Antibody SpecificityTeichoic AcidsCounterimmunoelectrophoresisAntibodiesAntibodies, AntinuclearAntibodies, MonoclonalAmino Acid SequenceAmino AcidsMolecular Sequence DataEpitopesAntibodies, BacterialAntibodies, NeutralizingAntibodies, ViralAntibody AffinitySequence Homology, Amino AcidSensitivity and SpecificityPeptide FragmentsAntibody FormationCross ReactionsSubstrate SpecificityImmunoglobulin GBinding Sites, AntibodyHIV AntibodiesCloning, MolecularAutoantibodiesAntigen-Antibody ReactionsBase SequenceEnzyme-Linked Immunosorbent AssayImmunoglobulin Fab FragmentsBinding SitesRabbitsAntibodies, Anti-IdiotypicPeptidesFluorescent Antibody TechniqueChromatography, AffinityAmino Acid SubstitutionImmunoglobulin MKineticsImmune SeraProtein BindingMolecular WeightAntigen-Antibody ComplexSpecies SpecificityNeutralization TestsElectrophoresis, Polyacrylamide GelEpitope MappingRecombinant ProteinsEscherichia coliModels, MolecularImmunoglobulin Variable RegionImmunizationMutationSequence AlignmentCell LineMice, Inbred BALB CProtein ConformationHybridomasDNAHaptensProtein Structure, TertiaryImmunoassayStructure-Activity RelationshipAntigensAutoantigensBlotting, WesternImmunoblottingRecombinant Fusion ProteinsAntigens, BacterialIsoantibodiesMutagenesis, Site-DirectedRadioimmunoassayBacterial ProteinsBinding, CompetitiveImmunoglobulin AAmino Acid MotifsCattleAmino Acids, EssentialDNA, ComplementaryImmunoglobulin FragmentsImmunoglobulin Heavy ChainsAmino Acid Transport SystemsHIV Envelope Protein gp120HIV-1B-LymphocytesSequence Homology, Nucleic AcidPolymerase Chain ReactionPlasmidsDNA PrimersRestriction MappingAntibodies, ProtozoanCarrier ProteinsAntibodies, NeoplasmRNA, MessengerSequence Analysis, DNAAffinity LabelsImmunohistochemistryPolymorphism, Restriction Fragment LengthProtein Structure, SecondaryGenes, BacterialCells, Cultured