Antigen-Antibody ReactionsAntigens, BacterialStreptococcus pyogenesStreptococcal InfectionsAntistreptolysinFluorescent Antibody TechniqueStreptococcusRheumatic FeverPharyngitisStreptococcus mutansStreptococcus agalactiaeAntibodiesLatex Fixation TestsAntibodies, BacterialCarcinoembryonic AntigenAntibodies, MonoclonalPharynxAntigen-Antibody ComplexAntigensHLA AntigensAntibodies, ViralCross ReactionsAntibody SpecificityIsoantibodiesAntigens, ViralImmunoglobulin GImmunoglobulin Fab FragmentsImmunoglobulin FragmentsHepatitis B AntibodiesAntigens, NeoplasmAntigens, SurfaceAntibody FormationHepatitis B Surface AntigensEnzyme-Linked Immunosorbent AssayAntibodies, NeutralizingEpitopesAntibody AffinityTime FactorsAntigens, ProtozoanBinding Sites, AntibodyAntibodies, Anti-IdiotypicAntibodies, ProtozoanAntigens, CDAntigens, Polyomavirus TransformingAntigens, FungalHIV AntibodiesMolecular Sequence DataMice, Inbred BALB CAntigens, HelminthImmunoglobulin MAntibodies, AntinuclearAntibodies, NeoplasmAutoantibodiesAmino Acid SequenceH-2 AntigensImmune SeraAntibodies, FungalT-LymphocytesImmunizationAntigens, Viral, TumorNeutralization TestsHLA-DR AntigensCell LineReceptors, Antigen, T-CellRabbitsImmunoenzyme TechniquesHistocompatibility AntigensHistocompatibility Antigens Class IIAntibodies, BispecificReceptors, Antigen, B-CellHybridomasB-LymphocytesProliferating Cell Nuclear AntigenSingle-Chain AntibodiesO AntigensImmunoglobulin AAntigens, Tumor-Associated, CarbohydrateLymphocyte ActivationMolecular WeightAntibodies, BlockingProstate-Specific AntigenRecombinant ProteinsAntigens, CD15Antigens, CD3Cells, CulturedAntibodies, HeterophileComplement Fixation TestsBlood Group AntigensAntigens, CD8Fluorescent Antibody Technique, IndirectEpitope MappingImmunoassayBase SequenceImmunohistochemistryHLA-A2 AntigenImmunodiffusionBlotting, WesternElectrophoresis, Polyacrylamide GelHemagglutination TestsFlow Cytometry