Antibodies, HeterophileImmunoglobulin Heavy ChainsAntigens, HeterophileInfectious MononucleosisForssman AntigenImmunoconglutininsAntigensHemagglutination TestsLatex Fixation TestsFalse Positive ReactionsProtein BindingBinding SitesImmunoassayRadiation InjuriesAntigens, BacterialModels, MolecularAmino Acid SequenceAntigens, NeoplasmAntigens, SurfaceImmunoglobulin GHerpesvirus 4, HumanImmunoglobulin MReagent Kits, DiagnosticAntigens, ViralCrystallography, X-RayKineticsProtein ConformationLigandsProtein Structure, TertiaryHistocompatibility Antigens Class IICell LineAntibodies, ViralBase SequenceHistocompatibility Antigens Class IMacromolecular SubstancesPeptidesAntigens, CDAntigens, ProtozoanRecombinant ProteinsNucleic Acid ConformationHLA AntigensBinding, CompetitiveEscherichia coliAntigens, Polyomavirus TransformingDNACell Adhesion MoleculesDimerizationPeptide FragmentsAntibodies, Monoclonal