematosus (SLE), consisted mainly of immunoglobulin G and the C′lq component of complement and did not ...