Antigen-Antibody ComplexComplement C3AntibodiesAntibodies, MonoclonalComplement C4Immunoglobulin GImmunoglobulin Fab FragmentsComplement C4aComplement C3aComplement C1qCarcinoembryonic AntigenComplement ActivationComplement C5aComplement C4bComplement C5Complement C3bComplement System ProteinsEpitopesAntigensHLA AntigensAntibodies, ViralComplement C6Complement C3cComplement C3dComplement C2Antigen-Antibody ReactionsAntibody SpecificityComplement C9Receptors, ComplementIsoantibodiesAntigens, ViralComplement C1sAntigens, BacterialComplement Membrane Attack ComplexAntibodies, BacterialComplement C1rImmunoglobulin FragmentsComplement Inactivator ProteinsComplement C7Complement C3-C5 ConvertasesHepatitis B AntibodiesAntigens, SurfaceAntigens, NeoplasmComplement Pathway, AlternativeComplement Factor BComplement Pathway, ClassicalAntibody FormationEnzyme-Linked Immunosorbent AssayComplement C8Complement C1Hepatitis B Surface AntigensReceptors, Complement 3bMolecular Sequence DataComplement Factor HAntibodies, NeutralizingFluorescent Antibody TechniqueComplement C5bComplement C2aReceptor, Anaphylatoxin C5aComplement Fixation TestsTime FactorsComplement Activating EnzymesAmino Acid SequenceAntibody AffinityComplement Hemolytic Activity AssayComplement Inactivating AgentsReceptors, Complement 3dBinding Sites, AntibodyComplement C1 Inactivator ProteinsMice, Inbred BALB CImmunoglobulin MAntigens, CDCross ReactionsAntigens, ProtozoanAntibodies, Anti-IdiotypicAnaphylatoxinsAutoantibodiesAntibodies, AntinuclearAntibodies, ProtozoanCell LineBase SequenceAntigens, FungalMice, Inbred C57BLHIV AntibodiesAntigens, Polyomavirus TransformingComplement Factor DRabbitsAntigens, HelminthT-LymphocytesAntigens, CD55Cells, CulturedComplement Factor IAntibodies, NeoplasmComplement C4b-Binding ProteinRecombinant ProteinsAntigens, CD59H-2 AntigensComplement C3b Inactivator ProteinsBacterial ProteinsAntibodies, Fungal