Complement ActivationComplement C3Complement System ProteinsComplement C4Complement C5Receptors, ComplementComplement C3bComplement C1qComplement Pathway, AlternativeComplement C9Complement Pathway, ClassicalComplement Membrane Attack ComplexComplement Inactivator ProteinsComplement C2Complement Factor BComplement Factor HComplement Inactivating AgentsComplement C3aComplement C5aComplement C6Receptors, Complement 3bComplement C1Complement C4bComplement Activating EnzymesComplement C3dComplement C3-C5 ConvertasesComplement Fixation TestsComplement C7Complement C8Complement C3cReceptors, Complement 3dComplement Hemolytic Activity AssayComplement C3b Inactivator ProteinsComplement C4aComplement Factor DMolecular Sequence DataComplement C4b-Binding ProteinComplement Factor IComplement C1sAntigens, CD55Antigens, CD59Complement C1rGenes, RegulatorAmino Acid SequenceBacterial ProteinsComplement C1 Inactivator ProteinsTranscription FactorsGene Expression Regulation, BacterialComplement C5bMutationProtein BindingBase SequenceSignal TransductionCystic Fibrosis Transmembrane Conductance RegulatorProperdinComplement Pathway, Mannose-Binding LectinGenetic Complementation TestHemolysisCobra VenomsComplement C1 Inhibitor ProteinAnaphylatoxinsComplement C3 Convertase, Alternative PathwayAntigens, CD46Cell LineTranscription, GeneticGene Expression RegulationRepressor ProteinsDNA-Binding ProteinsReceptor, Anaphylatoxin C5aCells, CulturedAntigen-Antibody ComplexRNA, MessengerMice, KnockoutPromoter Regions, GeneticMice, Inbred C57BLOpsonin ProteinsBinding SitesProtein Structure, TertiarySequence Homology, Amino AcidImmunoglobulin GCloning, MolecularPhenotypePhagocytosisEscherichia coliMembrane ProteinsTrans-ActivatorsCarrier ProteinsBlood Bactericidal ActivityMannose-Binding LectinModels, BiologicalGene DeletionReverse Transcriptase Polymerase Chain ReactionRGS ProteinsPhosphorylationRecombinant ProteinsBlotting, WesternGene Expression ProfilingGene Expression Regulation, DevelopmentalGenes, BacterialCell Differentiation