Receptor, Anaphylatoxin C5aAnaphylatoxinsComplement C3aComplement C5aInflammationReceptors, ComplementComplement C5a, des-ArginineComplement C5Complement C3Complement C4aComplement ActivationAntigens, CDToxins, BiologicalNeutrophilsAnaphylaxisMice, Inbred C57BLAmino Acid SequenceMembrane ProteinsRecombinant ProteinsMolecular Sequence DataCells, CulturedComplement System ProteinsInflammation MediatorsLysine CarboxypeptidaseComplement C4TriprolidineHistamine ReleaseImmunoelectrophoresisDisease Models, Animal