title: Indirect plaque-forming cells detected by use of normal mouse serum. I. Normal mouse serum plaque-forming cells are IgA producers.
mesh_terms: D000818:Animals; D000921:Antibody-Producing Cells / Q000276:immunology*; D001769:Blood / Q000276:immunology; D006462:Hemolytic Plaque Technique / Q000379:methods*; D007070:Immunoglobulin A / Q000096:biosynthesis*; D007126:Immunoglobulin Allotypes; D007074:Immunoglobulin G / Q000096:biosynthesis; D051379:Mice; D009194:Myeloma Proteins / Q000276:immunology; D013205:Staphylococcal Protein A / Q000276:immunology
chemical_list: D007070:Immunoglobulin A; D007126:Immunoglobulin Allotypes; D007074:Immunoglobulin G; D009194:Myeloma Proteins; D013205:Staphylococcal Protein A