Activation and control of the complement system.
D001798:Blood Proteins / Q000502:physiology; D003001:Cloning, Molecular; D003167:Complement Activation; D003170:Complement Pathway, Alternative; D003171:Complement Pathway, Classical; D003165:Complement System Proteins / Q000235:genetics / Q000502:physiology*; D006801:Humans; D008565:Membrane Proteins / Q000502:physiology
D001798:Blood Proteins; D008565:Membrane Proteins; D003165:Complement System Proteins