Complement System ProteinsComplement C3Complement ActivationComplement C4Anaplasma marginaleComplement Hemolytic Activity AssayPhosphotransferases (Nitrogenous Group Acceptor)Complement Pathway, ClassicalComplement C5Complement Pathway, AlternativePhosphoenolpyruvate Sugar Phosphotransferase SystemComplement Inactivator ProteinsComplement C1qComplement C2Complement C1Bacterial ProteinsComplement Factor BComplement Membrane Attack ComplexSerumComplement C9Receptors, ComplementComplement Activating EnzymesAntigensComplement C6Complement C8Complement C7Complement C3bComplement C3dComplement C3aComplement Factor DCobra VenomsHemolysisComplement C5aAnaphylatoxinsGene Expression Regulation, BacterialImmunoglobulin GComplement C4bComplement Fixation TestsComplement Inactivating AgentsComplement Factor HComplement C3-C5 ConvertasesAntigens, BacterialOpsonin ProteinsAntigen-Antibody ComplexBlood Bactericidal ActivityAntigens, NeoplasmAntigens, SurfaceGlycomicsCryoglobulinsReceptors, Complement 3bComplement C4aComplement C3cComplement Factor IPhagocytosisComplement C1 Inhibitor ProteinAntigens, CD55Antigens, ViralReceptor, Anaphylatoxin C5aComplement C1 Inactivator ProteinsComplement Pathway, Mannose-Binding LectinMannose-Binding Protein-Associated Serine ProteasesImmunoglobulin MComplement C4b-Binding ProteinComplement C3b Inactivator ProteinsEnzyme-Linked Immunosorbent AssayAntigens, CD59RabbitsReceptors, Complement 3dMannose-Binding LectinBlood ProteinsProperdinErythrocytesAntibodiesAntigens, CD46Lupus Erythematosus, SystemicComplement C1sNeutrophilsCattleSheepAntigens, CDImmunoglobulinsBloodAntigens, ProtozoanFetal BloodComplement C1rAntibodies, MonoclonalMolecular Sequence DataLiverComplement C5bAntigens, Polyomavirus TransformingHLA AntigensBiological MarkersGlomerulonephritisBlood Chemical AnalysisSerum AlbuminAntigens, FungalTime FactorsAmino Acid SequenceGlycoproteinsElectrochemical Techniques