title: A cold agglutinin of the IgA class.
mesh_terms: D000368:Aged; D000906:Antibodies; D005455:Fluorescent Antibody Technique; D006801:Humans; D007122:Immunoelectrophoresis; D066298:In Vitro Techniques; D016403:Lymphoma, Large B-Cell, Diffuse / Q000276:immunology; D008297:Male; D008623:Mercaptoethanol; D006848:Testicular Hydrocele / Q000276:immunology; D013736:Testicular Neoplasms / Q000276:immunology; D014461:Ultracentrifugation; D005719:gamma-Globulins
chemical_list: D000906:Antibodies; D005719:gamma-Globulins; D008623:Mercaptoethanol