Antibody SpecificityAntibodiesAntibodies, MonoclonalAntibodies, NeutralizingAntibodies, BacterialAntibodies, ViralEpitopesSensitivity and SpecificityAntibody FormationAntibody AffinityCross ReactionsHIV AntibodiesImmunoglobulin GBinding Sites, AntibodyAutoantibodiesAntigen-Antibody ReactionsEnzyme-Linked Immunosorbent AssayAntibodies, Anti-IdiotypicMolecular Sequence DataSubstrate SpecificityImmunoglobulin MFluorescent Antibody TechniqueAmino Acid SequenceImmune SeraAntigen-Antibody ComplexNeutralization TestsRabbitsEpitope MappingImmunizationImmunoglobulin Fab FragmentsHybridomasImmunoglobulin Variable RegionHaptensMice, Inbred BALB CImmunoassayIsoantibodiesSpecies SpecificityAutoantigensAntigensImmunoglobulin APeptidesAntigens, BacterialRadioimmunoassayHIV Envelope Protein gp120B-LymphocytesImmunoglobulin Heavy ChainsAntibodies, ProtozoanBlotting, WesternImmunoblottingAntibodies, NeoplasmAntibodies, AntinuclearHIV-1Electrophoresis, Polyacrylamide GelMolecular WeightImmunohistochemistryAntibodies, FungalBase SequenceAntibodies, BispecificSingle-Chain AntibodiesRecombinant ProteinsAntibodies, BlockingCell LineAntibodies, HeterophileKineticsAntibodies, CatalyticBinding SitesFluorescent Antibody Technique, IndirectProtein BindingImmunoenzyme TechniquesAntibodies, Monoclonal, HumanizedAntibodies, AntiphospholipidAntigens, SurfaceCells, CulturedModels, MolecularCattleAntigens, ViralRecombinant Fusion ProteinsImmunoglobulin FragmentsCloning, MolecularPeptide LibraryImmunization, PassiveBinding, CompetitiveEscherichia coliHemagglutination TestsTime FactorsSequence Homology, Amino AcidT-LymphocytesPeptide FragmentsComplement Fixation TestsAntigens, NeoplasmImmunoglobulin IdiotypesDNAHemagglutination Inhibition TestsProtein ConformationSerologic TestsPolymerase Chain ReactionProtein Structure, TertiaryMutationPredictive Value of TestsGlycoproteins