Immunologic TechniquesImmunodiffusionAntigen-Antibody ReactionsAntigensLymphocytesImmune SeraCross ReactionsImmunoelectrophoresisAntibodiesImmunoassayImmunity, CellularFluorescent Antibody TechniqueRabbitsImmunoglobulin GT-LymphocytesEpitopesElectrophoresis, Polyacrylamide GelMolecular Sequence DataMolecular Weight