Antibodies, HeterophileImmunoglobulin Heavy ChainsAntigens, HeterophileInfectious MononucleosisForssman AntigenImmunoglobulin GImmunoglobulin MImmunoglobulinsAntigensImmunoconglutininsHemagglutination TestsImmunoglobulin ALatex Fixation TestsFalse Positive ReactionsImmunoassayAntigens, BacterialAntigens, SurfaceAntigens, NeoplasmImmunoglobulins, IntravenousHerpesvirus 4, HumanGenes, ImmunoglobulinReagent Kits, DiagnosticImmunoglobulin Light ChainsAntigens, ViralAntibodies, ViralMolecular Sequence DataImmunoglobulin kappa-ChainsImmunoglobulin EImmunoglobulin Variable RegionAmino Acid SequenceProtein BindingImmunoglobulin A, SecretoryB-LymphocytesAntigens, ProtozoanAntibodies, MonoclonalBase SequenceImmunoglobulin mu-ChainsReceptors, Antigen, B-CellAntigens, CDEnzyme-Linked Immunosorbent AssayImmunoglobulin lambda-ChainsAntigens, Polyomavirus TransformingBinding SitesImmunoglobulin IsotypesHLA AntigensImmunoglobulin Fc FragmentsAntibodies, BacterialAntibody SpecificityCell LineAntigens, FungalImmunoglobulin DImmunoglobulin Constant RegionsImmunoglobulin Fab Fragments