Receptor, Anaphylatoxin C5aAnaphylatoxinsComplement C3aComplement C5aReceptors, ComplementComplement C5a, des-ArginineComplement C5Complement C3Complement C4aComplement ActivationAntigens, CDToxins, BiologicalAnaphylaxisNeutrophilsAmino Acid SequenceMembrane ProteinsMolecular Sequence DataRecombinant ProteinsComplement System ProteinsLysine CarboxypeptidaseComplement C4Cells, CulturedTriprolidineMice, Inbred C57BLHistamine ReleaseImmunoelectrophoresisCCAAT-Enhancer-Binding ProteinsCCAAT-Enhancer-Binding Protein-alphaCCAAT-Enhancer-Binding Protein-betaCCAAT-Enhancer-Binding Protein-deltaTranscription FactorsPromoter Regions, GeneticDNA-Binding Proteins