C1q Complement, Human

Human C1q produced in Human plasma having a molecular mass of 410kD. The C1 component of complement is a complex of 2 C1q sub-units and a tetramer comprising 2 C1r and 2 C1s sub-units. C1 activation is regulated by an inhibitor (C1 inhibitor). Reductions in the levels of components C3, C4, C1 and C2 can be associated with glomerular disease, endocarditis and systemic lupus erythematosus (SLE). Storage and Stability: Lyophilized and reconstituted products are stable for 6 months after receipt at 4°C. Reconstitute with sterile ddH2O. For maximum recovery of product, centrifuge the original vial prior to removing the cap.