alpha-FetoproteinsFetusFetal ProteinsAntibodiesAntibody SpecificityAntibodies, ViralAntibodies, BacterialAntibodies, MonoclonalAntibody FormationAntibodies, NeutralizingAntibody AffinityFluorescent Antibody TechniqueAntibodies, Anti-IdiotypicBinding Sites, AntibodyHIV AntibodiesEpitopesAntibodies, ProtozoanAntibodies, NeoplasmAntibodies, AntinuclearCross ReactionsRabbitsReticulocytesMolecular Sequence DataImmunoglobulin MAutoantibodiesAmino Acid SequenceAntibodies, FungalNeutralization TestsMice, Inbred BALB CAntigen-Antibody ReactionsAntibodies, BispecificImmunoglobulin GSingle-Chain AntibodiesAntibodies, BlockingAntigen-Antibody ComplexImmunoglobulin Fab FragmentsAntibodies, HeterophileAntibodies, CatalyticMolecular WeightCell LineImmune SeraImmunoglobulin ARecombinant ProteinsFluorescent Antibody Technique, IndirectHybridomasElectrophoresis, Polyacrylamide GelAntibodies, Monoclonal, HumanizedEnzyme-Linked Immunosorbent AssayImmunizationProtein BiosynthesisEpitope MappingAntigens, BacterialBlotting, WesternAntibodies, AntiphospholipidAntigensBase SequenceImmunoenzyme TechniquesCell-Free SystemCells, CulturedImmunoassayImmunoblottingAntigens, SurfaceImmunization, PassiveImmunohistochemistryImmunologic TechniquesAntigens, ViralImmunoglobulin FragmentsCattleImmunosorbent TechniquesRNA, MessengerKineticsRadioimmunoassayAntigens, NeoplasmB-LymphocytesEndotoxinsCloning, MolecularT-LymphocytesPeptide FragmentsComplement Fixation TestsPrecipitin TestsHemagglutination TestsChromatography, AffinityGlycoproteinsHemagglutination Inhibition TestsAntibodies, Antineutrophil CytoplasmicRecombinant Fusion ProteinsSensitivity and SpecificityImmunoglobulin Variable RegionFlow CytometryTime FactorsSeroepidemiologic StudiesImmunoglobulin IdiotypesPeptide LibraryEscherichia coliPeptidesProtein BindingImmunodiffusionBinding, CompetitiveHaptensCell Extracts