Serum protease cascade of ~30 proteins. Three activation pathways (classical/lectin/alternative) converge on C3 convertase → C3b opsonisation + C5 convertase → C5b-9 membrane attack complex.
Serum protease cascade of ~30 proteins. Three activation pathways (classical/lectin/alternative) converge on C3 convertase → C3b opsonisation + C5 convertase → C5b-9 membrane attack complex.