title: A nonspecific immunosuppressive material derived from normal bovine serum.
mesh_terms: D000818:Animals; D000921:Antibody-Producing Cells / Q000187:drug effects; D000936:Antigen-Antibody Complex; D002417:Cattle; D002848:Chromatography, DEAE-Cellulose; D002850:Chromatography, Gel; D004912:Erythrocytes / Q000276:immunology; D006462:Hemolytic Plaque Technique; D007106:Immune Sera / Q000494:pharmacology; D007074:Immunoglobulin G; D007075:Immunoglobulin M; D007166:Immunosuppressive Agents / Q000037:antagonists & inhibitors / Q000097:blood* / Q000302:isolation & purification / Q000494:pharmacology; D051379:Mice; D008970:Molecular Weight; D012756:Sheep / Q000276:immunology; D014462:Ultrafiltration
chemical_list: D000936:Antigen-Antibody Complex; D007106:Immune Sera; D007074:Immunoglobulin G; D007075:Immunoglobulin M; D007166:Immunosuppressive Agents